ABSTRACT 



The eggs and the larval and first two postlarval stages of the pink shrimp, 

 Pcnaeus duorarum Burkeuroad. from Florida waters are described and illustrated. 

 A series of drawings of tlie rostra of advanced postlarvae is included. 



The first six larval stages through the first protozoea were reared from eggs 

 spawned in the laboratory. The remaining larval and postlarval stages are 

 described from specimens obtained in plankton samples taken in the Florida Bay 

 and Dry Tortugas areas. 



The larval and postlarval stages of P. duorarum are comipared with those of P. 

 setiferus. Postlarval stages of P. aztecus are compared with those of P. duorarum. 



