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Università degli Studi di Padova

PHAIDRA – Digital collections



Mollusca. Lamellibranchiata. Asiphoniae

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Mollusca. Lamellibranchiata. Asiphoniae

Description

Phylum Mollusca
Class Bivalvia

Freshwater clams.
1, 2) lateral view of the internal anatomy: two valve adductor muscles, heart, gill, nervous system with pedal and visceral ganglia, digestive system with stomach and digestive gland, gonad.
3) Transverse section with filibranch ctenidia, pericardial chamber, foot.
4, 5, 6) Shell layers.
7, 8) Egg cleavage.
9) Glochidium, typical larva of freshwater dwelling Unionidae, parasite on fish gills, with byssus.


Format


image/jpeg (997.08 kB)
wallchart

Subject


• Zoologia, Molluschi, Tavola didattica

Object languages:

German

Sources


• Cassettiera B - 1

Rights:

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