DECAPOD CRUSTACEANS OF THE WEST INDIES 



193 



most anterolateral spine; branchial region with four pairs of spots 

 decreasing in size posteriorly, anterior one much larger than those 

 posterior to it and extending onto bases of second and thu-d antero- 

 lateral spines; cardiac region with small triangular spot, its apex 

 du'ected posteriorly; cardiac-intestinal area with pair of large dark 

 patches immediately lateral to narrow median olive stripe. 



Eyestalks pale olive with dark brown to black cornea. Third maxilli- 

 peds white. Chelae with white basal podomeres; merus pinkish wdth 

 purple blotch above and purple band distally; carpus pink with purple 

 area at center of upper surface and latter with purple toward margins ; 



/J 





Figure 63. — Plagusia depressa, male (carapace length 44.7 mm) from Curasao {Albatross) 

 (color pattern from male, cl 30.9 mm, from Dominica station 113). 



chela pink with purple stripes along upper surface of palm; both fingers 

 pink basally with purple band near base and pale pink to white distally. 

 Basal podomeres of second through fifth pereiopods white below, olive 

 cream above with purple lines and spots; merus oUve with purple spots 

 and narrow bands on anterior margin, broader purple band along 

 anterior half and one or two spots in posterior half, distal margins of 

 second and third with purple spots, and posterior margins of posterior 

 three with stripes and dots of purple; carpus olive with two series of 

 longitudinal purple stripes alternating with purple dots on upper 

 surface; propodus of second and third similar to carpus, those of fourth 

 and fifth olive with two broad transverse piu-ple bands and purple dots 

 between bands along extensor border; dactyls white to olive with 

 broad transverse purple band and corneous tips. Sternum and abdomen 



