THE CANCROID CRABS OF AMERICA 567 



Plate 28 



Portunus (Achelous) spinimanus, male (61277), carapace 85.6 mm. wide, ventral 



view showing abdomen 



Plate 29 



Portunus {Achelous) hrevimanus , male (20608), carapace 73.5 mm. wide, dorsal 



view 



Plate 30 



Porlunus {Achelous) hrevimanus, male (20608), carapace 73.5 mm. wide 



Figure 1. Ventral view showing cheliped. 



2. Same, ventral view showing abdomen. 



Plate 31 



Portunus (Achelous) stanfordi, male (22032), carapace 48^mm. wide 



Figure 1. Ventral view showing chelae. 



2. Dorsal view. 



3. Ventral view showing abdomen. 



Plate 32 

 Portunus (Achelous) angustus, female holotype, carapace 36.7 mm. wide 



Figure 1. Ventral view showing chelae. 



2. Dorsal view. 



3. Ventral view. 



Plate 33 



Portunus (Achelous) ordwayi, male (31048), carapace 48.5 mm. wide 



Figure 1. Ventral view showing chelae. 



2. Dorsal view. 



3. Ventral view. 



Plate 34 



Portunus (Achelous) sebae, male (61249), carapace 87.6 mm. wide, dorsal view 



Plate 35 



Portunus (Achelous) sebae, male (61249), carapace 87.6 mm. wide 



Figure 1. Ventral view showing chelae. 



2. Ventral view showing abdomen. 



Plate 36 



Portunus (Achelous) minimus, male (18206), carapace 28 mm. wide 



Figure 1. Ventral view showing chelae. 



2. Dorsal view. 



3. Ventral view. 



Plate 37 



Portunus (Achelous) pichilinquei, male (60011), carapace 26 mm. wide 



Figure 1. Ventral view showing chelae. 



2, Dorsal view. 



3. Ventral view showing abdomen. 



