RATHRUN— MARINE RRACHYURA 217 



97. Cycloxanthops angustus Rathbun. 



Gycloxanthops angustus Rathbun, 1906, p. 849, pi. 9, fig. 6, text-fig. 13. 



Amirante, 25—80 fms., Sta. Ell; 1 $, 2 ? : 16 fms., Sta. E 23 ; 1 <j>. 



Lighter in colour than Hawaiian specimens, being ecru in alcohol, with the fingers a 

 little darker. The antero-lateral teeth are more distinctly separated from one another, the 

 outer surface of the large palm is clearly granulate quite to the lower edge, there are few 

 sharp granules on the upper margin of the carpal joints of the legs. 



98. Etisus dentatus (Herbst). 

 Etisus dentatus Alcock (3), p. 129. 

 Coetivy ; 1 $ small, 1 $ adult. 



?, C. 1. 59-6 mm., C. b. (approx.) 88-5 mm. 



In both specimens there is a longitudinal row of 5 or 6 granules on the upper half of 

 the outer surface of the palm ; also a transverse row of smaller granules at the distal end 

 of the palm at the origin of the dactylus, one or two granules reaching over on to the 

 immovable finger. 



99. Etisus Icevimanus Randall. 

 Etisus Icevimanus Alcock (3), p. 131. 

 Diego Garcia, barachois ; 1 $ juv. 



100. Etisodes electra (Herbst). 

 Etisodes electra Alcock (3), p. 133. 

 Egmont, reef; 1 $. Praslin, reef; 1 $. 



101. Actcea tomentosa (Milne Edwards). 

 Actcea tomentosa Alcock (3), p. 140. 

 Praslin, reef; 4 $, 1 ?. Coetivy; 1 £, 1 ?. 



102. Actcea remota Rathbun. 



Actcea remota Rathbun, op. cit., 1907, p. 43, pi. 1, fig. 9, pi. 7, fig. 1. 



Salomon ; 1 ? juv. Coetivy ; 1 ? ; C. 1. 5-8 mm., C. b. 8 "4 mm. 



The nasogastric region shows a tendency to divide into 3 lobules ; cardiac region 

 heart-shaped. Middle part of margin of front nearly straight, not emarginate in the 

 larger specimen, minutely so in the smaller specimen. Chelipeds equal and similar; 

 fingers brown with white tips, the brown of the immovable finger not spreading on the 

 palm, but ending in an oblique line. 



103. Actcea tessellata Pocock (Plate 16, fig. 3). 



Actcea tessellata Pocock, Ann. Mag. Nat. Hist. (6), v. 1890, p. 74. 



Coetivy; 1 ?. C. 1. 7 '8 mm., C. b. 11 "5 mm. 



The mesogastric region is composed of 5 lobules ; instead of a single transverse posterior 

 lobule as in Pocock's type, there are two, one behind the other and very small, composed 

 of 10 granules. The cardiac region is divided longitudinally into 2 separate lobules; in. 



28—2 



