242 PERCY SLADEN TRUST EXPEDITION 



193. Pachygrapms minutus A. Milne Edwards. 

 Pachygrapsus minutus Alcock (6), p. 399. 

 Praslin, reef; 1 $ ovigerous. Coetivy ; 1 !j> ovigerous. 



194. Pachygrapsus longipes Rath bun. 

 Pachygrapsus longipes Rathbun, 1907, p. 30. 

 Coetivy ; 1 $ ovigerous. 



195. Plagusia depressa tuberculata Lamarck. 

 Plagusia depressa tuberculata Rathbun, 1906, p. 841. 

 Eginont, reef; 1 $, 1 ?. 



196. Percnon planissimum (Herbst). 

 Percnon planissimum Rathbun, 1906, p. 842. 

 Praslin, reef ; 1 $. Coetivy ; 1 J, 2 ? juv. 



197. Percnon abbreviatum (Dana). 

 Percnon abbreviatum Rathbun, 1906, p. 842. 

 Coetivy ; 1 $, 1 ? ovigerous. 



Hapalocarcinidae. 



198. Hapalocarcinus marsupialis Stimpson. 



Hapalocarcinus marsupialis Rathbun, 1906, p. 892. Stimpson, Smithsonian Misc. 

 Coll., xlix. No. 1717, 1907, p. 170, pi. 14, fig. 8. 



Salomon ; 2 $ (1 ovigerous). 



Dimensions in mm. : Ovigerous ?, C. 1. 4 - 7, C. b. 5 "5, Abd. b. 8 '8. Adult $, C. 1. 4, 

 C. b. 37, Abd. b. 4. 



Hymenosomidse. 



199. Elamena gracilis Borradaile. 



Elamena gracilis Borradaile, in Gardiner, Fauna Maldive and Laccadive Arch., ii. 

 pt. 2, 1903, p. 684, text-fig. 122. 



Coetivy ; 1 $, 1 $. 



In these specimens the eyes do not project beyond the sides of the front ; their dark 

 cornese are however visible in dorsal view through the thin carapace. 



Inachidae. 



200. Macropodia formosa, sp. nov. (Fig. 1). 

 Cargados Carajos, 30 frns., Sta. B 17 ; 1 $ type. 



A Macropodia with elongated body, short rostrum, extremely long slender legs, and 

 with such scanty hairs that it appears nearly bare to the naked eye. 



Cardiac tubercle largest ; 3 gastric tubercles, of which the median is the largest ; a 

 strong branchial tubercle in line with the cardiac tubercle ; hepatic region terminating in 

 an acute tubercle ; a minute tubercle on the antero-lateral margin of the branchial region. 



