LARVAE OF DECAPOD CRUSTACEA 



407 



Table III. List of stations at which Phyllosomas of Panulirus, Forms A and B, were taken 



FORM A 



Six stages may be distinguished in the Discovery material, of which the oldest is 

 without doubt the last before metamorphosis ; but there is much individual variation in 

 size and in degree of development of the appendages, so that it is not always easy to fit 

 any one individual into its proper stage. Table IV gives the measurements of a few 

 individuals arranged in order of increasing size, and with indication of the stage re- 

 presented. It is, of course, possible that the overlap in size and other details which is 



