1530 Spiralina — Paraspira Pars 22 
Spiralina vortex (Linné). 
C1758 Helix vortex, Linné, Systema Naturae ed. X, p. 772.) 
1886 Planorbis vortex, Lorié, (86a) Archives du Musée Teyler. Sér. 
2, vol. II, p. 209, 931. 
Vorkommen: O.Pliocán, Astien (-Diluv.): Gorkum Y 120 m 
(Niederlande). 
Genus Paraspira Dall 1905.59?) 
Genotyp: Paraspira rotundata (Poiret). 
Syn. Planorbis Agassiz, 18379? (part!). 
Spirorbis Swainson, 1840) (non Daudin, 1800!). 
Gyrorbis Mórch, 186499) (non Fitzinger, 1833!). 
Anisus Fitzinger, 183799) (non Studer, 1890!). 

Subgenus Paraspira Dall 1905.56?) 
Paraspira (Paraspira) angulata (Clessin). 
*1877 Planorbis (Gyrorbis) angulatus, Clessin, (77a) Correspondenzbl. 
d. zool.-min. Ver. zu Regensburg 1877, p. 40. 
1885  Planorbis (Gyrorbis) angulatus, Clessin, (85b) Malakozool. Blüt- 
ter. N.-F. VIE m or dn VIR Dn 
1894  Planorbis (Gyrorbis) angulatus, Clessin, (94a) Bericht d. natur- 
wiss. Ver. zu Regensburg IV, (1892/93), p. 35. 
1901  Planorbis (Gyrorbis) angulatus, Schlosser, (01a) Zur Koenntn. 
d. Sáugetierfauna d. bóhm. Braunkohlenform. p.97. 
1912  Planorbis (Gyrorbis) angulatus, Clessin, (12a) Ber. d. natur- 
wiss. Ver, zu Regensburg XIII, (1910/11), p. 113. 
Vorkommen : 0. Miocün, Tortonien: Braunkohlenton: U n- 
dorf b. Regensburg. 
? Paraspira (Paraspira) cirrus (White). 
*1879 Planorbis cirrus, White, (79a) 11th Annual Report U. S. Geol. 
and Geogr. Survey of the Territories for 1877, p. 251. 
1883 Planorbis cirratus, White, (83a) Report U. S. (eol. Survey III, 
1882, p. 448, tab. XXIX, fig. 7. 
1883 Planorbis cirratus. White, (88b) 12th Annual Report U. S. Geol. 
and Geogr. Survey of the Territories for 1878, p. 44, tab. XIX, 
fig. 5a—c. 
1885  Plànorbis cirratus. Marcou, (85a) Proc. U. S. Nat. Mus. VIII, 
Dus 
1895  Planorbis cirratus, White, (95a) Bull. U. S. Geol. Survey, No. 
128, p. 80. 
1905  Planorbis cirratus, Schuchert, (05a) Bull. U. S. Nat. Mus. No. 
99, Ll, p. 519. 
1906  Planorbis cirratus, Cockerell, (06a) The Nautilus AUXs p-401—. 

777) Alaska XIII Land and Fresh Water Mollusk. p. 82. 
73) In Charpentier, Fauna helvetica Qm ois 
9955 A treatise on Malacology; or, the natural classification of Shells 
and Shell Fish., p. 337. 
*0) Vidensk, Meddel. Kjób. f. 1863, p. 313. 
$9*) Systematisches Verzeichnis der im Erzherzogthum Oesterreich 
vorkommenden Weichthiere, als Prodrom ociner Fauna derselben, p. 111. 

