Colossendeis tenera Hilton, 1943
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Family:  Colossendeidae ()
Max. size: 
Environment:  benthic; marine; depth range 882 - 3600 m
Distribution:  Eastern Pacific: Alaska and USA.
Diagnosis:  Proboscis almost cylindrical, about as long as trunk. Ocular tubercle a tall conspicuous cone with eyes barely distinguishable. Palp with tiny eighth segment no longer than wide, shorter than 2 more distal segments. Legs very slender, almost glabrous, tarsus only slightly longer than propodus. Terminal claw very slender, as long or slightly longer than the propodus (Ref. 2153, p. 28).
Biology:  Bathyal to abyssal (Ref. 19).
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans: 
Country info:  Known from Aleutian, offshore Alaskan region (Ref. 2117); Common on slopes and basins of Southeast Alaska in depths 914 to 3600 m; Western Aleutians known depth at least 882 (Ref. 2153, p. 28); off Southern Alaska in deeper waters at 2896 m based on occurrence record (Ref. 2157, p. 16).

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