PKOSOBKANCHIATA. VlVIPAKIDiE. 225 



Family VIVIPARID^, H. & A. Adams. 



Genus VIVIPARUS, Montfort, 1810. 



Conch. Syst. 1810, vol. 2. p. 246. 



Viripara, i. Sowerby, 181;{. 

 Mineral Conchology, 1813, vol. 1. p. 75. 



Pahtdina, Lamarck, 1822. 

 Hist. Nat. Anim. sans Vert. 1822, vol. 0. part 2, p. 172. 



Viviparus angulosus, J. Sowerby, 1817. 



riiasianella an(/idosa. 

 Phasianella orbicularis. 

 Mineral Conchology, 1817, pi. 176. figs. 1, 2. (Sowerby Coll.) 



Paludina angulosa. 

 Mineral Conchology, " Systematical Index," 1835, p. 246. 



Horizons and Localities. 

 Oligocene. — Bembridffe Beds. Bembridge ; Sconce : Shalcombe. — Headon 

 Beds. Headon HiU ; Colwell Bay. 



Vivipams distingnendus ?, Deshayes, 1862. 



Pahtdina distiw/uenda. 



Desc. Anim. sans Vert. 1862, vol. ii. pi. xxxii. iigs. 27-29, p. 486. 



Horizon and Locality. 



Oligocene. — Bembridge Beds. Sconce. 



Viviparus lentus, Solander, 1766. 



Helix lenta. 

 Brander's ' Foss. Hant.' 1766, pi. iv. fig. 60, p. 3U. (Brander Coll.) 



Vivipara lenta. 

 Vivipara concinna. 

 Mineral Conchology, 1813, pi. 31. %8. 3, 4. (Sowerby Coll.) 



Paludina lenta. 



Coq. Foss. Paris, 1825, vol. ii. pi. xv. figs. 5, 6, p. 128. 



Paludina obsoleta. 

 Paludina media. 

 Paludina rotundata. 



Geol. Norfolk, 18.33, pi. iii. figs. 4-7, p. 44. 



Paludina knta, var. B. 

 Quart. Journ. Geol. Soc. 1854, vol. x. pi. ii. fig. 23, p. 160. (Prestwich 

 Coll.) 



Paludina lenta. 

 Desc. .\nini. sans Vert. 1862, vol. ii. p. 483. 



Horizons and Localities. 



Oligocene. — Hempstead Beds. Hempstead. — Bembridge Beds. Sconce ; 

 Kyde ; Whitecliff Bw. — Headon Beds. Headon Hill ; Hordwell ; 

 Brockenhurst ; top of Barton Chff. 

 Lower Eocene.- - Woulwiclt Beds. Peckham ; New Cross. 



d 



