Ammonitoidea
Ammonitoidea ({not transcribed}) , noun, plural
[New Latin, from Ammonite + -oid.]
(Zoology) An extensive group of fossil cephalopods often very abundant in Mesozoic rocks. See Ammonite.
Ammonitoidea ({not transcribed}) , noun, plural
[New Latin, from Ammonite + -oid.]