Catopygus gibbus Thomas & Gauthier, 1889
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https://doi.org/ 10.5252/g2012n3a7 |
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lsid:zoobank.org:pub:28D04AB5-0407-40DF-ABB0-0C1184A27655 |
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https://treatment.plazi.org/id/03B78039-FFB3-A706-FF1E-FD9BC33F0662 |
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Marcus |
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scientific name |
Catopygus gibbus Thomas & Gauthier, 1889 |
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Catopygus gibbus Thomas & Gauthier, 1889 ( Fig. 11G, H)
Catopygus gibbus Thomas& Gauthier in Gauthier, 1889: 47, pl. 3, figs 4-7. — Fourtau 1914: 57.
MATERIAL EXAMINED. — Five good specimens and many badly preserved other ones from the Coniacian-Santonian of Abu Roash (Ostrea and Plicatula unit), ASUARE85-89, Abu Roash echinoid horizon 2 ( REH 2).
DESCRIPTION
Test diameter attaining 11.7-20.0 mm. Outline wide at posterior (W/L = 0.80-0.88). Adapical surface convex, greatest height lies at the apical disc (H/L = 0.67-0.86). Adoral surface flattened. Posterior surface with low vertical truncation. Apical system anteriorly eccentric. Madreporite separates genital plates nos 1 and 4. Ambulacral areas petaloid, flush. Peristome slightly eccentric anteriorly. Periproct round, at the posterior truncation.
Family FAUJASIIDAE Lambert, 1905
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
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Catopygus gibbus Thomas & Gauthier, 1889
| Mohamed Abdelhamid, Marouf Abdel-Aty & Moustafa Azab, Mahmoud 2012 |
Catopygus gibbus Thomas& Gauthier
| FOURTAU R. 1914: 57 |
| GAUTHIER V. 1889: 47 |