CHRISTIANIA VIDKXSK.-SKLSK. FORHANDL. 18 8 3. No. 7. 1" 



peduncle, oblong, apex obtusely tnmcated without any distinct 

 denticle on the outer edge. Telson rather elongated and narrow 

 with large and smootb subapical spines. Uropods much shorter 

 than the telson. inner Ianiella of the same length as the outer. 

 Lengtb: 14 mm. 



Ilab. South Pacific off the coast of Chili, surface. A fe w 

 specimens. 



•10. Euphausia yraciUs Dana. 



Euphausia gracilis, Dana, United States Expl. Expcd. Vol. XIII Crustaota, p£. 

 644 pl 42, fig. 6, a— i:. 



Form of body very narrow and elongated. Carapax with a 

 single lateral denticle placed about the middle of the inferior 

 margin, anterior part very slightly keeled above; rostrum sharply 

 pointed. Postabdominal segments smooth above, with verv small 

 epimera. hast segment rather elongated and narrow; præanal 

 spine simple, imgviform. Eyes unusually small, scarcely expanded 

 at the tip. Antennular peduncle elongated, without any distinct 

 dorsal lobe. Antennal scale slightly surpassing the 2nd joint of 

 the antennular peduncle, oblong ovate, apex rounded, without any 

 distinct denticle on the outer edge. Telson evenly tapering posteri- 

 orly, subapical spines narrow and smooth. luner lamella of the 

 uropods much longer than the outer, and reaching the tip of the 

 telson. Length: 10 ram. 



Ilab. Tropical Atlantic Australian sea and Pacific, surface. 



21. Euphausia (jibba n. sp. 



Very like the last species, but of rather larger si/.e. Carapax 

 with a single lateral denticle. placed somewhat behind the middle of 

 the inferior margin; rostrum short, but acute. Third postabdominal 

 segment forming with the succeeding a distinct angle as in the 

 genus Ilippolyte, its posterior margin produced above in the middle 

 as a sharply pointed and somewhat curved lappet, advancing over 

 the next segment. Last, segment rather elongated and much com- 

 pressed, præanal spine with a small denticle at the posterior margin. 



Vid.-Sclsk. Forh. 1883. Xo. 7. 2 



