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Egertonodus
Taxonomy
Egertonodus was named by Maisey (1987).
It was assigned to Hybodontidae by Maisey (1987), Underwood and Rees (2002) and Bourdon et al. (2011).
It was assigned to Hybodontidae by Maisey (1987), Underwood and Rees (2002) and Bourdon et al. (2011).
Species
Synonymy list
Year | Name and author |
---|---|
1987 | Egertonodus Maisey p. 27 |
2002 | Egertonodus Underwood and Rees p. 84 |
2011 | Egertonodus Bourdon et al. p. 4 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Egertonodus Maisey 1987
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†Egertonodus basanus Egerton 1845
†Egertonodus duffini Rees and Underwood 2008
†Egertonodus fraasi Brown 1900
Diagnosis
Reference | Diagnosis | |
---|---|---|
J. G. Maisey 1987 | Hybodontidae with ethmopalatine articulation extending only onto the anterior part of orbitonasal lamina; trigeminofacialis fossa not overlain by postorbital process; shallow grooves for lateral dorsal aortae; single (posterior) pair of cephalic spines; only nongrowing dermal denticles on body and in oropharynx; groove on Meckel's cartilage for anterior lower labial cartilage; multicuspid osteodont teeth. |
Measurements
No measurements are available
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Source: c = class, subp = subphylum | |||||
References: Wagner 2023, Carroll 1988 |
Age range: base of the Late/Upper Bathonian to the top of the Middle Santonian or 167.70000 to 83.50000 Ma
Collections (38 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Late/Upper Bathonian | United Kingdom (England) | E. duffini (224639) | |
Late/Upper Oxfordian | France (Basse-Normandie) | Hybodus basanus (74916) | |
Late/Upper Tithonian - Early/Lower Berriasian | Morocco (Oriental) | E. basanus (45726) | |
Late/Upper Tithonian - Early/Lower Berriasian | Morocco (Figuig) | E. basanus (204918 204924 204936 204990) E. sp. (204979) | |
Early/Lower Berriasian - Middle Berriasian | United Kingdom (England) | E. basanus (90711 90713) | |
Late/Upper Berriasian | Germany (Nordrhein-Westfalen) | E. sp. (45760) | |
Late/Upper Berriasian | United Kingdom (England) | E. basanus (90714 90715 90716 90717 90718 90719 90721 90722 90723 90724 90725 90726 90727 90728 90729) | |
Middle Berriasian | United Kingdom (England) | E. basanus (90712) | |
Berriasian | Sweden (Scania) | E. basanus (144784 144786) | |
Cretaceous | Spain (Cantabria) | E. basanus (136002) | |
Early/Lower Valanginian | United Kingdom (England) | Hybodus basanus (102993) | |
Late/Upper Valanginian | United Kingdom (England) | Hybodus basanus (96621) | |
Late/Upper Hauterivian | United Kingdom (England) | Hybodus basanus (119697) | |
Aptian | Tunisia (Tataouine) | E. sp. (116300) | |
Aptian - Albian | USA (Wyoming) | E. sp. (137567) | |
Late/Upper Aptian | USA (Maryland) | E. basanus (14376) | |
Middle Albian - Early/Lower Cenomanian | USA (Wyoming) | E. sp. (137562) | |
Early/Lower Santonian - Middle Santonian | USA (New Mexico) | E. sp. (52037) |