RATHBUN— MARINE BRACHYURA 



259 



242. Daldorfia horrida (Linnaeus). 

 Parthenope horrida Alcock (l), p. 279. 



Amirante, 25—80 fms., Sta. Ell; 1 ? : 30 fms., Sta. E 21 ; 2 $, 1 ?. 

 The specimens are similar to that figured in pi. 14, fig. 5, Bull. U. S. Fish Comm. 

 for 1903, part ill, 1906, p. 886. 



243. Daldorfia investigatoris (Alcock). 



Parthenope investigatoris Alcock (2), p. 296 ; Illus. Investigator, Crust., iv. 1896, 

 pi. 23, figs. 1, 1 a. 



Amirante, 34 fms., Sta. E 9 ; 1 $ : 20—44 fms., Sta. E 25 ; 1 $ juv. 



The sternum of the $ has a semi-elliptical cavity between the chelipeds ; the 

 ornamentation of the abdomen is similar to that in the %. 



244. Cryptopodia pan Laurie. 



Cryptopodia pan Laurie, op. cit., p. 392, pi. 1, fig. 6 and text-fig. 4. 



Cargados Carajos, 30 fms., Sta. B 14 ; 1 $ : 30 fms., Sta. B 15 ; 1 $. 



The specimens are nearly of a size, the larger one (B 15) having C. 1. 15"2 mm., C. b. 

 21 - 2 mm. The meropodites of all the walking legs have their upper and lower borders 

 spiniferous, the lower border having also a secondary or less strongly marked crest. 



245. Eumedonus granulosus MacGilchrist. 



Eumedonus granulosus MacGilclmst, Ann. Mag. Nat. Hist. (7), xv. 1905, p. 253 ; 

 Illus. Investigator, Crust., xii. 1907, pi. 27, figs. 2, 2 a. 



Amirante, 28 fms., Sta. E 6 ; 1 ? juv. : 25—80 fms., Sta. E 11 ; 1 J, 2 adult ? 

 (1 ovig.). 



Dimensions in mm.: $, C. 1. 11-8, C. b. 10-6, Ch. 1. 17"8. Ovigerous ?, C. 1. 12, 

 C. b. 11-4, Ch. 1. 12-8. 



In the two largest specimens, measured above, the rostrum is more deeply cleft 

 than in MacGilchrist's figure, the protogastric lobule is better defined anteriorly, and 

 from it a slight furrow runs obliquely forward to the edge of the orbit. 



EXPLANATION OF PLATES 15 20. 

 Plate 15. 



Fig. 1. Cryptodromia ornata, sp. nov., </ type, x 1^. 



Fig. 2. Calappa alata, sp. nov., £ type, x l£. 



Fig. 3. Mursia spinimanus Ratlibun, var., % juv., Sta. C 2. x \\. 



Fig. 4. Oreophorus reticulatus Adams & White, £ , Sta. E 9. x 1£. 



Fig. 5. Prcebebalia eutensiva, sp. nov., </ type, x 1£. 



Fig. 6. Nursilia dentata Bell, J, Sta. F 7. x 3. 



Fig. 7. Leucosides jecusculum, sp. nov., £ type, x 2. 



Fig. 8. Leucosides angulata, sp. nov., J" type, x 2. 



Fig. 9. Caphyra Itemisphwrica, sp. nov., £ type, Coetivy. x 4. 



Fig. 10. Portunus (Achelous) granulatus (Milne Edwards), J, Funafuti, ventral view. Nat. size. 



Fig. 11. Portunus (Achelous) orbitosinus, sp. nov., J, Sta. B 23, ventral view. Nat. size. 



Fig. 12. Thalamita margaritimana, sp. nov., J" type, x 1£. 



