no. 2065. TEE CRUSTACEA EUPHAUSIACEA— HANSEN. 85 



Furthermore, the specimens from the Hawaiian Islands referred by 

 Ortmann in 1905 to E. pseudogibba Ortmann belong to E. Jiemigibba 

 (compare my statements on the interpretation of the species in the 

 above-quoted paper, p. 99) : 



Sta. 3799. March 18, 1902. Lat. 29° 22' N.; long. 139° 31' W. 

 100-0 fathoms. 1 specimen. 



Sta. 3867. April 10, 1902. Pailolo Channel. Surf. temp. 75°. 1 

 specimen. 



Distribution. — E. Jiemigibba is very common in the Atlantic from 

 lat. 42° N. to southwest of the Cape of Good Hope, and in the Indian 

 Ocean from Port Elizabeth to long. 129° E. 



23. EUPHAUSIA GIBBA G. O. Sars (1883). 



1885. Euphausia gibba G. O. Sars, Challenger Rep., vol. 13, p. 91, pi. 16, figs. 1-8. 

 1912. Euphausia gibba H. ,T. Hansen, Mem. Mus. Comp. Zool., vol. 35, No. 4, 

 p. 244, pi. 8, figs. 2a-2&. 



Occurrence. — Only a single specimen, from the southeast Pacific, is 

 at hand : 



August 10, 1884. Lat. 29° 33 v S.; long. 87° 34' W. U. S. S. 

 Wachusett, Dr. W. H. Jones, U. S. Navy. 1 specimen (male). 



Distribution. — It is known only from the Pacific south of the line, 

 going northward at least to lat. 16° 32' S. 



24. EUPHAUSIA DISTINGUENDA H. J. Hansen (1911). 



1912. Euphausia distinguenda H. J. Hansen, Mem. Mus. Comp. Zool., vol. 35, 

 No. 4, p. 248, pi. 8, figs. 3a-3/. 



Occurrence. — Among the material received without determinations 

 no specimen was found, but the majority of the specimens referred 

 by Ortmann in 1894 to E. mucronata G. O. Sars belong to E. dis- 

 tinguenda: 



Off Guaymas, Gulf of California (about lat. 28° N.). 500-0 fath- 

 oms. 1 specimen. 



120 miles northwest of Acapulco (about lat. 17i° N.). 175-0 fath- 

 oms. 5 specimens. 



Sta. 3416. April 11, 1891. Lat. 16° 32' 30" N.; long. 99° 42' 40" 

 W. 300-0 fathoms. 1 specimen. 



Lat. 13° 33' 30" N.; long. 97° 57' 30" W. Surface. 8 p. m. 12 

 specimens. 



Sta. 3414. April 8, 1891. Lat. 10° 14' N.; long. 96° 28' W. 

 200-0 fathoms. 2 specimens. 300-0 fathoms. 2 specimens. 



Hyd. 2619. March 11, 1891. Lat. 7° 31' N.J long. 78° 42' 35" 

 W. 300-0 fathoms. 6 specimens. 1,000-0 fathoms. 2 specimens. 



Sta. 3382. March 7, 1891. Lat. 6° 21' N.; long. 80° 11' W. 200 

 fathoms. Closed part of Tanner net. 7 specimens. 



Sta. 3412. April 4, 1891. Galapagos. Lat. 1° 23' N.; long. 91° 

 43' W. Surface. Surf. temp. 82°. Many specimens. 



