7 8 Quarterly Journal of Conchology. 



The operculum of N'eriiopsis radula lately received in situ from 

 New Caleclonia has explained the nature of certain problematical 

 discoid bodies found in the lias and considered as parts of Cepha- 

 lopoda by Eudes and Eugene Deslongchamps, and as Bractiiopoda 

 by Quenstedt. M. Crosse points out the analogy between the 

 operculum of Neritopsis and that of Nerita. 



Pp. 66-81 contain palKontological articles, a summary of 

 which will be given by the Recorder in the Record of Geological 

 Literature. 



Deshaves, G. p. — Observations sur les animaux de deux 

 Nayades exotiques (Observations on the animals of two exotic 

 Naiadce), pp. 81-85. 



An Anodon sent by Dr. Julien from Cochinchina, was found 

 still living after having been wrapped up in paper for eight months 

 during the voyage to France. 



The animal of a specimen of Hyria coutorta from China was 

 found fo have the lobes of the mantle separated along all the cir- 

 cumference and to possess all the other characters of Unio or Ano- 

 don, differing completely from the Hyria avicularis of the Amazons. 



Pp. 86-100 contain Bibliography and Obituary. 



The early publication of a general and systematic index to 

 Vols, i-xx of the Journal is announced. — C P. G. 



DESCRIPTIONS OF FIVE NEW SPECIES OF SHELLS. 



By G. B. SowERBY, Junr. 



(From the Proceedings of the Zoological Society of London, 

 November j, i8y4-) 



T. Tkiton (Epidromus) co:mptus, sp. nov. Plate LXXII 

 figs. 5> 5^^-) 



T. testa oHongo-turrita, rvfofusca, casta neo maculata, vn digue 



creberriniedecussate lirata, liris exiniie granulosis, interstitiis 



transversim striatis; anfractibus rotundatis, maculis angusiis 



oblongis transversim halleatis ; varicibus paucis, rotundatis, 



castaneo grandiniaculatis ; apcrtura subexpansa,labio externo 



reflexo, Iccvi, ad marginem lineis castanets ininutis nctatis ; 



lamina columellari hrvi, pellucida, polita : canali brevissimo 



recumo ; long, s 4- lat. 20; apert. long. 20, lot. 10, mill. 



Shell of the usual general form of an Epidromus (Klein) as 



separated from the genus Triton (Lamarck), of a reddish-brown 



color, blotched and spotted wiih dark chesnut-brown, closely and 



exquisitely cancellated and granulated; whorls rounded, belted with 



