10 PROCEEDINGS OF THE NATIONAL MUSEUM VOL. 120 
c. Center of mesobranchial areas of carapace is covered with a 
large diffusely granular area which has no counterpart in C. rathbuni. 
This effectively obliterates the two most posterior mesobranchial 
ridges. 
d. Only two spines on upper surface of palm (excluding that at 
wrist articulation) against four in C. rathbuni. 
Charybdis (Charybdis) feriatus (Linnaeus) 
Cancer feriatus L. 1758, p. 627 (fide Holthius, 1962, pp. 234-235). 
Cancer cruciatus Herbst, 1790, pl. 8 (fig. 58) (fide Alcock, 1899). 
Charybdis (Charybdis) cruciata (Herbst).—Leene, 1938, pp. 24-27, figs. 1, 2.— 
Stephenson, Hudson, and Campbell, 1957, pp. 495, 497, figs. 2E, 3F, pls. 1 
(fig. 3) 4B.—Crosnier, 1962, pp. 75-77, figs. 130-132. 
Charybdis cruciata (Herbst).—Sakai, 1939, pp. 403-404, pl. 82 (fig. 3)—Miyake, 
Sakai, and Nishikawa, 1962, p. 128 (record only). 
Marerriau.— Malay Peninsula: Sta. 10001, from Thailand, pur- 
chased, received Aug. 24, 1955, R. E. Elbel, 1 male (120 mm.); 
Thailand, NE. of Goh Krah I., middle of Gulf of Thailand, 
08°38.2’N., 101°14.6’E., GVF Sta. 40, Oct. 31, 1957, 1 male (55 mm.). 
ReMARKS.— Justifications for changing the long-accepted name of 
this species are given by Holthius (1962). 
DistriButTion.— Madagascar, South Africa, India, to Japan and 
Australia. 
Charybdis cf. feriatus (Linnaeus) 
Mareriau.—China: Namru-2, Taipei, 12 mi. S. of Tau Hsui, Sta. 
AT-51, beach, 1957, R. E. Kuntz, 1 male (27 mm.). 
Remarks.— Probably a juvenile, as evidenced by the flexibility of 
the male pleopods. With many features of C. fervatus, except the 
basal antennal joint does not touch the front. 
Charybdis (Charybdis) hellerii (A. Milne Edwards) 
Goniosoma hellerii A. Milne Edwards, 1867, p. 282. 
Charybdis (Goniosoma) merguiensis Chopra, 1935, pp. 484-486, fig. 8. 
Charybdis (Charybdis) hellerii (A. Milne Edwards).—Leene, 1938, pp. 44-49, 
figs. 15-17. 
Charybdis merguiensis Chopra.—Barnard, 1950, p. 168, figs. 27d, 32b. 
Charybdis hellerit (A. Milne Edwards)—Edmondson, 1954, pp. 247-248, figs. 
32e, f. 
Charybdis (Charybdis) helleri (A. Milne Edwards).—Stephenson, Hudson, and 
Campbell, 1957, pp. 497-498, figs. 1A, 2I, 3J, pls. 1, (fig. 4), 4C, 5B.— 
Crosnier, 1962, pp. 77-78, figs. 183-135, pl. 5 (fig. 1). 
Martertau.— Malay Peninsula: Rangoon, Burma, Gordon E. Gates, 
1 male (85 mm.). 
Melanesia: Sta. 4, Bougainville I., received Jan. 10, 1945, W. A. 
Bartos, 1 female (72 mm.). 
Distripution.— Mediterranean and East African coast to Hawaii, 
including Australia. 
