Shorefishes of the Eastern Pacific online information system

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Genus: Guentheridia, Puffer-Fishes

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nasal organ = broad papilla with 2 large holes + cluster small pits



Body a heavy elongate oval; head large, blunt; snout short; nasal organ consists of a low, broad papilla, with 2 large holes and a cluster of small pits on the inside of the papilla; eyes high on sides of head; jaws are a beak composed of 4 fused heavy powerful teeth with a central suture on each jaw; a slit-like gill opening in front of the pectoral fin base; a single short- based dorsal fin at rear of body; a similar-shaped anal fin below the dorsal; no pelvic fins; no spines in the fins; tail fin bluntly straight, with 10 main rays; tough scaleless skin, body with small spinules, no fleshy skin flaps.

This genus contains a single species, which is endemic to the tropical eastern Pacific.