Rozinante, Bateidae, Batea 355 



6^^ Joint two and a haK times as long as broad, widening slightly to the 

 not veiy oblique palra, which is overlapped by tlie denticulate finger. Peraeo- 

 pods 3—5, 2^ Joint narrowed distally, serrate on bind margin, finger long, 

 slender. üropods 1 and 2, outer ramus much shorter tban inner, neither 

 very long, üropod 3,- outer ramus very little sborter tban inner. Telson 

 about once and a half as long as broad, cleft from ^e — Vs ^f leugtb, lateral 

 margins serrate and also obtuse apices. Colour pale reddisb yellow, witb 

 faiut red markings. L. reacbing 22'5 mm. 



Arctic Ocean (Greenland; Spitzbergen; Cape Wynn, depth 6 m; Barents Sea, 

 depth 372 m). 



28. Farn. Bateidae 



Head strongiy rostrate. Side-plate 1 rudimentary. Antenna 1 without 

 accessory flagellum. Mandible witb palp. Gnatbopod 1 degraded, without 

 band. Telsou cleft. 



Marine. 



1 genus, 1 species. 



1. Gen. Batea Fr. Müll. 



1865 Batea (Sp. un. : B. catharinensis), Fritz Müller in: Ann. nat. Hist., ser. 3 

 V.15 p.276. 



Body not dentate. Side-plate 4 rather large and deeply excavate behind. 

 Antenna 1 little sborter tban antenna 2. Maxillipeds, outer plates fully 

 reacbing apex of palp's 2^ Joint, fringed witb spine-teeth on inner margin. 

 Gnatbopod 1 degraded, ending witb a feeble linear 2^ Joint, wbicb is longer 

 in the Q tban in the ö. Gnatbopod 2 subcbelate. Peraeopods 3 — 5, 2*^ Joint 

 expanded. üropod 2 sborter tban uropod 1 or 3; uropod 3, peduncle sbort, 

 rami subfoliaceous. Telson rather sbort, deeply cleft. ' 



1 species. 



1. B. catharinensis Fr. Müll. 1865 B. c, Fritz Müller in: Ann. nat. Hist., 

 ser. 3 V. 15 p. 276 t. 10. 



Segment 7 of peraeon much the longest. Head, rostrum (in figure) nearly 

 as long as 1^* Joint of antenna 1, very blunt. Pleon segment 3, postero- 

 lateral corners subquadrate, seemingly witb spinules on the straight paiii 

 t)f bind margin. Eyes large, dark, reniform, larger in cf tban in Q . Antennae 1 

 and 2 longer in d tban in 9 . Antenna 1, ä^ Joint narrower and a little 

 sborter tban 1^*, flagellum many-jointed, setae of alternate joints dii'ected 

 downward in 9, backward in ö. Antenna 2, ultimate and penultimate 

 joints of peduncle subequal, witb fascicles of bairs on upper side, but only 

 in d, flagellum many-jointed, witb long upward directed setae on alternate 

 joints, but only in 9 . Gnatbopod 1 witb more bairs in 9 tban in ö. Gnatbopod 2, 

 5*^ Joint sborter tban 6*^ distally widened, 6*^ oval, palm subequal to bind 

 margin, defined, but not very sbarply. Peraeopods 1 and 2 witb long bairs 

 on bind margin of 5**^ and 6*^ joints, but only in ö. üropod 1, peduncle 

 much longer tban rami; uropod 2, peduncle little longer tban rami; uropod 3, 



23* 



