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573

(1882-87) [MARC] Author: Adolf Erik Nordenskiöld
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of the first pair of antennse and by the peculiar armature of
the second pair of pereiopoda. In other respects it forms a
link between the Hyperidean and the Platyscelidean groups of
the tri be.

1. Tryphasna Malmi, A. Boeck, 1870.

Syn. 1870. Tryphana Malmii. A. Boeck. Crustacea amphipoda bo-

realia et arctica, p. 9.

1872. » » » De skandinaviske og ark-

tiske Amphipoder, p. 91.
Christiania, 4:to.

1882. Lycaeci Malmii. » G. O. Sars. »Oversigt af Norges

Crustaceer» etc.
For-handlinger i
Videnskabs-selskabet i Christiania,
Aar 1882, p. 91.

The head is large, very deep, almost as long as the whole
pereion. The eyes occupy the lower parts of the sides of the
head. The first two pairs of pereiopoda are longer than half
the third pair. The third pair are much shorter than the sixth.
The fifth pair are much longer than the pereion. The femur
of the seventh pair is shorter than the rest of the leg. The
telson is shorter than the peduncles of tlie last pair of uropoda.

Length 5 mm.

Hab. The coast of Norway from Nana senfjord to
Hardanger-fjord. [The Atlantic.]

2. Tryphaena Nordenskiöldi, C. Bovallius, 1887.

Syn. 1887. Tryphana Nordenskiöldi. O. Bovallius. »Systematical list of

tlie Amphipoda
Hype-riidea.» Biliang till K.
Sv. Vet.-Akad. Handl.,
Bd 11, N:o 16, p. 28.

The head is large, deep, as long as the first three pereional
segments. The eyes occupy the whole sides of tlie head. The
first two pairs of pereiopoda are scarcely longer than half the
third. The third pair are as long as the sixth. The fifth pair
are shorter than the pereion. The femur of the seventh pair
is as long as, or longer than the rest of tlie leg. The telson
is longer than the peduncles of the last pair of uropoda.

Length 6—7 mm.

Colour. Light red.

Hab. Off the Fsero Islands at Lat. 65° N. (Exp. of »Sofia»).

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