Nota de aplicación
Extinct subclass of fishlike marine reptiles characterized by a spindle-shaped body, high tail fin, triangular dorsal fin, and paddlelike legs.
Ubicación jerarquía
- faceta agentes
- .. organismo vivo (nombre jerárquico)
- .... organismo vivo (entidad)
- ...... Eucariota (dominio)
- ........ animal (reino)
- .......... Chordata (phylum)
- ............ vertebrado (filo)
- .............. Reptilia (clase)
- ................ Crocodilus (orden) [+]
- ................ Diapsida (subclass) [+]
- ................ Sphenodontia (order)
- ................ Squamata (order) [+]
- ................ Lepidosauria (subclass)
- ................ Anapsida (subclass) [+]
- ................ Araeoscelidia (extinct order)
- ................ Ichthyopterygia (extinct subclass)
- ................ Pterosauria (extinct order)
- ................ Synapsida (extinct subclass)
- ................ Synaptosauria (extinct subclass)
- ................ Mesosauria (extinct order)
- ................ Pareisauria (extinct order)