Mr. A. Bell on the Crag-Fauna. 353 



ECHINODERMATA. 



Echinus sj^Jicera? ^Mx\\\. {\AsXqs o\\\j) . C. C. Sutton. I have 

 little doiiLt of the identity of the fossil and recent forms, 

 the only difference being in the size of the tubercles. 



Echinus Woodwardii^ Desor. K. C. Walton-Naze. 



Echinocyamus pusilluSj^lnW. Chil. ser. Aldeby. 



SjJatangus regina^ Gray. II. C. Sutton. 



Temnechinus excavatus^ S. Wood. R. C Waldringfield and 

 Foxhall. 



Annelida. 



Serpula triquetra^ Lam. C. C. Sutton. 

 verniicularis{xow^\\Ysx.). C.C. Sutton. R.C.Walton- 

 Naze. 



-, Ellis (smooth var.). Chil. ser. Sudbourn. 



'^ Sabellaria conchihga? ^ Pallas. R. C. Shottisham Creek. 

 *Spiroi'hts nautiloideSj Lam. C. C. Sutton. 

 Ditrivpa gaduSy Mont. C. & R. C. 



MOLLUSCA. 



(Freshwater.) 



CorhicidaJfuni{naIis,Mi\\\. R. C. Waldringfield. 

 FaIudina2Mrilis,S.W. R. C. Waldringfield. Figured by 



A. Kiinth (Zeitschr. d. deutsch. g. G. Berlin, 1865) as P. 



diluviana. Loc. Tempelhof, near Berlin. 

 Limnoia palustris,^lv\\. R. C. Butley. 

 truncatulus, Miill. R. C. Butley. 



(Marine.) 



CONCHIFERA. 



*Pecten septemradiatus, Miill. R. C. Foxhall. 

 *Li7na squamosa, Lam. Encycl. Method, t, 206. f. 4. C. C. 

 Gedgrave. 



exili's, Wood, =L. inflata, Lam. 



Pinna rudis, L. R. C Walton-Naze. 

 *Pectmiculus insubricus, Broc. Conch, foss. Subap. t. IL f. 10, 

 C. C. Orford, Sutton. 



* 2)ilosus, }iorn. R. C. Waldringfield. 



Limopsis aurita, Broc. R. C. Waldringfield. 



pygincaa, Phil. Li Sept. 1870 I catalogued this species 



in the Ann. & Mag. Nat. Hist, from Walton-Naze. I have 

 since seen it from Waldringfield and Felixstow. 

 ^Nucula nnclens, var. radiata, Hanley. R. C, Waldringfield. 

 *iV. [Acila) Lyallii, Baird, Proc. Zool. Soc. Feb. 1863. The 

 only specimen I have found is, unfortunately, imperfect in 

 the hinge ; but the size, form, and peculiarity of sculpture 



