18 C. BOVALLIUS. ASELLIDA. 
Gen. V. Nannoniseus. 6G. O. SARS. 
Syn. 1870. Nannoniscus.. G. O. SARS. >»>Nye Dybvandscrustaceer fra Lo- 
s foten. Forhandlinger i Viden- 
skabsselskabeti Christiania. Aar 
1869. p. 164. 
1885. » D The Norwegian North Atlantic 
Expedition. Zoology. Crustacea, 
I. p. 122. Christiania. Fol. 
Corpus elongatum, convexum. 
Caput magnum, rostratrum vel ante productum. 
Oculi nulli. 
Antenne primi paris fagello brevi vel imperfecto instructe. 
Antemnmne secundi paris fagello multi-articulato, filiformi. 
Mandibule palpum tri-articulatum gerentes. 
Latera segmentorum pereii producta, non laciniata, bases pedum 
tegentia. 
Pedes pereii subequales, posteriores paulo longiores. Dactyli ped- 
unculati, uni-unguiculati. 
Pedes uri pedunculo brevi, ramis binis minutis instructo vel ca- 
rente. 
The body is oblong, convex. 
The head is large, carrying a rostrum, or with the anterior 
margin produced. 
No trace of eyes. 
The first pair of antenne with a short or rudimentary 
flagellum. 
The second pair of antenne carrying a multi-articulate, fili- 
form flagellum. 
The lateral margins of the segments of the pereion pro- 
duced, not laciniated, covering the bases of the legs. 
The peretopoda are subequal, the last pairs a little longer 
than the preceding. The dactyli are pedunculated, uni-ungui- 
ceulate ?. 
The uropoda consist of short pedunceles, with two small 
rami, or without rami. 
1. Nannoniscus oblongus. G. O. SARS. 
Syr. 1870. Nannoniscus oblongus. G. O. SARS. »>Nye Dybvandscrustaceer 
fra Lofoten». Forhand- 
linger i Videnskabssel- 
skabet i Christiania. Aar 
1869. p. 164. 
') See” SARS” I ”C: L870:1p. 100: 
