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Università degli Studi di Padova

PHAIDRA – Digital collections



Echinoidea

Echinoidea

Description

Phylum Echinodermata
Classe Echinoidea

Living in marine habitats.

1) External, with podia and spines, and internal anatomy of a regular echinoid: Aristotle’s lantern; digestive system with anus in the periproct, at the aboral pole. Water-vascular system with ring canal, Polian vesicles, radial canals, ampullae and podia, stone canal, which leads to madreporite (m). Pedicellaria (p).
2) Oral view with teeth of the lantern, oral tube feet, peristomial membrane with gills.
3) Aboral view.
4) Spine.

Format


image/jpeg (1011.11 kB)
wallchart

Subject


• Tavola didattica

Object languages:

Latin

Sources


• Complesso Didattico di Biologia e Biomedicina – esposizione

Rights:

Creative Commons License
This work is licensed under a Creative Commons CC BY-NC-SA 4.0 License.