68 PLANORBID^ 



Sub-gen : Spiralina (Hartmann MS.), Martens. 

 Etyni. : — Lat. diinin. of spira (Gr. a-n-eipa), a coil. 

 Type : — Helix vortex, Linnaeus. (Selected by W. A. Lind- 

 holm in 1922.) 



1837. Planorhis, Ag. (Msc.) [pars] : Charpentier, Neue 

 Denkschr. Allg. Schweiz. Gesell., i [no. 2], 

 p. 21. 



1840,1 Spirorbis : Swainson, Treat. Malac, p. 337. [Noii 



May./ Daudin, 18U0 (Vermes).] 



1840. Spiralina : Hartmann, Ercl- (& Siissiv.-Gasterop., 

 " Syst. Uebersicht." [Nom. mid.] [Teste 

 Von Martens, Biol. Centr.-Amer., " Land & 

 Freshwater Moll," p. 395, note.] 



1847. Anism, Fitz. : Gray, Proc. Zool. Soc. Loud., 1847, 

 p. 180. [Non Fitzinger, nee Studer.] 



1850. Spirodiscus [pars] : Stein, Lebend. Sehneck. cfe 

 Musch. Berlins, p. 73. 



1850. Tropidiscus [pars] : Stein, o. c, p. 76. 



1855. Onialodiscus [pars] : Benson, Journ. Asiat. Soc. 



Bcnrj., xxiv, p. 127. 



1856. Gyrorbis [pars] : Moquin-Tandon, Hist. Moll. 



France, ii, p. 428. [Misattributed to Agassiz 

 in Charpentier, an error in which he was 

 followed by Westerlund, 1885.] [Non Fit- 

 zinger, 1833.] 



1864. Gyrorbis (Moq. p. p.) : MoRCH, Vidensk. Meddel. 

 Natiirk. Foren. Kjobenhavn, 1863 (1864), 

 p. 313. 



1897. Diplodiscus : Westerlund, Acta Soc. Fauna <& 

 Flora Fennica, xiii, p. 115. [Non Diesing, 

 1850 (Vermes).] 



1899. Spiralina, Hartmann : Martens, Biol. Cent.-Amer., 

 " Land & Freshwater Moll," p. 395. 



1909. Wuestia : Honigmann, Zeitsehr. f. Naturw., Ixxxi, 

 p. 296. 



Sub-gen. : Bathyomphalus (Agassiz MS.), Charpentier. 

 Etym. : — Gr. (ia6v<; -\- oix(f}aX<k, deeply umbilicated. 

 Type : — -Helix contorta, Liune. 



1837. Bathyomphalus, Ag. (Msc.) : Charpentier, Neue 

 Denkschr. Allg. Schveiz. Gesell., i, [no. 2], 

 p. 20. 



1847. Polyyyrus, Beck : Gray, Proc. Zool. Soc. Loud., 

 1847, p. 181. [Beck did not use this name : 

 he placed the species in his section Polygyrini 

 of Planorbis.] 



1850. Discoidina : Stein, Lebend. Sehneck. & Musch. 

 Berlins, p. 82. 



