bivalve

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Murex ramosus (ramose murex snail) (Kenya) 2
by James St. John

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/51417158835.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/51417158835_c791799457_m.jpg" alt="" /></a><br />Murex ramosus (ramose murex snail) (Kenya) 2 / James St. John</span>

サイズ変更など

Leptaena richmondensis (fossil brachiopod) (Upper Ordovician; Brookville Causeway roadcut, Franklin County, Indiana, USA) 4
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49998775351.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49998775351_6268045849_m.jpg" alt="" /></a><br />Leptaena richmondensis (fossil brachiopod) (Upper Ordovician; Brookville Causeway roadcut, Franklin County, Indiana, USA) 4 / James St. John</span>

サイズ変更など

Bivalve fossils (Stump Formation, Jurassic; Dinosaur National Monument, Utah, USA) 12
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/48828148988.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48828148988_b9e95d4d71_m.jpg" alt="" /></a><br />Bivalve fossils (Stump Formation, Jurassic; Dinosaur National Monument, Utah, USA) 12 / James St. John</span>

サイズ変更など

Delaware Limestone over Columbus Limestone (Middle Devonian; Indian Village Canyon, Columbus, Ohio, USA) 3
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/51788934896.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/51788934896_006aeffff4_m.jpg" alt="" /></a><br />Delaware Limestone over Columbus Limestone (Middle Devonian; Indian Village Canyon, Columbus, Ohio, USA) 3 / James St. John</span>

サイズ変更など

Fossil log & dinosaur bones (Morrison Formation, Upper Jurassic; Carnegie Quarry, Dinosaur National Monument, Utah, USA) 7
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/48724565381.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48724565381_02f0410246_m.jpg" alt="" /></a><br />Fossil log & dinosaur bones (Morrison Formation, Upper Jurassic; Carnegie Quarry, Dinosaur National Monument, Utah, USA) 7 / James St. John</span>

サイズ変更など

Arca zebra (zebra ark clam shell) with borings (Sanibel Island, Florida, USA) 2
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49767573871.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49767573871_05d922a343_m.jpg" alt="" /></a><br />Arca zebra (zebra ark clam shell) with borings (Sanibel Island, Florida, USA) 2 / James St. John</span>

サイズ変更など

Lirophora varicosa (imperial venus clam) (St. Thomas, Virgin Islands) 6
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/50629129612.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/50629129612_370c5ab4ba_m.jpg" alt="" /></a><br />Lirophora varicosa (imperial venus clam) (St. Thomas, Virgin Islands) 6 / James St. John</span>

サイズ変更など

Diorama of a Silurian seafloor - cephalopod eating a calymenid trilobite, algae, bivalve, dalmanitid trilobites 1
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/45718580571.html" target="_blank"><img src="http://farm2.static.flickr.com/1978/45718580571_7ae3883c20_m.jpg" alt="" /></a><br />Diorama of a Silurian seafloor - cephalopod eating a calymenid trilobite, algae, bivalve, dalmanitid trilobites 1 / James St. John</span>

サイズ変更など

Cyrtospirifer disjunctus (fossil brachiopod) (Chemung Group, Devonian; southwestern New York State, USA) 1
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49207391041.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49207391041_1323b01b21_m.jpg" alt="" /></a><br />Cyrtospirifer disjunctus (fossil brachiopod) (Chemung Group, Devonian; southwestern New York State, USA) 1 / James St. John</span>

サイズ変更など

Dinocardium robustum (Atlantic giant cockle shell) (Sanibel Island, Florida, USA) 2
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49767524291.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49767524291_30c75b60e1_m.jpg" alt="" /></a><br />Dinocardium robustum (Atlantic giant cockle shell) (Sanibel Island, Florida, USA) 2 / James St. John</span>

