Boone, Crustacea, Cruises of "Eagle" and "Ara," 1921-28 109 



March 16, 1898 or '99, by the Hopkins Stanford Expedition, and 

 some more in a depth of two fathoms, at the same locality. The 

 majority of the type series is deposited in the United States National 

 Museum. 



Named for the Japanese carcinologist, Dr. Kishinouye. 



Distribution : Galapagos Islands, Costa Rica. 



The "Ara" specimen establishes the first record of the species from 

 the continental coast. 



IVIaterial EXAMINED: One adult male taken in dragnet, Punta 

 Arenas, Costa Rica, February 14, 1928. 



Technical description: Animal about 55 mm. long, from tip of 

 the rostrum to the tip of telson. Carapace 11 mm. long from orbital 

 angle to posterior margin, rostrum 65 mm. long from tip to orbital 

 angle, slender, arched above the eye, with the tip on a lower plane 



Text fig. 3. 



B 



'Penaeopsis Inshinouyi (Ratlibun). A. Thclycum. B. Petasma much 

 enlarged (after Rathbun). 



and directed forward; armed on the upper margin with seven acute 

 forward-directed teeth, in addition to the apical tooth and with a 

 slight fringe of cilia between the teeth ; the teeth are continuous to 

 the tip of the rostrum. The lower margin is entire ; the lateral carina 

 curved, extending practically the entire length of the rostrum. The 

 rostral carina is continued upon the carina for a very short distance, 

 practically terminating at the median gastric spine which is acute. 

 The entire carapace is covered with a fine pubescence. There is a 

 sharp hepatic spine. The superior orbital spine is weak ; the postorbi- 

 tal spine is well developed with a carina behind it. 



The abdomen is somewhat compressed laterally, the fourth, fifth 

 and sixth joints each having a median longitudinal carina which 



