Figure 6. — Penaeus (L.) setiferus (L.). Lateral view, 9 49 mm. c.l., off Cape Kennedy, Fla. 



Figure 7. — Penaeus (L.) setiferus (L.). Sixth abdominal 

 somite, posterodorsal portion, 9 38 mm. c.l., Biloxi. 

 Mis.s. 



stemite XII; ridge of sternite XII (hidden by 

 structures surrounding gonopores and coxae of 

 third pair of pereopods) with pair of relatively 

 small, lateral scalloplike projections. 



COLOR 



Penaeus setifent>> has a translucent white, almost 

 glasslike appearance and, thus, it is most com- 

 monly known as the "white shrimp." It is also 

 often termed the "gray shrimp," and in some 

 localities, because it is greenish, it is given the name 



Figure 8. — Penaeus (L.) setiferus (L.). Dorsal view of 

 sixth abdominal somite, telson and uropods. ? 36.5 mm. 

 c.l., off Cocoa Beach, Fla. 



WESTERN ATLANTIC SHRIMPS OF GENUS PENAEUS 



475 