サイズ変更など

Fossiliferous limestone (Columbus Limestone, Middle Devonian; Emerald Parkway roadcut, Dublin, Ohio, USA) 6
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/42132017742.html" target="_blank"><img src="http://farm1.static.flickr.com/953/42132017742_e658bb1d40_m.jpg" alt="" /></a><br />Fossiliferous limestone (Columbus Limestone, Middle Devonian; Emerald Parkway roadcut, Dublin, Ohio, USA) 6 / James St. John</span>

サイズ変更など

Bivalve fossils (Stump Formation, Jurassic; Dinosaur National Monument, Utah, USA) 23
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/48828693047.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48828693047_cd2b87ebb0_m.jpg" alt="" /></a><br />Bivalve fossils (Stump Formation, Jurassic; Dinosaur National Monument, Utah, USA) 23 / James St. John</span>

サイズ変更など

Lirophora varicosa (imperial venus clam) (St. Thomas, Virgin Islands) 18
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/50629030481.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/50629030481_c3cffbc448_m.jpg" alt="" /></a><br />Lirophora varicosa (imperial venus clam) (St. Thomas, Virgin Islands) 18 / James St. John</span>

サイズ変更など

Rafinesquina ponderosa (fossil brachiopod) (Grant Lake Formation, Upper Ordovician; south of Excello, Ohio, USA) 1
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49710941141.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49710941141_9c10817192_m.jpg" alt="" /></a><br />Rafinesquina ponderosa (fossil brachiopod) (Grant Lake Formation, Upper Ordovician; south of Excello, Ohio, USA) 1 / James St. John</span>

サイズ変更など

Dinocardium robustum (Atlantic giant cockle shell) (Sanibel Island, Florida, USA) 6
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49766986493.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49766986493_45a84b8045_m.jpg" alt="" /></a><br />Dinocardium robustum (Atlantic giant cockle shell) (Sanibel Island, Florida, USA) 6 / James St. John</span>

サイズ変更など

Vetulonaia sp. (fossil clams) (Morrison Formation, Upper Jurassic; Dinosaur National Monument, Utah, USA) 54
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/48839444032.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48839444032_249019b49b_m.jpg" alt="" /></a><br />Vetulonaia sp. (fossil clams) (Morrison Formation, Upper Jurassic; Dinosaur National Monument, Utah, USA) 54 / James St. John</span>

サイズ変更など

Crocodilian footprint (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 7
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/52599083927.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52599083927_33ae7a4d2a_m.jpg" alt="" /></a><br />Crocodilian footprint (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 7 / James St. John</span>

サイズ変更など

Murex ternispina (black-spined murex snail) 5
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49624889338.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49624889338_22d05830f8_m.jpg" alt="" /></a><br />Murex ternispina (black-spined murex snail) 5 / James St. John</span>

サイズ変更など

Heatherdale Shale (Lower Cambrian; Old Sellicks Hill Road, Fleurieu Peninsula, South Australia) 3
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49961247626.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49961247626_51d01f816b_m.jpg" alt="" /></a><br />Heatherdale Shale (Lower Cambrian; Old Sellicks Hill Road, Fleurieu Peninsula, South Australia) 3 / James St. John</span>

サイズ変更など

Trachycardium muricatum (yellow prickly cockle shell) (Sanibel Island, Florida, USA) 2
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49767542686.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49767542686_c1e22d1cec_m.jpg" alt="" /></a><br />Trachycardium muricatum (yellow prickly cockle shell) (Sanibel Island, Florida, USA) 2 / James St. John</span>

サイズ変更など

Fault in the Lowellville Shale (Pottsville Group, Lower Pennsylvanian; Beach City Dam outcrop, northeastern Ohio, USA) 7
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/25516649200.html" target="_blank"><img src="http://farm2.static.flickr.com/1527/25516649200_52842d39df_m.jpg" alt="" /></a><br />Fault in the Lowellville Shale (Pottsville Group, Lower Pennsylvanian; Beach City Dam outcrop, northeastern Ohio, USA) 7 / James St. John</span>

