184 



DESCRIPTION OF PLATES. 



PLATE 7. 



FIGS. 1 to 4. Mesorh&a mauryce, n. sp. 



1. Holotype, propodus of right chela, 



outer view, X 3.75. 



2. Same, inner view, X 3.5. 



3. Paratype, carpus and propodus of 



right cheliped, outer view, X 3.75. 



4. Same, upper view. X 3.75. 



5. 6. Parthenope (Platylambrus) obscura, 



n. sp. 



5. Holotype, dactylus of right chela, 



inner view, X 3. 



6. Same, outer view, X 3. 



FIG. 



7. Portunus tennis, n. sp., holotype, im- 



movable finger of right chela, 

 outer view, X 3. 



8, 9. Parthenope, sp. indet. 



8. Dactylus of right chela, outer view, 



X 3.5. 



9. Same, inner view, X 3.5. 



10 to 13. Archceopilumnus caelatus, n. sp. 



10. Paratype (6), 9, anterior view, X1.4. 



11. Holotype, d" 1 , ventral view, X 1.33. 



12. Holotype, cT, dorsal view, X 1.33. 



13. Holotype, cf , anterior view, X 1.33. 



PLATE 8. 



FIGS. 1, 2. Sandomingia yaquiensis, n. sp., FIGS. 4 to 7. Archceopilumnus ccdatus, n. sp. 



holotype. 



1. Dorsal view, slightly enlarged. 



2. Anterior view, nat. size. 



3. Zanthopsis bartolomceensis, n. 



holotype, dorsal view, X 1.4. 



sp. 



4. Paratype (c), d", dorsal view, X 1.33. 



5. Paratype (c), cf, ventral view, X 1-4. 



6. Paratype (a), cf, dorsal view, X 1.37. 



7. Paratype (d), 9 .ventral view, X 1.4. 



PLATE 9. 



FIGS. 1, 2. Callinectes declivis Rathbun. 



1. Dactylus of right chela, inner view, 



X 2. 



2. Same, outer view, X 2. 



3. Cragonidse, gen. and sp. indet., tel- 



son, dorsal view, X 3.1. 



4. Eryonidffl, gen. and sp. indet., ischium 



of first right cheliped, upper view, 

 X3. 



5. Persephona prepunctata, n. sp., holo- 



type, merus of right cheliped, upper 

 view, X 3. 



6. 7. Paguridse, gen. and sp. indet. 



6. Dactylus of left chela, upper side, X 3. 



7. Same, lower side, X 3. 



8. Cycloes bairdii Stimpson, piece of left 



manus with propodal finger, outer 

 view, X 4. 



FIG. 9. Pilumnus subequus, n. sp., holotype, 

 dactylus of right chela, outer view, 

 X 5. 

 10, 11. Callianassa latidigita, n. sp. 



10. Paratype, dactylus of left chela, 



upper side, X 4. 



11. Same, holotype, propodal finger of left 



chela, upper side, X 4. 



12. Calappella (?), sp., piece of right 



manus, outer side, X 3. 

 13 to 15. Petrochirus inequalis, n. sp. 



13. H)lotype, right chela, outer view, 



X1.5. 



14. Same, showing dorsal view of both 



chelae, X 1.5. 



15. Same, ventral view (fingers pointing to 



bottom of plate), X 1.5. 



