bivalve

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Little black snail
by Paul J. Morris

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/5046020988.html" target="_blank"><img src="http://farm5.static.flickr.com/4152/5046020988_fff926bda4_m.jpg" alt="" /></a><br />Little black snail / Paul J. Morris</span>

サイズ変更など

Fossiliferous limestone (Columbus Limestone, Middle Devonian; Emerald Parkway roadcut, Dublin, 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/42178857251.html" target="_blank"><img src="http://farm1.static.flickr.com/825/42178857251_6c780e4092_m.jpg" alt="" /></a><br />Fossiliferous limestone (Columbus Limestone, Middle Devonian; Emerald Parkway roadcut, Dublin, Ohio, USA) 11 / James St. John</span>

サイズ変更など

Columbus Limestone (Middle Devonian; Indian Village Canyon, Columbus, 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/51788989851.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/51788989851_3cbe48e01b_m.jpg" alt="" /></a><br />Columbus Limestone (Middle Devonian; Indian Village Canyon, Columbus, Ohio, USA) 4 / 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) 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/38564121182.html" target="_blank"><img src="http://farm5.static.flickr.com/4581/38564121182_f3e757a9f0_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) 3 / James St. John</span>

サイズ変更など

Macrocallista nimbosa (sunray venus clam shell) (Sanibel Island, 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/49762454693.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49762454693_050152f0de_m.jpg" alt="" /></a><br />Macrocallista nimbosa (sunray venus clam shell) (Sanibel Island, Florida, USA) 3 / James St. John</span>

サイズ変更など

Busycon sinistrum (lightning whelk) 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/24466804312.html" target="_blank"><img src="http://farm2.static.flickr.com/1483/24466804312_18ca0d328d_m.jpg" alt="" /></a><br />Busycon sinistrum (lightning whelk) 2 / James St. John</span>

サイズ変更など

Little black snail
by Paul J. Morris

クリエイティブ・コモンズ表示-継承 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/5046020992.html" target="_blank"><img src="http://farm5.static.flickr.com/4144/5046020992_effa75459b_m.jpg" alt="" /></a><br />Little black snail / Paul J. Morris</span>

サイズ変更など

Crocodilian footprint (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/52599083497.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52599083497_c2b31057a7_m.jpg" alt="" /></a><br />Crocodilian footprint (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 8 / James St. John</span>

サイズ変更など

Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 58
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/52595913143.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52595913143_3b5e1607fb_m.jpg" alt="" /></a><br />Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 58 / James St. John</span>

サイズ変更など

Raeta plicatella (channeled duck clam shell) (Sanibel Island, Florida, USA) 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/49762979506.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49762979506_671ba9deb2_m.jpg" alt="" /></a><br />Raeta plicatella (channeled duck clam shell) (Sanibel Island, Florida, USA) 5 / James St. John</span>

サイズ変更など

Roemeria hybrida
by Martín Vicente, M.

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/49871907672.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49871907672_a5264307fc_m.jpg" alt="" /></a><br />Roemeria hybrida / Martín Vicente, M.</span>

サイズ変更など

Hexagonaria sp. (fossil coral) (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, 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/48410697967.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48410697967_fa6f6ed3ae_m.jpg" alt="" /></a><br />Hexagonaria sp. (fossil coral) (Marblehead Member, Columbus Limestone, Middle Devonian; lakehore outcrop near Marblehead Lighthouse, Ottawa County, Ohio, USA) 27 / James St. John</span>

サイズ変更など

Leptaena fossil brachiopod in fossiliferous limestone (Middle Devonian; gravel bar clast, Olentangy River, 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/28934324463.html" target="_blank"><img src="http://farm9.static.flickr.com/8223/28934324463_6a01cca228_m.jpg" alt="" /></a><br />Leptaena fossil brachiopod in fossiliferous limestone (Middle Devonian; gravel bar clast, Olentangy River, Columbus, Ohio, USA) 1 / James St. John</span>

