PALEOZOIC. 



CONCHIFEEA. 



CAMBRIAN AND SII.UJBIAN. 



CAMBEIAN. lOWBB SII. UPPEB SIlTJEIAir. 



SPECIES. 



Area 



— mitruncata ,,, Fortl 



— transversa Portl 



? kVICVLTDM. 



Cardiola Srodcrip, 1839 



— ■ fibrosa Sow 



— interrupta Brod 



— semirugata Fortl, 



— striata Soto. 



Cardifim lAnn. 1 758- • 



— striatum Sow 



'NVOVI.lBM. 



Cleidophorus Sail, 1847 



Cuoullella... M'Coy (part^iSe,! 



f Pleurophorus King, 1848 



.... Salt 



— ovaKs M'Coy 



— planulatus Conrad 



NirctrHD^. 



Ctenodonta Salter, 1851 



Nuculana LinTc, 1807.,. 



Nueida (part) i , ,, 



'f Authors 



Area {fart) ...i 



Leda Sehum. lii'] 



Folyodonta Megerle 



Tellinomya {part) Mall 



Isoarca {part),., Milnster, 18^ 



Peetunculus {part) Authors.., 



— ambigua Fortl 



D'Ori. 



— Bertrandl Fouaidt , 



Cambrensis SieTcs . 



deltoidea PMll. . 



dissimilis Fortl,, 



Eastnori Sow, , 



Qoldf.. 



imbrioata Fortl,, 



REFERENCES. 



Vide Ctenodonta transversa. 

 Vide Ctenodonta trapsvprsa. 



SIPHONIDA (iNTEGEOPALLIALIa). 



Sil. Syst. t. 8, f. 4; ib. Siluria, 4 ed. t. 23, f.ii. 



Sil. Syst. p. 617, t. 8, f. 5. Cardiwm oortmeopice, Goldf. 

 vol. ii, p. 216, 1. 143, f. I; Silnriaj 4 ed. t. 23, f.12. 



MytiVus, Geol. Rept. p. 430, t. 25 k, f. 7. 



Cardium, Sil. Syst. t. 6, f. 2. Amiom/cAia, M'Coy, Brit. 

 Pal. Foss. p. 264. Cardiola, Siluria, 4 ed. t. 23, f. 13. 



Vide Cardiola. 



SIPHONIDA (mTEGEOPAlLIALIA). 



Q. J. Geol. Soc. vol. xx, p. 298, 1. 16, f . 6 (derived Budleigh 

 pebbles). 



Brit. Pal. Foss. p. 273, 1. 1 K, f. 7, 8. 



Nuculites, fide Hall, Pal. New York, vol. i, t. 82, f. 9. 

 Cleidopbonis, M'Coy, Brit. Pal, Foss. p. 273, t. iK, f. 9. 



SIPHONIDA (iNTEGROPALLIALIA). 



Peetunculus, Geol. Rept. p. 430, t. 34, f. 11. ? F,Apjohnm, 

 id. ib. p. 429, t. 34, f. 8. 



Niieiila, Prod. p. 33, feage I, No. 104. N,ovalis, Sow. Sil. 

 Syst. t. 5, f . 8, p. 609. Ctenod. angllca, Silnria, 4 ed. 

 t. 23, f. 10. 



Nnciila, Bull. Soc. Gdol. Prance, 2 ser. vol. iv, p. 322. Cteno- 

 donta, Salt. Q. J. Geol. Soc. vol. xx, p. 301, 1. 15, f. 8. 

 (Budleigh pebbles.) 



Q. J. Geol. Soc. vol. xxix, p. 47, t. 5, f . 8, 9. 



Nucula, Mem. Geol. Sui-v. vol. ii, pt. i, p. 366, t- 22, f. 5. 



Area, Geol. Rept. p. 428, t. 34, f. 5. 



Area, Sil. Syst. t. 20, f. i a; ib. Portl. Geol. Rept. p. 427, 

 t. 34> f. 3- Ctenodonta, Siluria, 1. 10, f . 9. 



Nucula, Petref . Germ. vol. ii, p. 1 50, t. 1 24, f . 3 ; ib. M'Coy, 

 Sil. Foss. Irel. p. 18. 



Nucula (var. of N. acuta), Geol. Rept. p. 430, t. 34, f. 10. 



102 



