Family PHYSETERIDAE
(SPERM WHALE)
• Largest of the toothed whales with a disproportionately large, box-like head containing the spermaceti organ complex, and flat paddle-shaped foreflippers; conical teeth on narrow lower jaw; most sexually dimorphic cetacean in body length and weight.
• 1100-1500 cm.
• Cosmopolitan, inhabiting all the world’s oceans.
Deep, ice-free oceanic waters.
1 genus, 1 species, 1 taxon.
I species Vulnerable; none Extinct since 1600 Systematics