サイズ変更など

Oysters
by wallygrom

クリエイティブ・コモンズ表示-継承 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/4030392014.html" target="_blank"><img src="http://farm3.static.flickr.com/2663/4030392014_8325a1f6eb_m.jpg" alt="" /></a><br />Oysters / wallygrom</span>

サイズ変更など

Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 59
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/52595653304.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52595653304_c735a587c8_m.jpg" alt="" /></a><br />Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 59 / James St. John</span>

サイズ変更など

Ironstone concretion (lower Pottsville Group, Lower Pennsylvanian; Pleasant Valley Limestone Quarry, Muskingum County, 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/30226086067.html" target="_blank"><img src="http://farm2.static.flickr.com/1924/30226086067_6533326d26_m.jpg" alt="" /></a><br />Ironstone concretion (lower Pottsville Group, Lower Pennsylvanian; Pleasant Valley Limestone Quarry, Muskingum County, Ohio, USA) 2 / James St. John</span>

サイズ変更など

Anthracospirifer fossil brachiopod in fossiliferous limestone (Boggs Member, Pottsville Group, Pennsylvanian; Rt. 93 roadcut north of Mt. Pleasant, Hocking 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/22666882803.html" target="_blank"><img src="http://farm1.static.flickr.com/583/22666882803_3c2c44cb12_m.jpg" alt="" /></a><br />Anthracospirifer fossil brachiopod in fossiliferous limestone (Boggs Member, Pottsville Group, Pennsylvanian; Rt. 93 roadcut north of Mt. Pleasant, Hocking County, Ohio, USA) 3 / James St. John</span>

サイズ変更など

Columbus Limestone (Middle Devonian; Emerald Parkway roadcut, Dublin, Ohio, USA) 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/42131281512.html" target="_blank"><img src="http://farm1.static.flickr.com/827/42131281512_b1313ace72_m.jpg" alt="" /></a><br />Columbus Limestone (Middle Devonian; Emerald Parkway roadcut, Dublin, Ohio, USA) 5 / James St. John</span>

サイズ変更など

Xenophora longleyi (Longley's carrier snail) 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/24117352943.html" target="_blank"><img src="http://farm2.static.flickr.com/1494/24117352943_a96746057c_m.jpg" alt="" /></a><br />Xenophora longleyi (Longley's carrier snail) 3 / James St. John</span>

サイズ変更など

Oyster Day
by vastateparksstaff

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/51977885419.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/51977885419_ab10d7e2fd_m.jpg" alt="" /></a><br />Oyster Day / vastateparksstaff</span>

サイズ変更など

Wanakah Formation (Middle Jurassic; roadcut near Artists Point, Colorado National Monument, Colorado, 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/23385201823.html" target="_blank"><img src="http://farm6.static.flickr.com/5660/23385201823_e614e44dc2_m.jpg" alt="" /></a><br />Wanakah Formation (Middle Jurassic; roadcut near Artists Point, Colorado National Monument, Colorado, USA) 2 / James St. John</span>

サイズ変更など

Dosinia discus (disc dosinia clam shell) (Sanibel Island, Florida, 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/49769364027.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49769364027_3ba3096a23_m.jpg" alt="" /></a><br />Dosinia discus (disc dosinia clam shell) (Sanibel Island, Florida, USA) 4 / James St. John</span>

サイズ変更など

Lirophora varicosa (imperial venus 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/50629130697.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/50629130697_ec513841d7_m.jpg" alt="" /></a><br />Lirophora varicosa (imperial venus clam) (St. Thomas, Virgin Islands) 3 / James St. John</span>

サイズ変更など

Exogyra sp. (fossil oyster shell) (Navesink Marl, Upper Cretaceous, ~68 Ma; Wilmington, Delaware, 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/53653652562.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/53653652562_8581e5e289_m.jpg" alt="" /></a><br />Exogyra sp. (fossil oyster shell) (Navesink Marl, Upper Cretaceous, ~68 Ma; Wilmington, Delaware, USA) 2 / James St. John</span>