サイズ変更など

Solitary rugose corals (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 15
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/48410735946.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48410735946_4029628bf7_m.jpg" alt="" /></a><br />Solitary rugose corals (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 15 / James St. John</span>

サイズ変更など

Geodized Platystrophia ponderosa brachiopod in limestone (Corryville Member, McMillan Formation, Upper Ordovician; Flemingsburg South roadcut, Fleming County, Kentucky, USA) 4
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/48246890596.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48246890596_ba1c3434b4_m.jpg" alt="" /></a><br />Geodized Platystrophia ponderosa brachiopod in limestone (Corryville Member, McMillan Formation, Upper Ordovician; Flemingsburg South roadcut, Fleming County, Kentucky, USA) 4 / James St. John</span>

サイズ変更など

Dosinia discus (disc dosinia clam shell) (Sanibel Island, Florida, USA) 2
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49769039916.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49769039916_e1b65f4325_m.jpg" alt="" /></a><br />Dosinia discus (disc dosinia clam shell) (Sanibel Island, Florida, USA) 2 / James St. John</span>

サイズ変更など

Arca zebra (zebra ark clam shell) with borings (Sanibel Island, Florida, USA) 1
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49767573446.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49767573446_68eb2cfb38_m.jpg" alt="" /></a><br />Arca zebra (zebra ark clam shell) with borings (Sanibel Island, Florida, USA) 1 / James St. John</span>

サイズ変更など

Productid brachiopod in flint-bearing fossiliferous limestone (Upper Mercer Limestone, Middle Pennsylvanian; Nellie, Ohio, USA) 2
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/40095208412.html" target="_blank"><img src="http://farm5.static.flickr.com/4626/40095208412_ae26e40e6f_m.jpg" alt="" /></a><br />Productid brachiopod in flint-bearing fossiliferous limestone (Upper Mercer Limestone, Middle Pennsylvanian; Nellie, Ohio, USA) 2 / James St. John</span>

サイズ変更など

Noetia ponderosa (ponderous ark clam shell) with borings (Sanibel Island, Florida, USA) 2
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49767117278.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49767117278_2252f2cb3c_m.jpg" alt="" /></a><br />Noetia ponderosa (ponderous ark clam shell) with borings (Sanibel Island, Florida, USA) 2 / James St. John</span>

サイズ変更など

Bivalve fossils (Stump Formation, Jurassic; Dinosaur National Monument, Utah, USA) 4
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/48828682502.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48828682502_230e4da980_m.jpg" alt="" /></a><br />Bivalve fossils (Stump Formation, Jurassic; Dinosaur National Monument, Utah, USA) 4 / James St. John</span>

サイズ変更など

Fossiliferous limestone (Columbus Limestone, Middle Devonian; Melvin Stone Quarry, near Williamsport, Pickaway County, Ohio, USA) 6
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/53683832589.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/53683832589_f830dffc11_m.jpg" alt="" /></a><br />Fossiliferous limestone (Columbus Limestone, Middle Devonian; Melvin Stone Quarry, near Williamsport, Pickaway County, Ohio, USA) 6 / James St. John</span>

サイズ変更など

Fossiliferous limestone (Columbus Limestone, Middle Devonian; Emerald Parkway roadcut, Dublin, Ohio, USA) 4
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/42178923891.html" target="_blank"><img src="http://farm1.static.flickr.com/825/42178923891_6e16aa034c_m.jpg" alt="" /></a><br />Fossiliferous limestone (Columbus Limestone, Middle Devonian; Emerald Parkway roadcut, Dublin, Ohio, USA) 4 / James St. John</span>

サイズ変更など

Nemocardium bechei (de la Beche's cockle) 3
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/24894495502.html" target="_blank"><img src="http://farm2.static.flickr.com/1504/24894495502_e6a5e211bd_m.jpg" alt="" /></a><br />Nemocardium bechei (de la Beche's cockle) 3 / James St. John</span>

