22 



PROCEEDINGS OF THE NATIONAL MUSEUM 



Table 1. — Continued 



Body region Morphological features 



Male abdomen Overall a moderately elongate triangle 



Penultimate segment with slightly sinuous sides 



Penultimate segment broad (1/b 1 — 1)4) 



Ultimate segment lanceolate, not triangular with 



rounded tip 

 Ultimate segment narrow (1/b >1) 

 First male Smoothly curving, not sinuous 



pleopod Curving evenly throughout, distal portion not straight 



Not robust 

 Not attenuated 

 Without stout erect spines 



Outer surface subterminally with recurved spinules 

 Inner surface subterminally with minute hairs or their 

 follicles 

 General No iridescence on body 



Their 

 arbitrary 

 numbers 



45 

 46 

 47 

 48 



49 

 50 

 51 

 52 

 58 

 54 

 55 

 56 



57 



Table 2. — Data on material examined (AHF= Allan Hancock Foundation, Uni- 

 versity of Southern California; SIO = Scripps Institute of Oceanography; 

 USNM= United States National Museum; UQ= University of Queensland, 

 Department of Zoology; entire collection examined unless indicated otherwise) 



