— 510 — 



Helleina Lamck. contin. 

 Synon. contin. 



Cochlea trochiformis (sp.) Martini. 

 Helix (sp.) Schrot. Megerle v. Muhlf. 

 Pitonellus Montf. (e synon.) 

 Ohgyra Say. Swains. 

 Olygyra Blainv. G. B. Sow. jun. 

 Ampullina Blainv. 

 Alcadia Gray. 

 Pachytoma Swains. 

 Trochatella Swains. 

 Helieina (subgenus) Swai^s. 1840. Malac. p. .3.37. 



Subgenus Helicinae. Typus: Hehcina major Gray. 

 = Alcadia Gray. 

 llelieina Wiegm. 1832. Handb. d. Zool. p. 523. (ed. 2a 1843. 

 p. 550.) 

 Etym. Helix. 



Secunda familia Pulmonatorum. Genera: Vitrina, 

 Succinea, Heb'x, Bubnius, Pupa, Clausib'a, Vertigo. 

 Macgill. 1843. MoU. Aberd. p. 43. — famiba Pul- 

 mobranchiatorum. 

 = Helicea Lamck. emend. 

 UeUeina Gray 1840 in Turton Man. ed. 2a p. 110. 



Subfamiba Hebcidarum , in qua Angliae genera 

 recensentur: Hebx , Zonites, Succinea, Bubmus, 

 Zua , Azeca , Achatina , Pupa , Vertigo , Balaea, 

 Clausiba. 

 Helieinaeea 3Ienke 1830. Syn. ed. 2a p. 39. 

 Etym. Helicina. 

 Prima famiba Coelopnoorum operculatorum. Unicum 



genus Helicina. 

 Synon. Hebcinae Feruss. Rang. 

 Helicinidae Latreille. 

 Hebcinaceae Menke olim. 

 Helieinaeeae 3Ie>ke olim 1828. Syn. p. 22. 



Altera famiba Coelopneumonatorum operculatorum. 

 = Helicinacea Menke. 



