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Università degli Studi di Padova

PHAIDRA – Digital collections



Gastropoda. Pulmonata. Helix pomatia

Gastropoda. Pulmonata. Helix pomatia

Description

Phylum Mollusca
Class Gastropoda
Pulmonata

Land snail, Helix pomatia.
1) Internal and external morphology. On the head two pairs of tentacles, eyes on the tip of the superior pair. Pulmonary vessels on the roof of the mantle cavity .
2) Snail with an evident pneumostome and a shell with asymmetrical spiral.
3) Hypothetical ancestral mollusc with a planispiral shell.

Format


image/jpeg (931.13 kB)
wallchart

Subject


• Tavola didattica

Object languages:

Latin

Sources


• Cassettiera A - 1

Rights:

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