dcsimg

Description

provided by iArczoo

Transparent body with bright red tint. Ovaries opaque, with a light gray tint. Eye dark red.

license
cc-by-3.0
compiler
Ershova, Elizaveta
partner site
iArczoo

Diagnostic Description

provided by iArczoo

Rostrum bifurcate, but with very narrowly-placed filaments and much less prominent than in other species of the genus. A1 reach the middle of the abdomen.

license
cc-by-3.0
compiler
Ershova, Elizaveta
partner site
iArczoo

Distribution

provided by iArczoo

True Arctic species. Occurs in the Arctic Basin, the North Sea, northern Atlantic, Norwegian and Greenland Seas

license
cc-by-3.0
compiler
Ershova, Elizaveta
partner site
iArczoo

Habitat

provided by iArczoo

Oceanic, bathypelagic species, occurs at depths greater than 200m

license
cc-by-3.0
compiler
Ershova, Elizaveta
partner site
iArczoo

Morphology

provided by iArczoo

Female: Small bifurcate rostrum. Endopodite of P2 contains 2 segments. The first segment of the exopodite of P1 has an outer spine. Abdomen 2.5 times shorter than the cephalothorax. Eye very large and distinctly bilobate, dark red in colour.. Spines of the last thoracic segment are slightly asymmetrical, right one is larger than the left, are parallel to each other and reach the middle of genital segment.

Male: A1 contains 23 segments. P5 has 5 segments in the exopodite and rudimentary endopodites. The third segment in the right leg is the largest, is slightly curved. The distal segments short and thin. The right endopodite has a club shape, the left one a belemnoid shape, both are very small.

license
cc-by-3.0
compiler
Ershova, Elizaveta
partner site
iArczoo

Size

provided by iArczoo

Females: 3.04-4.50mm
Males: 2.90-4.00mm

license
cc-by-3.0
compiler
Ershova, Elizaveta
partner site
iArczoo

Trophic Strategy

provided by iArczoo

Opprotunistic omnivores

license
cc-by-3.0
compiler
Ershova, Elizaveta
partner site
iArczoo