-
Derasmosaurus is an
extinct monotypic genus of
rhynchocephalian known from the
Early Cretaceous (Albian) aged
Pietraroja Plattenkalk of Italy. The only...
- sphendontians. They
likely swam via
anguilliform locomotion.
Vadasaurus and
Derasmosaurus from the Late Jur****ic and
Early Cretaceous of
Europe have been placed...
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Subgroups †Eilenodontinae? †Opisthias? †Trullidens? †Ankylosphenodon? †
Derasmosaurus? †Pamizinsaurus †Zapatadon †Sphenovipera †Alamitosphenos Sphenodontinae...
- †
Derasmosaurus †Pleurosaurus...
- Jur****ic (-Early Cretaceous?)
Pleurosaurus Palaeopleurosaurus Vadasaurus?
Derasmosaurus?
Ankylosphenodon Dinocephalosaurus:
Middle Tri****ic Tanystropheus: Middle...
- al. 2018 †Lamarquesaurus †Pamizinsaurus †Tingitana †Ankylosphenodon †
Derasmosaurus †Opisthodontia †Eilenodontinae
Sphenodontidae †Eilenodontinae? Sphenodontinae...
- Tingitana? Vadasaurus?
Sphenodontidae †Ankylosphenodon †Cynosphenodon †
Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus?
Sphenodon †Sphenofontis...
- Tingitana? Vadasaurus?
Sphenodontidae †Ankylosphenodon †Cynosphenodon †
Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus?
Sphenodon †Sphenofontis...
- Tingitana? Vadasaurus?
Sphenodontidae †Ankylosphenodon †Cynosphenodon †
Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus?
Sphenodon †Sphenofontis...
- Tingitana? Vadasaurus?
Sphenodontidae †Ankylosphenodon †Cynosphenodon †
Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus?
Sphenodon †Sphenofontis...
