Hmmm ... looks like a polychaete with reduced parapodia toward one
end.  It also looks a bit like satay.

Cheers,
Ron


On Wed, Oct 17, 2012 at 12:15 PM, Solis Marin Francisco Alonso
<[log in to unmask]> wrote:
> Dear friends...
> I am sorry to distract you with a NON Holothurian question...
> A friend of mine found this animals in the Mexican Caribbean (shallow water)
> do you have any guess? they look like Cnidarians?
>
> Cheers,
>
> Francisco
>
>
> Dr. Francisco A. Solís-Marín
> Jefe de la Unidad Académica Ecología y Biodiversidad Acuática.
> Colección Nacional de Equinodermos
> "Dra. Ma. E. Caso Muñoz"
> Instituto de Ciencias del Mar y Limnología
> Universidad Nacional Autónoma de México
> Circuito Universitario s/n
> Deleg. Coyoacán
> Mexico, D,F.,
> CP. 04510
> Tel. (52) 56-22-58-43



-- 
Ronald M. Clouse
Division of Invertebrate Zoology
American Museum of Natural History
Central Park West at 79th St.
New York City, NY 10024, USA
(212) 313-7622
http://research.amnh.org/iz/staff/dr-ron-clouse