THE GRAPSOID CRABS OF AMERICA. 427 



PLATE 17. 



FIG. 1. Pinnotheres depressus, male (48594), ventral view, X nearly 7. 



2. Same, dorsal view, X nearly 7. 



3. Pinnotheres maculatus, male (18014), dorsal view, X nearly 2. 



4. Same, female (3818), dorsal view, X nearly 2. 



5. Same, male (18014), ventral view, X nearly 2. 



6. Same, female (3818), ventral view, X nearly 2. 



7. Pinnotheres pugettensis, female (39131), ventral view, X nearly 3. 



8. Same, dorsal view, X nearly 3. 



PLATE 18. 



FIG. 1. Pinnotheres pugettensis, female (40396), infero-external view of right 

 chela, and superior view of four left -legs, X4|. 



2. Pinnotheres muliniarum, male holotype, dorsal view, XlOi. 



3. Same, ventral view, X10J. 



PLATE 19. 



FIG. 1. Pinnotheres serrei, female (48571), dorsal view, X nearly 2. 



2. Same, ventral view, X nearly 2. 



3. Pinnotheres serrei, female (49214), ventral view, X nearly 3. 



4. Same, dorsal view, X nearly 3. 



5. Pinnotheres serrei, male holotype, ventral view, X nearly 3|. 



6. Pinnotheres serrei, male (49213), dorsal view, X nearly 7. 



7. Same, ventral view, X nearly 7. 



8. Pinnotheres baroatus, male (23435), dorsal view, X nearly 2. 



9. Same, female (23435), dorsal view, X nearly 2. 



10. Same, male (23435), ventral view, X nearly 2. 



11. Same, female (23435), ventral view, X nearly 2. 



PLATE 20. 



FIG. 1. Pinnotheres strombi, female holotype, ventral view, X nearly 2. 



2. Same, dorsal view, X nearly 2. 



3. Pinnotheres concharum, female (45611), dorsal view, X nearly 9. 



4. Same, ventral view, X nearly 9. 



5. Pinnotheres concharum, female (18410), dorsal view, X nearly 4. 



6. Same, ventral view, X nearly 4. 



PLATE 21. 



FIG. 1. Pinnotheres reticulatus, female (18217), ventral view, X1&. 



2. Same, dorsal view, X1&. 



3. Pinnotheres moseri, female (23440), ventral view, X 2$ (maxillipeds 



removed ) . 



4. Same, dorsal view, X2f. 



5. Pinnotheres taylori, male (40397), ventral view, X3f. 



6. Same, dorsal view, X3f. 



7. Pinnotheres taylori, female (40397), ventral view, X4. 



8. Same, dorsal view, X4. 



