ammonitoidea
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Ammonitoidea — Am*mon i*toid e*a, n. pl. [NL., fr. Ammonite + oid.] (Zo[ o]l.) An extensive group of fossil cephalopods often very abundant in Mesozoic rocks. See {Ammonite}. [1913 Webster] … The Collaborative International Dictionary of English
ammonitoidea — am·mo·ni·toi·dea … English syllables
