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VM244: Diagnostic Methods for the Comprehensive Health Assessment of the Long-Spined Sea Urchin, Diadema antillarum

Figure H9-1. Histopathological section of the large intestine showing various ciliates. (a) Low-magnification overview of several specimens. (b) Parametopus circumlabens (tentative identification). (c) Biggaria echinometris (tentative identification). (d) Unidentified ciliate (likely different species from a, b, c). (e) Biggaria bermudense (tentative identification). (f) Paracyclidium rhabdotectum (tentative identification).

Credit: Jan Landsberg and Yasunari Kiryu, FWC/FWRI