Copepod parasite on Risbecia tryoni

August 12, 2001
From: Erwin Koehler

Dear Bill,

Here is another one from the Philippines by
Peter Schmutz peterschmutz@cs.com. Other data were not recorded.
What is the blue thing behind the gills of the Risbecia tryoni?

Erwin

Erwin@medslugs.de

Koehler, E., 2001 (Aug 12) Copepod parasite on Risbecia tryoni. [Message in] Sea Slug Forum. Australian Museum, Sydney. Available from http://www.seaslugforum.net/find/4959

Dear Erwin,
These are the egg sacs of a parasitic copepod which lives attached to the body inside the gill pocket. There are a pair of these sausage sacs attached to the posterior end of the females
Best wishes,
Bill Rudman.

Rudman, W.B., 2001 (Aug 12). Comment on Copepod parasite on Risbecia tryoni by Erwin Koehler. [Message in] Sea Slug Forum. Australian Museum, Sydney. Available from http://www.seaslugforum.net/find/4959

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Opisthobranch parasites

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