サイズ変更など

Nacreous aragonite ("mother-of-pearl") 10
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/54576255779.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/54576255779_3e2d7b8503_m.jpg" alt="" /></a><br />Nacreous aragonite ("mother-of-pearl") 10 / James St. John</span>

サイズ変更など

Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 80
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/52595645369.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52595645369_773434ff0a_m.jpg" alt="" /></a><br />Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 80 / James St. John</span>

サイズ変更など

Lirophora varicosa (imperial venus clam) (St. Thomas, Virgin Islands) 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/50629128187.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/50629128187_2ffcda1154_m.jpg" alt="" /></a><br />Lirophora varicosa (imperial venus clam) (St. Thomas, Virgin Islands) 12 / James St. John</span>

サイズ変更など

Fossil rugose coral 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/51781691763.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/51781691763_ec9e008cf2_m.jpg" alt="" /></a><br />Fossil rugose coral in limestone (Columbus Limestone, Middle Devonian; Quarry Trails Park, Columbus, Ohio, USA) 1 / James St. John</span>

サイズ変更など

Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 37
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/52595824010.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52595824010_35bdd87dbd_m.jpg" alt="" /></a><br />Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 37 / James St. John</span>

サイズ変更など

039 - Crocus Giant Clam
by Piktour | Neville Wootton

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/9364282490.html" target="_blank"><img src="http://farm6.static.flickr.com/5507/9364282490_51c57701b8_m.jpg" alt="" /></a><br />039 - Crocus Giant Clam / Piktour | Neville Wootton</span>

サイズ変更など

Shell Spring erupting (latest morning to earliest afternoon, 12 August 2013) 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/12826490544.html" target="_blank"><img src="http://farm3.static.flickr.com/2831/12826490544_befa8a539d_m.jpg" alt="" /></a><br />Shell Spring erupting (latest morning to earliest afternoon, 12 August 2013) 4 / James St. John</span>

サイズ変更など

Fossiliferous mudshale (Boggs Shale, Pottsville Group, Pennsylvanian; Blunt Run, Muskingum County, Ohio, USA) 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/22758011354.html" target="_blank"><img src="http://farm1.static.flickr.com/661/22758011354_2c5c221b99_m.jpg" alt="" /></a><br />Fossiliferous mudshale (Boggs Shale, Pottsville Group, Pennsylvanian; Blunt Run, Muskingum County, Ohio, USA) 18 / James St. John</span>

サイズ変更など

Uintacrinus socialis (fossil crinoids in chalk) (Niobrara Formation, Upper Cretaceous; western Kansas, 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/35572783210.html" target="_blank"><img src="http://farm5.static.flickr.com/4312/35572783210_60b8a60b41_m.jpg" alt="" /></a><br />Uintacrinus socialis (fossil crinoids in chalk) (Niobrara Formation, Upper Cretaceous; western Kansas, USA) 16 / James St. John</span>

サイズ変更など

Shell Spring erupting (afternoon, 15 June 2023) 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/53008233602.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/53008233602_b0230a9ace_m.jpg" alt="" /></a><br />Shell Spring erupting (afternoon, 15 June 2023) 1 / James St. John</span>

サイズ変更など

Tucetona pectinata (comb bittersweet clam) (St. Thomas, Virgin Islands) 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/50640307631.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/50640307631_caf320369c_m.jpg" alt="" /></a><br />Tucetona pectinata (comb bittersweet clam) (St. Thomas, Virgin Islands) 8 / James St. John</span>

サイズ変更など

Chonetes sp. (fossil brachiopod) & fossil fish bone (Vinton Member, Logan Formation, Lower Mississippian; Route 16 roadcut northeast of Frazeysburg, 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/25772617837.html" target="_blank"><img src="http://farm5.static.flickr.com/4617/25772617837_d8fa530e29_m.jpg" alt="" /></a><br />Chonetes sp. (fossil brachiopod) & fossil fish bone (Vinton Member, Logan Formation, Lower Mississippian; Route 16 roadcut northeast of Frazeysburg, Ohio, USA) 2 / James St. John</span>

