KrPIIArSTA MFCROXATA. 255 



collected by the German Planktiiii-I^xpcditidn in \arious areas of the wanner 

 temperate and the tropical Atlantic, viz: — Sargasso Sea, Northern e([uatorial 

 current, Guinea current, and Southern ('((uatorial current. The Prince of 

 JVIonaco secured it at various places in the Eastei-n Atlantic between Lat. 321° N. 

 and Lat. 271° N. It is not known from the Indian Ocean, but the Copenhagen 

 Museum possesses a specimen from the Southern Chinese Sea at Lat. 9° 40' N., 

 long. 109° 20' E. According to the list of localities from the East Pacific the 

 species was taken only at a small number of Stations all situated in th(> transverse 

 area between Lat. 4° 35' N. and Lat. 5° 10' S. Ortmann enumerated three 

 Stations from tlie Eastern Pacific, two of which are near the line and not far 

 from the Galapagos, while the third is widely distant, \'iz. Lat. 35° 19.5' N., 

 long. 125° 21.5' W. — The species has very rarely been taken at the surface. 



25. Euphausia mucronata G. O. Sars. 



Plate 9, figs. ;jii-3g. 



1883. Euphansia mucroiuita G. O. S.\RS, Forli. Vid. Selsk. Cliristiania for 1SS3, no. 7, p. IG. 

 1SS5. Euphansia niucmimta G. O. .S.^rs, Chuilenger Rept ., 13, j). S7, ])!. l."), figs. 9-1 1 . 

 I'.Ul. Eitpliausia mucronata H. J. H.in.sen, Bull. i\Ius. (Jooaii. Miinat/o, no. 210, ]>. 33. (With one 

 text-figure). 



Sta. 4G52. Nov. 11, 1904. Lat. 5° 47.7' ,S., long. 82° 39. .5' \V. 100 fms. 1o surface. 1 specimen. 



.-,. ,„,_ .T ,.-. ,,.n, T . ro — -/ .. I ,-..,-. -r,/ <.. S Surfacc. 2 sijecimens. 

 Sta. 4b,'j.3. Nov. 12, 1904. Lat. 5 57.^' S., lung. 80" oO' \\ . - ,„„ , ' . 



( 400 inis. to surlace. 22 .specimens. 



Sta. 4057. Nov. 13, 1904. Lat. 7° 12.5' S., long. 84° 9' \V. 300 fms. to surface. 8 specimens. 



Sta. 4tiG7. Nov. 18, 1904. Lat. 11° 59.5' S., long. 83° 40.4' \V. 300 fms. to surface. 2 specimeas. 



Sta. 4G6S. Nov. 19, 1904. Lat. 12° 9.3' S., long. 81° 45.2' \V. Open part of Tanner net, 300 fms. to 



surface. 3 specimens. 



Sta. 4069. Nov. 19, 1904. Lat. 12° 12.7' S., long. 80° 25.6' W. 300 fms. to surface. 8 specimens. 



Sta. 4671. Nov. 20, 1904. Lat. 12° 6.9' S., long. 78° 28.2' \V. 300 fms. to surface. 31 specimens. 



,,, ,..-., ,. .-,, ,,,,,, X , ,.To.in-,., , __o ,,, ,,,,■ i Surface. 13 .specimens. 

 Sta. 40(3. Nov. 21, 1904. Lat. 12 30. o S, long, i i 49.4 W .-,„,„, . . 



( 300 tms. to surtace. 30 specimens. 



Sta. 4676. Dec. 5, l'.MJ4. Lat. 14° 28.9' S., long. 81° 24' \V. 300 I'ms. to surface. 69 specimens. 



Sta. 4677. Dec. 5,1904. Lat. 14° 37.5' S., lung. ST 41' \V. Surfu-e. 4 siJccimens. 



Description. — Body moderately slender. — Froutttl plate (fig. 3a) very 

 short, somewhat protruding but not angular at the sides, produced into a badly 

 defined, short rostrum about three times as broad as long with tlie end acute 

 or subacute. The gastric area, seen from the side (fig. 3b), highly \;uilted witii 

 the upper margin angular or subangular; the median keel along this area is 

 sharp but terminates anteriorh- nearly at the base of the roslrimi (fig. 3;i). 



The eyes are extremely large. — The antennular iM'dinicics arc^ niodcratciy 

 n)bust; first joint, seen from the sid(> (fig. 3c) elevated towards llic end, where 

 it is produced in a rathei' short, deeply liifid lobe (fig. 3d) witli ils two oblong, 

 ticute teetli directed somewhtit upwards and more <jutwar(ls than forwards. Ihe 



