ASL STEM Logo

ASL STEM

Deuterostomia Sign Video

No video uploaded yet.

Definition

A group of phyla in which cleavage is indeterminate (regulative) and ancestrally radial. The endomesoderm is enterocoelous, and the mouth is derived away from the blastopore. Includes Echinodennata, Chordata, and Hemichordata.

Source: Hickman, C.P., et al. 2011. Integrated Principles of Zoology. Fifteenth Edition. McGraw-Hill Higher Education.
Other Submissions

BROWSE

All

> Science

> Natural Science

> Zoology

> Deuterostomia

* video needed

click here to zoom in