Re: Algal food of Placida cremoniana

March 29, 2010
From: Cynthia Trowbridge

Concerning message #11425:

Dear Bill,

The distribution and diet of this species is intriguing (based on all the messages). I wanted to mention that the Hiranos, their research students, and I recently published a paper on the 11 species of Okinawan sacoglossans that eat Derbesia (Placida cremoniana), Bryopsis (many), and Codium (many). Electronic e-prints are available from me.

  • Trowbridge et al. (2010). Subtropical sacoglossans in Okinawa--at "special risk" or "predictably rare"? Amer. Malac. Bull. 28: 167-181.

Also, after about 26 years with Oregon State University (graduate student, 2 post-docs, instructor, and senior research associate), I am now associated with Oregon Institute of Marine Biology (Univ. Oregon). My institutional e-mail is and my personal e-mail is

Thanks for all your hard work with the Sea Slug Forum!


Trowbridge, C.D., 2010 (Mar 29) Re: Algal food of Placida cremoniana. [Message in] Sea Slug Forum. Australian Museum, Sydney. Available from

Dear Cynthia,

I look forward to seeing a copy

Best wishes,
Bill Rudman


Placida cremoniana

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