サイズ変更など

Fossil corals 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/51784306613.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/51784306613_8d81b205f1_m.jpg" alt="" /></a><br />Fossil corals in limestone (Columbus Limestone, Middle Devonian; Quarry Trails Park, Columbus, Ohio, USA) 1 / James St. John</span>

サイズ変更など

Zygospira brachiopods in fossiliferous limestone (Point Pleasant Limestone, Upper Ordovician; Bear Creek Quarry, east of Neville, 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/25382706439.html" target="_blank"><img src="http://farm6.static.flickr.com/5663/25382706439_d87fabab66_m.jpg" alt="" /></a><br />Zygospira brachiopods in fossiliferous limestone (Point Pleasant Limestone, Upper Ordovician; Bear Creek Quarry, east of Neville, Ohio, USA) 1 / James St. John</span>

サイズ変更など

Ferruginous dolostone & pelletal glauconite beds (Floyds Knob Bed, Fort Payne Formation, Lower Mississippian; Burkesville West Rt. 90 roadcut, Kentucky, 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/42348891761.html" target="_blank"><img src="http://farm1.static.flickr.com/881/42348891761_6b3992d2ea_m.jpg" alt="" /></a><br />Ferruginous dolostone & pelletal glauconite beds (Floyds Knob Bed, Fort Payne Formation, Lower Mississippian; Burkesville West Rt. 90 roadcut, Kentucky, USA) 1 / James St. John</span>

サイズ変更など

Lirophora varicosa (imperial venus clam) (St. Thomas, Virgin Islands) 21
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/52172340623.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52172340623_b5dce92332_m.jpg" alt="" /></a><br />Lirophora varicosa (imperial venus clam) (St. Thomas, Virgin Islands) 21 / James St. John</span>

サイズ変更など

Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 26
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/52595407216.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52595407216_087b709624_m.jpg" alt="" /></a><br />Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 26 / James St. John</span>

サイズ変更など

Tucetona pectinata (comb bittersweet 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/50640388312.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/50640388312_38bea8d706_m.jpg" alt="" /></a><br />Tucetona pectinata (comb bittersweet clam) (St. Thomas, Virgin Islands) 6 / James St. John</span>

サイズ変更など

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/38564106462.html" target="_blank"><img src="http://farm5.static.flickr.com/4556/38564106462_55ef89a8e4_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) 4 / James St. John</span>

サイズ変更など

Xenophora caribaea (Caribbean carrier snail) 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/24587883831.html" target="_blank"><img src="http://farm2.static.flickr.com/1636/24587883831_7f1c531d12_m.jpg" alt="" /></a><br />Xenophora caribaea (Caribbean carrier snail) 1 / James St. John</span>

サイズ変更など

Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 73
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/52595386791.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52595386791_40f2e64d3b_m.jpg" alt="" /></a><br />Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 73 / James St. John</span>

サイズ変更など

Clams
by Kyle Hartshorn

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/39820413060.html" target="_blank"><img src="http://farm1.static.flickr.com/804/39820413060_886ac93f56_m.jpg" alt="" /></a><br />Clams / Kyle Hartshorn</span>

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041 - Crocus Giant Clam
by Piktour | Neville Wootton

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/9361512683.html" target="_blank"><img src="http://farm6.static.flickr.com/5470/9361512683_3204fb3272_m.jpg" alt="" /></a><br />041 - Crocus Giant Clam / Piktour | Neville Wootton</span>

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Natica sp. (moon snail) (San Salvador Island, Bahamas) 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/16005276787.html" target="_blank"><img src="http://farm8.static.flickr.com/7490/16005276787_0f5622f4c2_m.jpg" alt="" /></a><br />Natica sp. (moon snail) (San Salvador Island, Bahamas) 4 / James St. John</span>

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Columbus Limestone (Middle Devonian) (Hayden Run, 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/35376914210.html" target="_blank"><img src="http://farm5.static.flickr.com/4153/35376914210_6a060645b3_m.jpg" alt="" /></a><br />Columbus Limestone (Middle Devonian) (Hayden Run, Dublin, Ohio, USA) 2 / James St. John</span>

