ASTARTE. 113 



d'Orbigny.^ J. acuta, Reuss,- is another allied form, Ijut possesses fewer ribs than 

 A. formosa. See also A. suhcostata (p. 109). 



Ti/pe. — From Blackdown, in the Bristol Museum. 



Disfribatio)i. — Upper Greensand (zone of Schlocnhaclila rodraia) of Blackdown 

 and Haldon. 



AsTAETE IMPOLITA, Soiccvhij, I80G. Plate XV, fig. 1-1. 



1836. AsTARTE IMPOLITA, /. cle C. Sowerhij. Trans. Gool. Soc, ser. 2, vol. iv, 



pp. 239, 341, pi. xvi, fig. 18. 

 1854. — — /. Morris. Cat. Brit. Foss., ed. 2, p. 187. 



The only example of this which I have seen is the type specimen from the 

 Greensand of Blackdown.^ Both valves are present, but the parts near the umbo 

 and lunula are missing. The specimen is in the Bristol Museum. 



Sub-genus — Eriphyla, W. M. Gabh, 1864. 



(' Geol. Surv. California, Palscout.,' vol. i, p. 18U. Stoliczka, ' Palajout. ludica, Cret. Fauua, S. India,' 



vol. iii, 1870, p. 156.) 



AsTARTE (Eriphyla) obovata, Sunrrbi/, 1822. Plate XV, figs. 15-18. I'late XVI, 



figs. 1-3. 



1822. AsTARTE OBOVATA, /. (le C. Soiverby. Min. Couch., vol. iv, p. 73, pi. cccliii. 



1842. — — F. Rimer. De Astartaruin Genere, p. 22. 



184.0. — — E. Forbes. Quart. Journ. Gool. Soc, vol. i, p. 241. 



1850. CoKBis OBOVATA, ^1. (VOrhignij. Prodr. de Pal., vol. ii, p. 78. 



1852. AsTARTE Bkunneei, F. J. Piciet and W. Rotu. Moll. Foss. Grts verts de 



Geneve, p. 435, pi. xxxii, fig. 3. 

 — — GURGiTis, Piciet and Roux. lljid., p. 436, pi. xxxiii, fig. 1. 



1854. — OBOVATA, J. Morris. Cat. Brit. Foss., ed. 2, p. 187. 



1857. — — F.J.PictetamlE.Eeiievier. Foss. Terr. Aptieu (Miitt'r. 



Pal. Suisse, ser. 1), p. 86, pi. xi, fig. 1. 



> ' Prodr. de Pal.,' vol. ii (1850), p. 77. 



= ' Die Versteiu. der bolini. Kreideionnat.,' pt. 2 (1846). [>. 3, pi. xxxiii. fig. 17; ]<]. xxxvii, fig. 14; 

 NGtling, 'Die Fauna d. baltisch. Cenomau.' (Paloeont. Abhandl., vol. ii, 1885), p. 28. \<\. v, fig. 1. 

 According to Niitliiig, A. jilauoisis, Geiuitz, is a svnouyni of A. acuta. 



' Astarle miiltistriata was also described bv J. de C. Sowerbv from Blackdowu, but I liave not 

 seen any example of it. See 'Trans. Geol. Soc.,' ser. 2, vol. iv. ]ip. '240, 341, I'l. xvi, fig. 17 ; Morns, 

 'Cat. Brit. Foss.,' ed. 2 (1854), p. 187. 



1.') 



