Definitions for

Overview of noun heterostraci

The noun heterostraci has 1 senses? (no senses from tagged texts)
1. Heterostraci, suborder Heterostraci

(extinct group of armored jawless fishes or fish-like vertebrate; taxonomy is not clear) © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
Classroom | Privacy Policy | Terms | Ad Choices