Sabellaria

Classification of Sabellaria

Kingdom :- Animalia (Multicellular eukaryotic organisms)

Phylum :- Annelida (Segmented worms with true coelom and metamerism)

Class :- Polychaeta (Marine bristle worms with parapodia)

Order :- Canalipalpata (Sedentary polychaetes with grooved palps)

Family :- Sabellariidae

Genus :- Sabellaria

Habit and habitat of Sabellaria

It is a marine, sedentary polychaete, more or less Y-shaped. The animals live in simple tubes in sand formed by them.

Distribution

Found in Europe and U.S.A.

Comments on Sabellaria

• Body is elongated, segmented and cylindrical with a broad and bifurcated anterior end.
• The rest of. the body tapers posteriorly.
• Animal projects through the sandy tube.
• Head is constituted by the prostomium and peristomium.
• The prostomium contains a pair of tentacles.
• Peristomium fuses with the palps and becomes comparatively larger and branched.
• Dorsal cirri are modified as gill filaments.
• Each metamere except first and last possesses a pair of appendages or podia.
• Sabellaria often occur in large closely set colonies.

Identification

Since the specimen has bifurcated anterior end and all above characters, hence itis Sabellaria.

See other posts also

• Sabella or Parasabella
• Chaetopterus
• Tomopteris
• Aphrodite (Sea Mouse)
• Glycera (Bloodworm)