104700

222414

215480

43539

203471

100988

97117

145345

43506

274451

133440

137499

153828

310705

1906

95264

127142

107209

250404

196115

92654

175199

1207

7171

51848

255831

203487

285302

142078

237806

252180

1212

182911

330190

171409

187371

97724

152079

258500

1197

87058

198132

11112

565

200308

17300

1794

5749

10810

45527

39132

50480

3397

1179

73425

88896

5575

514

1049

290594

92653

267071

1204

73432

652

...

hi

small

large

Copyright © details on Wikimedia Commons.

Dicranurus hamatus elegantus, Early Devonian, Haragan Formation, Coal County, Oklahoma, USA - Houston Museum of Natural Science - DSC01680.JPG