158 ZOOLOGISCHE MEDEDEELINGEN — DEEL HI. 
Greatest breadth of abdomen of A . . . 2° . a, ae — mm. 
(in the middle of 8d segment) 
Posterior margin| of penultimate segment T—- — yg 
Length f of abdomen ~ 3.5 — yy 
50. Sesarma (Holometopus) hanseni Rathbun. 
1897. Sesarma (Holometopus) hanseni Rathbun. Proc. Biol. Soc. Was- 
hington, v. 11 p. 92 — West Indies. 
D1. Sesarma (Chiromantes) haswelli de Man. 
1869. Sesarma bidens (part.) Hilgendorf. v. d. Decken’s Reisen in Ost- 
Afrika, Bd. 3, Crust., p. 91 — Ceylon !). 
1887. Sesarma haswelli de Man. Zool. Jahrb. Syst., Bd. 2 p. 658 — 
Mergui Archipelago. 
1888. Sesarma haswelli de Man. Journ. Linn. Soc. London, y. 22 p. 
175 — Sullivan Island (Mergui Archipel.). 
1910. Sesarma (Chiromantes) haswelli Rathbun. K. Dansk. Vid. Selsk. 
Skr., 7. Raekke, Afd. 5 n°. 4 p. 329 — Gulf of Siam. 
52. Sesarma (Sesarma s.s.) impressa H. Milne-Edwards. 
1837. Sesarma impressa H. Milne-Edwards. Hist. nat. Crust., t. 2 p. 
{4 — no locality. 
1858. Sesarma impressa H. Milne-Edwards. Ann. Sc. nat., (3) t. 20 p. 
186 — no locality. 
1865. Sesarma similis Hess. Arch. Naturgesch. Jahrg. 31.1 p. 150 — 
Sydney. 
1869. Sesarma frontale A. Milne-Edwards. Nouv. Arch. Mus, Paris, t. 5, 
Bull. p. 27 — West coast of Madagascar. 
1882. Sesarma similis Haswell. Cat. Austral. Crust., p. 108 — Sydney. 
1887. Sesarma frontalis de Man. Zool. Jahrb. Syst., Bd. 2 p. 649 — 
no new locality. : 
1887. Sesarma impressa de Man. Zool. Jahrb. Syst., Bd. 2 p. 653 and 
671 — Madagascar. 
1892. Sesarma impressa de Man. Weber’s zool. Erg. Reise niederl. Ost- 
Indien, Bd. 2 p. 330 — Koinino River (Timor). 
1892. Sesarma frontalis de Man. Weber’s zool. Erg. Reise niederl. Ost- 
Indien, Bd. 2 p. 334, pl. 19 f. 13 — Flores. 
1893. Sesarma impressa Bürger. Zool. Jahrb. Syst., Bd. 7 p. 620, pl. 21 
f. 4—5 — Philippines and Pelew Islands. 
1) According to de Man (1888). 
