NO. 3599 PORTUNID CRABS STEPHENSON AND REES 17 



Sta. No. 41A. 3 males (ca. 21-22.5 mm), Sta. No. AB 48-63. 95 

 males (21-28.5 mm), 2 females (20, 26 mm), 13 ovig. females (20.5- 

 25 mm), Sta. No. 201A. 1 male (19.5 mm), 1 female (ca. 19 mm), 

 Sta. No. 213A. 8 males (21.5-29 mm), 2 females (21.5, 25 mm), 

 2 ovig. females (20, 24.5 mm), Sta. No. 221A. 1 male (22.5 mm), 

 Sta. No. 255 A. 1 male (19 mm), Sta. No. 262 A. 1 male (27.5 mm), 

 Sta. No. 264A. 



Trawled (except Sta. No. AB 48-63 dredged), depths from 29 to 

 291 m, muddy bottoms. 



Remarks. — A single male (25.5 mm, Sta. No. 201A) has one 

 parasitized branchial cavity. 



Distribution.^ — Oman to Philippines, but not Australia. 



Portunus sangninolentus (Herbst) 



Cancer sangninolentus Herbst, 1796, p. 161, pi. 8 (figs. 56, 57). 



Portunus sanguinolentus (Herbst). — Fabricius, 1798, p. 367. — Stephenson and 

 Campbell, 1959, pp. 98-9, figs. 2B, 3B, pi. 1 (fig. 2), pis. 4B, 5B.— Crosnier, 

 1962, pp. 45-7, figs. 59, 62, 63, 68.— Sakai, 1965, p. 116, pi. 53.— Stephenson 

 and Rees, 1967, p. 45. 



Neptunus sanguinolentus (Herbst). — Sakai, 1939, p. 387, pi. 47 (fig. 1). 



Material examined. — 1 male (42 mm). Can 26. 1 male (42 mm), 

 Sta. No. AB 28d-63. 1 male (40 mm), Sta. No. 32. 



Dipnet. 



Distribution.^ — East Africa to Australia. CiuTent work shows that 

 Hawaiian specimens are pigmented differently from Japanese and 

 Australian material, but the precise status of the Hawaiian form has 

 not yet been determined. 



Portunus trituberculatus (IVliers) 



Portunus pelagicus De Haan 1835, p. 37, pis. 9, 10. 



Neptunus trituberculatus Miers, 1876, p. 222; 1886, p. 172.— Sakai, 1934, p. 303; 

 1936, p. 129, pi. 37. 



Portunus trituberculatus (Miers). — Rathbun, 1902, p. 26. — Stephenson and Camp- 

 bell, 1959, p. 90 [in key].— Sakai, 1965, pp. 116-7, pi. 54.— Stephenson and 

 Rees, 1967, p. 50. 



Neptunus {Neptunus) trituberculatus (Miers). — Sakai, 1939, p. 388, pi. 50. 



Material examined. — 1 female (ca. 97 mm), Anton Bruun Cr. 1, 

 India, north side Okah Point, Port Okah; Mar. 9, 1963. 2 males 

 (ca. 160, 170 mm), Sta. No. 46-63. 



Sta. No. 46-63 probably trawled, depth 23-25 m. 



Distribution. — Red Sea, China, and Japan, and now India and 

 Bay of Bengal. 



241-652—67- 



