Monostaechas quadridens (Mccrady, 1859)
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Family:  Halopterididae ()
Max. size: 
Environment:  sessile; marine; depth range 15 - 542 m
Distribution:  Atlantic, Caribbean and Pacific Oceans.
Diagnosis:   
Biology:  Found in Carrie Bow Cay, Belize, in sand trough areas on substrates composed of dead corals and gorgonians at depths of 12 to 27m. As with other hydroids, this species exhibits a pelagic medusoid stage (Ref. 87156).
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans: 
Country info:  Known from São Paulo, Bahia (Ref. 813).

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