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Columbus Limestone (Middle Devonian) (Hayden Run, 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/35633091711.html" target="_blank"><img src="http://farm5.static.flickr.com/4231/35633091711_9f665e417e_m.jpg" alt="" /></a><br />Columbus Limestone (Middle Devonian) (Hayden Run, Dublin, Ohio, USA) 6 / James St. John</span>

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Fossiliferous mudshale (Boggs Shale, Pottsville Group, Pennsylvanian; Blunt Run, Muskingum County, Ohio, USA) 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/23278069622.html" target="_blank"><img src="http://farm1.static.flickr.com/618/23278069622_4bc0faa553_m.jpg" alt="" /></a><br />Fossiliferous mudshale (Boggs Shale, Pottsville Group, Pennsylvanian; Blunt Run, Muskingum County, Ohio, USA) 5 / James St. John</span>

サイズ変更など

Waynesville Formation (Upper Ordovician; Miamisburg railroad cut, Ohio, 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/31106157677.html" target="_blank"><img src="http://farm5.static.flickr.com/4818/31106157677_1eaf98d283_m.jpg" alt="" /></a><br />Waynesville Formation (Upper Ordovician; Miamisburg railroad cut, Ohio, USA) 12 / James St. John</span>

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Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 21
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/52595409336.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52595409336_5a0e66737e_m.jpg" alt="" /></a><br />Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 21 / James St. John</span>

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Fossil favositid coral in limestone (Columbus Limestone, Middle Devonian; Quarry Trails Park, Columbus, 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/51782228409.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/51782228409_28903e603b_m.jpg" alt="" /></a><br />Fossil favositid coral in limestone (Columbus Limestone, Middle Devonian; Quarry Trails Park, Columbus, Ohio, USA) 2 / James St. John</span>

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Orthid brachiopod in limestone (Ashlock Formation, Upper Ordovician; Route 52 roadcut, near Point Leavell, Kentucky, 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/46825011692.html" target="_blank"><img src="http://farm5.static.flickr.com/4908/46825011692_28504afaab_m.jpg" alt="" /></a><br />Orthid brachiopod in limestone (Ashlock Formation, Upper Ordovician; Route 52 roadcut, near Point Leavell, Kentucky, USA) 2 / James St. John</span>

サイズ変更など

Gastropod internal mold (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 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/48620174031.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48620174031_7edd71066f_m.jpg" alt="" /></a><br />Gastropod internal mold (Columbus Limestone, Middle Devonian; abandoned quarry, Kelleys Island, Lake Erie, Ohio, USA) 5 / James St. John</span>

サイズ変更など

Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 69
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/52595811515.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52595811515_5aeac45f59_m.jpg" alt="" /></a><br />Dinosaur tracks (Dakota Sandstone, Lower Cretaceous; Dinosaur Ridge, Colorado, USA) 69 / James St. John</span>

サイズ変更など

Petroxestes bivalve borings
by Kyle Hartshorn

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/15419190325.html" target="_blank"><img src="http://farm3.static.flickr.com/2949/15419190325_b58d1bc28d_m.jpg" alt="" /></a><br />Petroxestes bivalve borings / Kyle Hartshorn</span>

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Shell Spring erupting (latest morning to earliest afternoon, 12 August 2013) 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/12826088163.html" target="_blank"><img src="http://farm4.static.flickr.com/3815/12826088163_30e10ec6e8_m.jpg" alt="" /></a><br />Shell Spring erupting (latest morning to earliest afternoon, 12 August 2013) 5 / James St. John</span>

サイズ変更など

Vetulonaia sp. (fossil clams) (Morrison Formation, Upper Jurassic; Dinosaur National Monument, Utah, USA) 49
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/48838178077.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48838178077_b471a5a45d_m.jpg" alt="" /></a><br />Vetulonaia sp. (fossil clams) (Morrison Formation, Upper Jurassic; Dinosaur National Monument, Utah, USA) 49 / James St. John</span>

サイズ変更など

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