Ichthyopterygia (extinct subclass)
Esquema
Jerarquía
Eukaryota (domain) > Animalia (kingdom) > Chordata (phylum) > Vertebrata (subphylum) > Reptilia (class)
Descripción
Extinct subclass of fishlike marine reptiles characterized by a spindle-shaped body, high tail fin, triangular dorsal fin, and paddlelike legs.