Alose :: Alose (n.) The European shad (Clupea alosa); -- called also allice shad or allis shad. The name is sometimes applied to the American shad (Clupea sapidissima). See Shad.
Cephalosome :: Cephalosome (n.) The anterior region or head of insects and other arthropods.
Cephalostyle :: Cephalostyle (n.) The anterior end of the notochord and its bony sheath in the base of cartilaginous crania.