ORGANS FOR SPERM-TRANSFER Dis 
In the fifth larval stage (fig. 27) the protopodite has become 
wider and stouter and the basal part of the endopodite is much 
expanded distally where the protuberance arises from it. The 
26 27 
Fig. 26 Anterior face of third left pleopod of a male 18 mm. long. 2. D. 
Fig. 27 Anterior face of left accessory stylet of male 21mm. long. Enlarged 
75 diameters. 
result is that the exopodite begins to take on that relative insig- 
nificance in size, characteristic in the adult accessory stylet. 
