Phylum Echinodermata. Asterias rubens
Description
Class Asteroidea
Asterias rubens
Internal anatomy of a sea star: water-vascular system and gonads (purple); digestive system with cardiac stomach and pyloric stomach and pyloric caeca (green).
Transverse section of arm, illustrating open ambulacral grooves. Podia penetrate between ossicles.
Format
image/jpeg (711.71 kB)
wallchart (height: 100 cm, width: 78 cm)
Object languages:
LatinSources
• Cassettiera
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