404 ME. J. K. HENDERSON— A CONTRIBUTION 



British Museum from Chiua ; it is perhaps a distinct species, but at any rate may be 

 termed provisionally A . septetnspinosa, var. gracilis. 

 Distribution. Indian Seas, Malay Archipelago, China. 



188. Arcania tjndecimspinosa, De Haan. 



A. undecimspinosa, De Haan, Crust. Japon. p. 135, tab. xxxiii. fig. 8 (1850) ; Miers, 'Alert' Crust, 

 p. 548 (1884). 



(= A. granulosa, Miers). 



Gulf of Martaban (Oates). 



The single specimen, a male, 9 mm. long and 9 - 5 mm. wide, is identical with 

 specimens in the British Museum from Moreton Bay, Australia. 

 Distribution. Japan (De SLaan) ; Moreton Bay ; Seychelles (Miers). 



Genus Nursia, Leach. 



189. Nuksia plicata (Herbst). 



N.pUcata (Herbst), Miers, Trans. Linn. Soc. ser. 2, Zool. vol. i. p. 240, pi. xxxviii. fig. 28 (1877). 

 Gulf of Martaban, an adult female overgrown with Membranipora Savartii, And. 

 (Oates) ; Rameswaram (J. B. H.). 



Distribution. Indian Ocean, Malay Archipelago, China, Australia (?). 



190. NURSIA ABBREVIATA, Bell. 



N. abbreviata, Bell, Trans. Linn. Soc. vol. xxi. p. 308, tab. xxxiv. fig. 5 (1855). 



Silavaturai Par (Thurston) ; Bameswaram (J. B. D.) ; Gulf of Martaban (Oates). 



The carapace is slightly narrower and the chelipedes longer in the male; the ridges on 

 the carapace are also more elevated in this sex. The largest male is 9 - 5 mm. long and 

 10 mm. wide. 



Distribution. Indian Ocean (Bell) ; Moreton Bay, Australia (Miers). 



Genus Dorippe, Pabr. 



191. Dorippe dorsipes (Linn.). 



D. dorsipes (Linn.), Miers, 'Alert ' Crust, p. 257 (1884), ubi synon. 



(= D. quadridens, Fabr.). 



Bameswaram and Silavaturai Par ( Thurston) ; Ceylon (Daly) ; Madras, not uncommon 

 (J. B. D.). 



This species reaches a larger size than D. facchino. The upper surface of the carapace 

 is roughened; the eye-stalks are rather long. I have never met with an individual 

 protected by a shell. 



Distribution. Bed Sea, E. Africa, Indian Ocean, Malay Archipelago, China, Japan, 

 Australia. 



