PKESTWTCH CKAG-BEDS OF SUTFOLK: AND NORFOLK. 



143 



GrASTROPODA (continued). 



II. 



Names of Species. 



in. 



Critical remarks 

 and synonyms. 



IV. 



Zones 



of 

 depth, 



V. 



Greographical 

 distribution. 



VI. 



Localities 

 in the 



Coralline 

 Crag. 



VII. 



Belgian. 

 Crags. 



^•2 ? 5 



£0.2, 



VIII. 

 Italy. 



Monte 

 Mario. 



79 



Cerithium perpul 

 chrum. 



trilineatum . 



tuberculare . 



tChemnitzia costaria 



t curvicostata . . 



densecostata .. 



elegantissima 



filosa 



t internodula . . 



t nitidissima (?) 



rufa 



similis .. 



unica(?) 



t varicula 



Chiton fascicularis(?) 



Rissoi (?) .... 



t strigillatus . 



Glavatula brachy- 



stoma. 

 cancellata .... 



castanea (?) 



t concinnata 



costata(?) .. 



laevigata (?) 



linearis 



mitrula 



- perjpulchra. 

 • PhUberti . 



Columbella sulcata 



CyjircBa affinis 



avellana 



europffia 



retusa 



tDefrancia hystrix, 



Bellardi. 

 Emarginula crassa. . . 

 t elongata, Costa 



— fissiira 



t rosea 



Erato Ifevis 



Maugerise 



fEulima glabella . . . 



— polita 



G. Cerithiopsis 



Gr. Odostomia 



O. indistincta, Mont. 



0. rufa, Ph., var. ... 



O. lactea, L 



Gr. Odostomia 



lie. Corbis, Conti... 



Not O. nitidissima, 

 Mont., but allied 

 to O. acicula. 



A doubtful identi- 

 fication. 



0. filosa, var 



Not Cioniscus uni 

 cus, Mont. 



Gr. Cerithium 



C. cinereus, L 



C. Hanleyi, Bean .. 

 Pleurotoma concin 



nata, var. 

 Defrancia reticulata, 

 Eenier, var. f ormosa 



D. linearis, var... 

 P. decussata. Ph. 

 Gr. Pleurotoma .. 



{not 



Gr. Defrancia .. 

 P. cost at a, var. 



P. mitrula). 

 D. linearis, var. 



cequalis. 

 Defrancia purpurea, 



Mont., var 



G. avellana, var. 



G. Marginella ... 

 ^E. Stalioi, Brusina 



G 

 Lt-D 



C 

 Lt-D 



Lt^C 



C-D 

 D 



L-D 



D 



Lt^D 

 Lt-D 

 C-D 



L-D 



C-D 

 Lt-D 



Lt-C 

 L-D 



Lt-D 



Lt-D 

 C-D 



Lt^D 



C 

 Lt-D 

 L-D 

 L-D 



C 

 C-D 

 L-D 



M 



BSMWAt 



M 

 BSMWAt 



B S M W At 



M W 

 M 



B S M W At 



W 



B S M W At 



B S AM W 



BSM 



BSMW 



MW 



BSMW 



B M W At 



B S M W At 



B S M W At 



BSMW 



■■■'m'" 



BS W 



M 



BSMWAt 



BMW 



BMW 



West Indies 



M W 



BSMW 



G 



SGo 

 SGo 



S 



s 



s 

 SGo 



S 



s 

 s 



«Go 



s go 

 GS Go 



SGo 



S? 



s 



sgo 

 sgo 



S 



S 

 s 

 S 

 SB Go 

 SGo 

 S 



SEGo 



S 

 SB Go 



S 

 SGo 

 SGo 



S 

 S 



