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567

(1882-87) [MARC] Author: Adolf Erik Nordenskiöld
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bristles. The dactyli are longer than two thirds of metacarpi.
The last three pairs are equal in length, and of the same form.
Length 5 mm.

Hdb. West eoa.st of Norway.

2. Parathemisto compressa, A. Goes, 1865.

Syn. 1865. Themisto compressa. A. Goes. »Crustacea Amphipoda

maris Spetsbergiam
alluentis, cum speeiebus
aliis arcticis.» Öfvers.af
K. Vet.-Akad. Förhandl.
1865, N:o 8, p. 533, pl.

41, fig. 34.

1870. Parathemisto » » A. Boeck. Crustacea Amphipoda

borealia et arctica, p. 7.

P. compressa differs from the preceding species by the
com-pressed, carinated dorsal side of the body, by the more strongly
armed earpi of the third and fourth pairs of pereiopoda, by
the seventh pair being longer than the sixth, and by the short
exterior rami of the last two pairs of uropoda.

Length 7—10 mm.

Hab. Davis Strait; east coast of Greenland.

3. Parathemisto oblivia, Kroeyer, 1838.

Syn. 1838. Hyperia oblivia. Kroeyer. >;GrönlandsAmfipoder.»

Det K. Danske Vidensk.
Selskabs nat. og math.
Afhandl., Deel 7, p. 70,
pl. 4, fig. 19.

1887. Parathemisto oblivia » C. Bovallius. »Systematical list

of the Amphipoda
Hy-periidea». Bih. tili K.
Sv. Vet.-Akad. Handl.,
Bd 11, N:o 16, p. 20.

It differs from the other species by the broadly ovate earpi
of the third and fourth pairs of pereiopoda, with the dactyli
almost as long as metacarpi, by the short first pair of uropoda,
and the broad, triangular telson.

Length. ?

Hab. The south coast of Greenland.

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