152 ENDODONTID^ 



iQ^i ( Helix {Hclicella) pygmcea, Draparu. : Ferussac, Tabh 

 J '- syst. Li)na^o)is, Jau. ed., p. 44 (June ed., 



''^'^- [ p. 40); Hist., pi. Ixxx, f. 1. 



1821, 1 Helix {Zonites) pyyDicea : Gray, Loud. Med. Repos., xv, 

 Mar. / p. 239. 



1823. Helix Kirbii [n. sp.] : Sheppard, Trans. Linn. Soc, xiv, 

 p. 162. 



1830. Helix pygmcea, Drap. : Jeffreys, Trans. Linn. Soc, xvi, 



p. 343. 



1831. Helix pygmcea, Drap. : TuRTON, Manual, p. 61, f. 46. 

 1833. Discus pygmceus, mihi : Fitzinc4Er, Beitr. Landesk. 



Oesterr., iii, p. 99. 

 1833. Helix Kirbii, Shepp. : Jeffreys, Trans. Linn. Soc., xvi, 



p. 512. 

 1837. Helix {Eyryontphala) pygmcea, Drap. : Beck, Index 



Moll, p. 9. 

 1837. Helix [Delomphalus) pygmcea, Drap. : Charpentier, 



Neue Denkschr. Allg. Schiveiz. Gesell., i 



[no. 2], p. 12. 

 1837. Patula pygmcea, Drap. : Held, Isis, xxx, hft. 12, 



col. 916. 

 1840,'^ Zonites pygmceus, Drap. : Gray, Turton's Manual, new 

 Apr. / ed., p. 167, pi. v, f. 46. 



Post I Helix (Verticillatce) pygmcea, Drapernaud : Brown, 

 Sept. - Illust. Conch. Brit., ed. 2, p. 51, pi. xviii, 



1840.J f. 48 & 49. 



1841. Helix spirula : Villa, Dispos. syst. Conch., p. 56. 

 1841. Helix aliena, Ziegl. ined. : Pfeiffer, Symb. Hist. Helic, 



Sect. 1, p. 39. 



1844. Helix minutissima [n. sp.] : Lea, Trans. Amer. Phil. 



Soc, ix, p. 17. 



1845. Helix (Verticillatce) pycpncca, Drapernaud : Brown, 



Illust. L. & F.-W. Conch. Brit., p. 79, pi. viii, 



f. 25 & 26. 

 1847. Helix {Euryomphala) pygmcea, Dr. : Beck, Amtl. Ber. 



24. Versamm. Deutsch. Nafurf., p. 122. 

 1850. Helix (Patula) pygmcea, DrajD. : Albers, Heliceen, p. 64. 

 1852. Helix pygma^a, Draparnaud : Forbes & Hanley, Brit. 



Moll, iv, p. 83, pi. cxxi, f. 9 & 10. 



1855. Helix (Delomphalus) pygmcea, Drap. : Moquin-Tandon, 



Hist. Moll. France, ii, p. 103, pi. x, f. 2-6. 



1856. Helix (Hyalina) pygmcea, Drap. : Pfeiffer, Malak. 



Blcitt., ii, p. 124. 



1857. Helix (Delomphalus) pygmcea, Drap. : Gray, Turton's 



Manual, new ed., p. 143, pi. v, f. 46. 



1862. Helix pygmcea, Draparnaud : Jeffreys, Brit. Conch., 



i, p. 223; V, pi. xiii, f. 7. 



1863. Helix pygmcea, Draparnaud : Eeeve, L. & F.-W. Moll. 



Brit. Is., p. 86, figs. 