サイズ変更など

Shell Spring 5
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/8275847136.html" target="_blank"><img src="http://farm9.static.flickr.com/8341/8275847136_01ed8a6919_m.jpg" alt="" /></a><br />Shell Spring 5 / James St. John</span>

サイズ変更など

Waynesville Formation (Upper Ordovician; Miamisburg railroad cut, Ohio, USA) 3
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/32174397698.html" target="_blank"><img src="http://farm5.static.flickr.com/4847/32174397698_e9155c4df7_m.jpg" alt="" /></a><br />Waynesville Formation (Upper Ordovician; Miamisburg railroad cut, Ohio, USA) 3 / James St. John</span>

サイズ変更など

Waynesville Formation (Upper Ordovician; Miamisburg railroad cut, Ohio, USA) 7
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/45133477295.html" target="_blank"><img src="http://farm5.static.flickr.com/4901/45133477295_713afa1edb_m.jpg" alt="" /></a><br />Waynesville Formation (Upper Ordovician; Miamisburg railroad cut, Ohio, USA) 7 / James St. John</span>

サイズ変更など

Pentamerid brachiopods in dolostone (Racine Formation, Middle Silurian; Grafton, Illinois, USA) 2
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/50721886666.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/50721886666_6cf8d4d2dd_m.jpg" alt="" /></a><br />Pentamerid brachiopods in dolostone (Racine Formation, Middle Silurian; Grafton, Illinois, USA) 2 / James St. John</span>

サイズ変更など

Columbus Limestone-Delaware Limestone boundary bed (Middle Devonian; Emerald Parkway roadcut, Dublin, Ohio, USA) 3
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/27317700917.html" target="_blank"><img src="http://farm1.static.flickr.com/952/27317700917_7d2e769750_m.jpg" alt="" /></a><br />Columbus Limestone-Delaware Limestone boundary bed (Middle Devonian; Emerald Parkway roadcut, Dublin, Ohio, USA) 3 / James St. John</span>

サイズ変更など

Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 67
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/52595389696.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52595389696_9b2f5942ef_m.jpg" alt="" /></a><br />Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 67 / James St. John</span>

サイズ変更など

Fossiliferous limestone (Columbus Limestone, Middle Devonian; Emerald Parkway roadcut, Dublin, Ohio, USA) 16
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/28306610128.html" target="_blank"><img src="http://farm1.static.flickr.com/943/28306610128_c27254a317_m.jpg" alt="" /></a><br />Fossiliferous limestone (Columbus Limestone, Middle Devonian; Emerald Parkway roadcut, Dublin, Ohio, USA) 16 / James St. John</span>

サイズ変更など

Normal fault in the Lowellville Shale (Pottsville Group, Lower Pennsylvanian; Beach City Dam outcrop, northeastern Ohio, USA) 7
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/25516597640.html" target="_blank"><img src="http://farm2.static.flickr.com/1577/25516597640_64a8bbfbf9_m.jpg" alt="" /></a><br />Normal fault in the Lowellville Shale (Pottsville Group, Lower Pennsylvanian; Beach City Dam outcrop, northeastern Ohio, USA) 7 / James St. John</span>

サイズ変更など

Bivalve fossils (Stump Formation, Jurassic; Dinosaur National Monument, Utah, USA) 15
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/48828148388.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48828148388_7125107457_m.jpg" alt="" /></a><br />Bivalve fossils (Stump Formation, Jurassic; Dinosaur National Monument, Utah, USA) 15 / James St. John</span>

サイズ変更など

Laminated argillaceous limestone (Maxville Limestone, Mississippian; Pleasant Valley Limestone Quarry, Muskingum County, Ohio, USA) 1
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/30226095687.html" target="_blank"><img src="http://farm2.static.flickr.com/1910/30226095687_e8a7fe480a_m.jpg" alt="" /></a><br />Laminated argillaceous limestone (Maxville Limestone, Mississippian; Pleasant Valley Limestone Quarry, Muskingum County, Ohio, USA) 1 / James St. John</span>

