PLATE IV. 



Fig. 1 1 a. Arete Ipliianassa de Man, large, \\b small cheliped of the male, viewed from the outer side, ;< 15; 



\\c large (left) cheliped of the female, >: 15; 1 1 (/ leg of the 2id pair of the male, X 25; we leg 



of the 3><i pair of the male, -^ 25. 

 Fig. 12. Arete dorsalis Stimps., frontal and antennal region of the female from Stat. 213, • 30 ; \2a leg 



of the 2nd pair of this female, X 30; \2b leg of the y^ pair of this female, > 30 ; I2r leg of 



the 2nd pair of the adult female from Stat, "j^, X 15 ; \2d leg of the 31'd pair of this female, X 15. 

 Fig. 13. Arete Marutcensis Cout., var. Salibabuensis de Man, frontal and antennal region, X 35; 13a lateral 



view of the rostrum, ■, 50 ; 13/^ cheliped, X 20 ; I3f leg of the 3id pair, X 20. 

 Fig. 14. Aretopsis amabilis de Man, frontal and antennal region viewed from above, v 25; 14a lateral view 



of the anterior part of the carapace, ■ 25; 141^ lateral view of the rostrum, X 50; \\c telson, 



X 25; \i^d right cheliped, X 15; i^e leg of the 2nd pair, ■: 20; 14/ leg of the 3id pair, X 20; 



14^ dactylus of this leg, X 50. 

 Fig. 15^. Betaeus indiciis de Man, telson, '15; 15^ left cheliped as it is borne by the animal, X lO; 



I5f chela looked at in the plane of the fingers, X lo; \^d leg of the 2°d pair, X lO; 15^ leg 



of the 3''d pair, < 10 ; 15/ dactylus of this leg, ■' 30. 



