NO. 3556 PORTUNID CRABS—STEPHENSON AND REES 69 
A male ‘60 mm, Sta. 26-57, MaiaiI., Apr. 13, 1957,” is abnormal in 
possessing a small additional frontal lobe between the lateral frontal 
lobe and the supraorbital angle on the left side. 
The right pleopod of a male “67 mm, G.V.F., High I. Atoll Project, 
Sta. 12; 1955” is grossly malformed, and bears what is probably a 
crustacean parasite. 
DistriBpuTION.—Durban and Red Sea to Japan, Australia, Hawaii, 
and Society Is., and now Tuamotus. 
Thalamita dakini Montgomery 
Figure 24 
Thalamita dakini Montgomery, 1931, pp. 432-433, pls. 23 (fig. 3), 28 (fig. 4).— 
Stephenson and Hudson, 1957, pp. 334-335.—Stephenson, 1961la, pp. 118- 
119, figs. 2D, 3J, pls. 3 (fig. 3), 41, 5F. 
Thalamita medipacifica Edmondson, 1954, pp. 260-262, figs. 34a,b, 35a. 
Materisau.—Marianas: Ritidian Point, Guam, Sta. 148—-R.H.B. 
155, July 12, 1945, Baker, 1 male, 1 ovig. female. 
Figure 24.—Thalamita dakini Montgomery, male, Hawaii, 
Waikiki Marine Lab., Mar. 28, 1942, Mansfield: pleopod tip, 
upper surface. (Scale=0.5 mm.) 
Gilbert Is.: Howland I., 1926, C. H. Edmondson, 1 male, 1 ovig. 
female. 
Hawaii: Black Point, Haunama Bay, Oahu, 1937, L. R. Woodward, 
S. F. Light, 1 female, 1 ovig. female, 1 juv; Waikiki Marine Lab., 
Honolulu, Mar. 28, 1942, G. S. Mansfield, 1 male; coast near Kawailoa, 
Oahu, under growth of coralline algae, Apr. 4, 1942, G. S. Mansfield, 
3 females (2 ovig.); Waikiki Marine Lab. from coral, Apr. 24, 1942, 
5 males, 1 ovig. female, 1 juv. 
Tuamotus and Societies: Society Is., summer 1925, J. M. Clements, 
1 male, 1 ovig. female; Bora Bora, inner edge of outer reef, Sta. 62-57, 
2 males, 3 females (2 ovig.), 1 juv; Nuarei Bay, Moorea, Sta. 127-57 
