ho.1654. AMPHIPODA FROM WEST \oirill iMERIOA— HOLMES. §M 



ppper posterior angle, rami narrow, equal and furnished with one 

 or more minute spinules near the tip. Telson ;i little longer than 

 wi.lc the posterior margin very slightly concave and furnished with 

 a pair of very short seta on either side of the middle. 



Li iK/th. — l \ mm. 



Locality. — A single female specimen from Station 1304, off Point 

 Loma, 25 fathoms. 



Type.— Cat No. 38540, Q.S.N.M. 



FAMILY AMPKLISCID.K. 



AMPELISCA CRISTATA, new species. 



Byes surrounded by red pigment. First antennae very short, the 

 first joint a little over half Length of second. Second antennae about 



KJ 



V\r,. 16. AMPELISCA OBISTATA, rF.MAI.i:. -/,. FIRST LNTBNNA; nh., THIRD 

 Till: LBDOMEN ; nh,. I'UKTII SEGMENT OF THE ABDOMEN J Pi, FIR81 PBRSOPOD 

 i/y,, FIRST i BOPOD ; nr , THIRD I ROPOD 



tho length of body; Last basal joint about three fifths length <>t" pre- 

 ceding one. Eland of first gnathopod narrower than carpus mul 

 about two-thirds as Long, almost simple. Eland of second gnatho- 

 bods Less than half Length of propodus. Dactyl of first two peraeo 

 pod-- Larger than two preceding joints, merus of first produced to 

 about middle of carpus in front. Fourth peraeopods with anterior 

 (margin of basal joint produced and rounded where it is furnished 

 with plumose setae; remaining joints armed in front with -pine-. 

 Ischium of Last peraeopods much wider than long; basal lobe pro 

 dueed (o beyond middle of menis. with the I<>w.t margin transvei"se; 

 merus produced into a pointed Lobe behind carpus nearly to its 



