PARASITIC COPEPOD CRUSTACEANS — LEWIS 



141 



almost twice the length of outer, with fine membranous margin along 

 inner surface, outer process with frilled membrane along outer and 

 inner surface. 



MaxiUiped (fig. 37d) 2-segmented, situated immediately posterior 

 and medial to maxilla base. Fu-st segment approximately 3 times the 

 length of second, tapered to sharply rounded articulation and muscle 

 attachment surface proximally, widest medially, with small, knoblike 

 protrusion on distal outer surface. Second segment and terminal 

 process claw shaped, terminal process bluntly pointed distally; acces- 

 sory process setule-like, located at indistinct division between segment 

 and terminal process. 



Thoracic legs I-III biramous and well developed, thoracic leg IV 

 uniramous and poorly developed. For the nature of the armature and 

 the legs, see table 15 and figure 38. 



Table 15. 



-Armahire of thoracic legs I~IV of the female of Alebion gracilis Wilson, 

 1905 



*Sliiiao indicates tlie presence of a splnule tiiat was not found on the Hawiian specimens although there 



was a heavily sclerotized projection extending into the large, curved spine (mH). 

 ♦•Includes only marginal armatm-e. 



Order Lernaeopodoida 

 Family Sphyriidae 



Paeon vaissierei(?) Delamare-Deboutteville and Nunes-Ruivo, 1953 



Figures 39a-/, AOa-h 

 Paeon vaissierei Delamare-Deboutteville and Nunes-Ruivo, 1953a, p. 161, fig. 15. 



Reported host. — Sphyrna couardi. 



Distribution. — Senegal. 



Material. — One complete ovigerous female, two incomplete 

 ovigerous females and one mature male (USNM 110820) collected 

 by author from gill ca\dty of specmien of Sphyrna lewini captured by 

 longline by Lester Zukeran in Kaneohe Bay, Oahu, Hawaii. 



