REVIEW OF GENUS ARGULUS MEEHEAN 



497 



all from the Woods Hole region ; Promicrops itaira^ Dry Tortugas ; 

 and from Opsanus tau^ Pteroplatea maclwra^ and Amphotistius say 

 in the Gulf of Mexico. 



ARGULUS RETICULATUS Wilson 

 FiGXIRE 34 



Arffulus reticulatus Wilson, 1920b, p. 2, pi. 1. 



Carapace elliptical; cephalic area slightly prominent, posterior 

 sinus shallow and rectangular; eyes small, widely spaced; alae over- 

 lapping abdomen on female and about reaching it on the male. Ab- 

 domen ovate, anal sinus shallow and narrow. Anterior respiratory 

 area subtriangular, posterior one very large and renif orm (fig. 34, & ) . 



Figure 34. — Argulus reticulatus: a, Rib of suction cup ; b, respiratory area ; c, accessory 

 organs of second and third legs of male ; d, fourth leg with peg. 



