Phylum Arthropoda
Subphylum Crustacea
Class Eumalacostraca
Order Mysidacea
Family Mysidae

Heteromysoides dennisi Bowman, 1985


Taxonomic Characterization: H. dennisi can be distinguished from the other eight species in the genus by the presence of a spiniform process at the distolateral corner of the eyestock and the absence of an apical fissure in the telson. Additional characters of H. dennisi are the absence of spines on the uropodal endopod and the well-developed endite on the maxillipeds.

Ecological Classification: Stygobitic

Size: Adult length up to 2.6 mm.

Number of Species in Genus: Nine, three stygobitic

Genus Range:

Species Range: Known only from Cemetery Cave, Grand Bahamas Island, Bahamas

Habitat: Ocean blue holes

Ecology: Collected specimens were free-swimming at a depth of 17 m in an ocean blue hole.

Conservation Status: Restricted to a single ocean blue hole off the south coast of Grand Bahama Island, Bahamas

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Contributor: Giuseppe L. Pesce, University of L'Aquila, Italy