Dipolydora normalis (Day, 1957)

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Status 

Rare, Indigenous

Description

Prostomium bilobed, deeply notched. Caruncle to chaetiger 4. D_normalis_frontpage_watermarkedPeristomium broad. No eyes. Palps very long. Colourless in alcohol. 1-2 Notochaetae present on chaetiger 1. Well developed neuropodial lamella and many neurochaetae on chaetiger 1. Modified spines on chaetiger 5 slightly curved hooks. Bidentate hooded hooks start on chaetiger 7. Accompanied by inferior neurochaetae on approximately last 9 chaetigers. Branchiae start on chaetiger 8 to near the end of the body. No specialized notochaetae on posterior chaetigers. Pygidium poorly developed, cuff-shaped, dorsally notched.

10 mm for 72 segments

Distribution
South Africa – East coast, Mozambique.

Ecology
In mudflats, presence on surface of abalone shells probably incidental.

Citation: Simon C. A. and van Niekerk S. E. (2012), Dipolydora normalis (Day, 1957) modified May 2015, The Simon Polychaete Lab- http://thesimonpolychaetelab.com/113-2/, Date Accessed:June 24, 2019.