サイズ変更など

Polinices lacteus (milk moon snail) (San Salvador Island, Bahamas) 3
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/16189176151.html" target="_blank"><img src="http://farm9.static.flickr.com/8666/16189176151_808d179545_m.jpg" alt="" /></a><br />Polinices lacteus (milk moon snail) (San Salvador Island, Bahamas) 3 / James St. John</span>

サイズ変更など

Antiquatonia coloradoensis fossil brachiopod (Boggs Shale, Pottsville Group, Pennsylvanian; Blunt Run, Muskingum County, Ohio, USA) 3
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/23297909472.html" target="_blank"><img src="http://farm6.static.flickr.com/5766/23297909472_73dcf50801_m.jpg" alt="" /></a><br />Antiquatonia coloradoensis fossil brachiopod (Boggs Shale, Pottsville Group, Pennsylvanian; Blunt Run, Muskingum County, Ohio, USA) 3 / James St. John</span>

サイズ変更など

Crocodilian claw scratch marks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 8
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/52600003740.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52600003740_b24d7bde4e_m.jpg" alt="" /></a><br />Crocodilian claw scratch marks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 8 / James St. John</span>

サイズ変更など

Bivalve fossils (Stump Formation, Jurassic; Dinosaur National Monument, Utah, USA) 27
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/48828691922.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48828691922_0078038aa2_m.jpg" alt="" /></a><br />Bivalve fossils (Stump Formation, Jurassic; Dinosaur National Monument, Utah, USA) 27 / James St. John</span>

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Macrocallista nimbosa (sunray venus clam shell) (Sanibel Island, Florida, USA) 6
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49763309957.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49763309957_d2eafb8ebc_m.jpg" alt="" /></a><br />Macrocallista nimbosa (sunray venus clam shell) (Sanibel Island, Florida, USA) 6 / James St. John</span>

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Fossiliferous limestone (Columbus Limestone; Middle Devonian; Ohio, USA) 8
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/40362323340.html" target="_blank"><img src="http://farm1.static.flickr.com/974/40362323340_cc0cb706a9_m.jpg" alt="" /></a><br />Fossiliferous limestone (Columbus Limestone; Middle Devonian; Ohio, USA) 8 / James St. John</span>

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Moellerina greenei (fossil charophyte oogonia) in fossiliferous limestone (Columbus Limestone, Middle Devonian; Emerald Parkway roadcut, Dublin, Ohio, USA) 2
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/41282511125.html" target="_blank"><img src="http://farm1.static.flickr.com/968/41282511125_84f1d5ed9e_m.jpg" alt="" /></a><br />Moellerina greenei (fossil charophyte oogonia) in fossiliferous limestone (Columbus Limestone, Middle Devonian; Emerald Parkway roadcut, Dublin, Ohio, USA) 2 / James St. John</span>

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Xenophora conchyliophora (fossil Atlantic carrier snail) (Pliocene; quarry in Florida, USA) 3
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/24626901672.html" target="_blank"><img src="http://farm2.static.flickr.com/1499/24626901672_8702909c5c_m.jpg" alt="" /></a><br />Xenophora conchyliophora (fossil Atlantic carrier snail) (Pliocene; quarry in Florida, USA) 3 / James St. John</span>

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Antiquatonia coloradoensis fossil brachiopod (Boggs Shale, Pottsville Group, Pennsylvanian; Blunt Run, Muskingum County, Ohio, USA) 4
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/23323820811.html" target="_blank"><img src="http://farm6.static.flickr.com/5641/23323820811_af99ec1fa2_m.jpg" alt="" /></a><br />Antiquatonia coloradoensis fossil brachiopod (Boggs Shale, Pottsville Group, Pennsylvanian; Blunt Run, Muskingum County, Ohio, USA) 4 / James St. John</span>

