A new family and genus of calanoid copepods (Crustacea) from the abyss of the Atlantic Ocean
Author
Markhaseva, Elena L.
Author
Schulz, Knud
text
Zootaxa
2009
2304
21
40
journal article
10.5281/zenodo.275327
24839fb5-a305-4235-a9ab-fa041800f539
1175-5326
275327
Kyphocalanus
sp. 3
.
Material examined.
Dissected adult female in poor condition, body length 2.24 mm. Collected on
30 March 2005
above the sea bed at abyssal depths (3820-
3744 m
) in
Antarctic
waters (
62º 32’S
64º 39’W
).
Specimen is deposited at the Zoological Museum Hamburg (
ZMH
), University of Hamburg.
Description.
Female: total length about
2 mm
, specimen in a very poor condition. Body shape similar to that of other species of the genus. Setation of intact antenna segments 1–6, mandible, maxillule and syncoxa of maxilliped typical of the genus. Maxilla configuration typical of the genus, praecoxal and coxal endites with 2 setae each, proximal basal endite as 1 setal element; distal endite plus endopod bear at least 7 (?) intact long ribbon-like sensory setae.
FIGURE 9
.
Kyphocalanus
sp. 2
. Female. A, habitus, lateral view; B, posterior prosome and urosome, lateral view; C, rostrum, anteroventral view; D, maxilliped; E, P1; F, P5. Scale bars:A, 0.5 mm, other figures, 0.1 mm.
FIGURE 10
.
Kyphocalanus
sp. 2.
Female. A, mandible, palp; B, mandible, gnathobase; C, maxilla, praecoxal, coxal and proximal basal endite; D, maxilla, basal endites and endopod. Scale bars 0.1 mm.
Morphology of specimen is typical of the genus
Kyphocalanus
, however due to its poor condition, it is difficult to discuss its relationship with congeners.