444 BULLETIN 97, UNITED STATES NATIONAL MUSEUM. 



Plate 154. 

 Uca musica, male holotype, XI A. 



Fig. 1. Anterior view. 



2. Antero-dorsal view. 



3. Dorsal view. 



4. Ventral view. 



Plate 155. 



Uca subcyUndrica, male (23655), X2. 



Fig. 1. Dorsal view. 

 2. Ventral view. 



Plate 156. 



Uca Icptodactyla, male (47850), X2/tt. 



Fig. 1. Anterior view. 



2. Inner face of chela. 



3. Antero-dorsal view. 



4. Dorsal view. 



Plate 157. 

 Uca latimanus, male (17500), X3. 



Fig. 1. Inner face -of chela. 



2. Outer face of chela. 



3. Antero-dorsal view. 



4. Dorsal view. 



Plate 158. 



(After A. Milne Edwards.) 



Fig. 1. Glyptoplax piiynnx, male, Panama, dorsal view, X about 3. 



2. Same, antennal and buccal regions, enlarged. 



3. Same, abdomen and last sternal segments, enlarged. 



4. Same, right chela, outer viev,', enlarged. 



5. Same, left chela, outer view, enlarged. 



6. Same, outer maxilliped, enlarged. 



7. Olyptoplax smithii, male, Florida, right chela, outer view, enlarged. 



8. Same, left chela, outer view, enlarged. 



9. Same, dorsal view, X about 4^. 



10. Same, abdomen and last sternal segments, enlarged. 



Plate 159. 



Fig. 1. Eucratopsis crassijiianns, male, abdomen and sternum, slightly reduced 

 (after Dana). 



2. Same, right chela, slightly reduced (after Dana). 



3. Ucides cordatus, buccal cavity and outer maxillipeds, slightly reduced 



(after de Haan). 



4. Same, right outer maxilliped, slightly reduced (after de Haan). 



5. Pinnotheres politus, female, dorsal view, Xlf (after Lenz). 



6. Speocarcinns carolinensis, male, portion of abdomen and sternum, 



slightly reduced (after Stimpson). 



