B-ty of Bengal ami the Arahian Sea. V^ 



Spondijlus iinperinlis, Cliciiu. 

 Ilah. Oil" south const of Ceylon, .'U lath. 



Ptctcn Alcucki, sp. ii. 



Testa ax]uivalvis, rcquilateralis, tcnuissima, subpollucirla, rotundiita, 

 seriebus radiantibus ot concentricis, numcrosis scitmniarum miutj- 

 tartiin ornata, mediocriter convoxa, radiatim tciniitor striata; 

 aurieuhe inavjuales, aiitica valvic dcxtne infra profuude siiiuala, 

 hris (jiiaternis granosis radiata. 



Loiigit. 18 mm., alt. ll>, diam. 7. 



Hub. Station 232, of!' South India, 130 fath. 



The radiating stri;e have the a[)i)earanc(; of sliort scratches 

 and arc chaser together (hjwn the sides of the valves. The 

 scales which roughen the surface arc generally more or less 

 worn oil", their position being indicated by the crcuuluteil 

 concentric lines of growth. 



Pecten mirificus, Reeve. 



Pecten mmficita, Reeve, Couch. Icon. vol. viii. fijr. 101. 



Hah. Off south coast of Ceylon, 31 lath.; Anil) )yua 

 [lit'cvt) ; Maldive Islands (G'a/Y/i/it'r), 



Pecten nux, Reeve. 



Pecten ntuv, Reeve, Conch. Iccm, vol. viii. fig. 14;* (errata). 



Hub. Off south coast of Ceylon, in 31 fath.; jNIaldive 

 Islands {Gardiner) ; Marquesas Island {Reeve). 



Pecten speciusiis, Rccvc. 



Pecten fpeciosits, Rene, Con. Icon. vol. viii. fig. IIL'. 



Hab. Off south coast of Ceylon, 3i fath. ; Philipi)inc 

 Is) amis [Reeve). 

 One valve only. 



Junira Gard'nierl, Smith. 



Janira Gurdineri, Pniith, in Gardiner's Tnnna and fiengrnpliy of tlio 

 Mabiive and Laccadive Archipelagoes/ vul. ii. p. (iJi', \A. x\.\vi, 

 figs. L'l, 2-'. 



Hah. Oil' south coast of Ceylon, 31 fath. 



Aniu.ssiitm cadiicum, Smith. 



tni, Smitli, ' Clmllcn^rer ' Laiiul 

 1 r; .Vim. .'t Mag. Nat. Ili.st. Ibi 



Hah. Andamans, 190 fath.; off Colombo, 531 fath. 



AtiiuMtum ctidncmn, Smitli, ' Clmllcn^rer ' Laiiullibrancliiata, p. .'UK^ 

 pi. xxiii. figs. 1 1 r; .\nn. k Mag. Nat. Ili.^t. lbL»l, vol. xiv. p. 17;J. 



