Elasmobranchii

**Definition:** A subclass of cartilaginous fish comprising the SHARKS; rays; skates (SKATES (FISH);), and sawfish. Elasmobranchs are typically predaceous, relying more on smell (the olfactory capsules are relatively large) than sight (the eyes are relatively small) for obtaining their food.

**Tree numbers:** - B01.050.150.900.493.370

**Synonyms:** - Elasmobranchs