18 Crust. 
CRUSTACEA. 
Paranephrops compared with Astacus ; G-. Chilton, Tr. N. Z. Inst. xv. 
pp. 150-165, 3 pis. 
Thalassinid^i. 
Callianassa Jilholi , sp.n., Alph. Milne-Edwards, Bull. Soc.Philom. 1878, 
Stewart Island. 
Axia acantha , sp. n., id. 1. c. y New Caledonia. 
Crangonid^. 
Crangon salebrosus (Owen) and Sabinea septemcarinata (Sabine), wood- 
cut ; Stuxberg, in Nordenskiold’s Yega Expeditionens Yetenskapliga 
Iakttagelser, i. 1882, p. 696. 
PALEMONID.E. 
Hippolyte polaris (Ross) from Labrador described ; S. I. Smith, P. U. S. 
Nat. Mus. vi. p. 220. 
Palcemon ohionis (Smith) near Vicksburg, Miss., described ; 0. P. Hay, 
Am. Nat. xvi. [1882] p. 143. 
Pcilcemonetes exilipes (Stimps.). Its occurrence in the rivers of Mis- 
souri and Illinois ; id. 1. c. p. 144. 
Sergestidjj. 
Acetes. Development described by Brooks [see supra , p. 9]. 
LuCIFERIDiE. 
Lucifer. Development [see also pp. 8 & 9], 
SCHIZOPODA. 
Ceratolepis, Nyctiphanes, Stylochciron [-chiron], Nematoscelis, and JEu* 
cTicetomcra , gg. nn., preliminarily indicated by G. 0. Sars, Forh. Selsk. 
Christ. 1883, No. 7, from the ‘ Challenger * Expedition. 
CUMACEA. 
Diastylis rathlcii (Kroyer) figured, with account of its occurrence in the 
glacial sea of the Northern coast of Siberia ; Stuxberg, in Yega Expe- 
ditionens Yetenskapliga Iakttagelser, i. pp. 722, 729, & 754. 
AMPHIPODA. 
A general introduction to the Amphipoda , containing an historical 
account, an enumeration of their literature, and general outlines of 