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Raeta plicatella (channeled duck clam shell) (Sanibel Island, Florida, USA) 6
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49763308457.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49763308457_d6736b075e_m.jpg" alt="" /></a><br />Raeta plicatella (channeled duck clam shell) (Sanibel Island, Florida, USA) 6 / James St. John</span>

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Leptaena richmondensis (fossil brachiopods) (Upper Ordovician; Brookville Causeway roadcut, Franklin County, Indiana, USA) 1
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49999027287.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49999027287_5d297b9857_m.jpg" alt="" /></a><br />Leptaena richmondensis (fossil brachiopods) (Upper Ordovician; Brookville Causeway roadcut, Franklin County, Indiana, USA) 1 / James St. John</span>

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Crocodilian claw scratch marks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 4
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/52599838989.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52599838989_a35a31ba81_m.jpg" alt="" /></a><br />Crocodilian claw scratch marks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 4 / James St. John</span>

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Fossil gastropod in limestone (Columbus Limestone, Middle Devonian; Quarry Trails Park, Columbus, Ohio, USA) 1
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/51782321255.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/51782321255_fb8d655639_m.jpg" alt="" /></a><br />Fossil gastropod in limestone (Columbus Limestone, Middle Devonian; Quarry Trails Park, Columbus, Ohio, USA) 1 / James St. John</span>

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Tucetona pectinata (comb bittersweet clam) (St. Thomas, Virgin Islands) 3
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/50639561438.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/50639561438_7ce64edccd_m.jpg" alt="" /></a><br />Tucetona pectinata (comb bittersweet clam) (St. Thomas, Virgin Islands) 3 / James St. John</span>

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Waynesville Formation (Upper Ordovician; Miamisburg railroad cut, Ohio, USA) 8
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/45320930884.html" target="_blank"><img src="http://farm5.static.flickr.com/4892/45320930884_597529b449_m.jpg" alt="" /></a><br />Waynesville Formation (Upper Ordovician; Miamisburg railroad cut, Ohio, USA) 8 / James St. John</span>

サイズ変更など

Bivalve fossils (Stump Formation, Jurassic; Dinosaur National Monument, Utah, USA) 3
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/48828686692.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48828686692_2e3da08a6e_m.jpg" alt="" /></a><br />Bivalve fossils (Stump Formation, Jurassic; Dinosaur National Monument, Utah, USA) 3 / James St. John</span>

サイズ変更など

Waynesville Formation (Upper Ordovician; Miamisburg railroad cut, Ohio, USA) 11
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/31106173177.html" target="_blank"><img src="http://farm5.static.flickr.com/4894/31106173177_1f5ea945d3_m.jpg" alt="" /></a><br />Waynesville Formation (Upper Ordovician; Miamisburg railroad cut, Ohio, USA) 11 / James St. John</span>

サイズ変更など

Petroxestes pera bivalve borings on limestone hardground (Turkey Track Layer, Waynesville Formation, Upper Ordovician; Flat Fork Arm of Caesar Creek Lake, Warren County, Ohio, USA) 7
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/24724740688.html" target="_blank"><img src="http://farm5.static.flickr.com/4577/24724740688_a94104d8ca_m.jpg" alt="" /></a><br />Petroxestes pera bivalve borings on limestone hardground (Turkey Track Layer, Waynesville Formation, Upper Ordovician; Flat Fork Arm of Caesar Creek Lake, Warren County, Ohio, USA) 7 / James St. John</span>

サイズ変更など

Bivalve fossils (Stump Formation, Jurassic; Dinosaur National Monument, Utah, USA) 8
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/48828525441.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48828525441_e1becd41ec_m.jpg" alt="" /></a><br />Bivalve fossils (Stump Formation, Jurassic; Dinosaur National Monument, Utah, USA) 8 / James St. John</span>

サイズ変更など

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