BY W. L. MAY. 57 
510—tasmanica Ten.-Woods, Valvata, op. cit. for 1875, 
p- 82 (attached) ; Petterd, op. cit. for 1888, p. 75, 
pl.1, f. 11; May, op. cit... pe Giijand\ p..173;) pl. 
12a aU. A 
Family TRUNCATELLIDA. 
ACMEA, Hartmann, Neue Alpina, i., 1821, p. 204.9 
511—marginata Kiister, Truncatella, Conch. Cab., p. 12, 
f. 24-25; Cox, Mon. Austr. Land Shells, 1868, 
p: JA ple lost 8 ab: 
512—-scalarina Cox, Truncatella, op. cit., p. 93, pl. 15, 
f. 10; = T. tasmanica Ten.-Woods, Proc. Roy. 
Soc. Tasm. for 1875 (1876), p. 143, = Turbonilla 
tasmanica Ten.-Woods, op. cit., p. 145. 
COXIEHLLA, E. A. Smith, Proc. Malac. Soc., 1898, p. 75; 
= Blandfordia Cox, 1867 (non Adams. 1863). 
513—badgerensis Johnston, Pomatiopsis, Proc. Roy. Soc. 
Tasm. for 1878, p. 26; = B. striatula Cox, op. 
Gibi. Ppre 9D... plat Lb, at. NS (mon Menke); >= €: 
confusa Smith, op. cit., p. 76. 
Family HIPPONICIDA. 
HIPPONIX, Defrance, Bull. Soc. Philom., 1819, p, 8. 
514—conicus Schumacher, Amalthea, Essai, 1817, p. 81, 
pl. 21, f. 4; = H. australis Quoy and Gaim., 
Zool. Astrolabe, iii., 1835, p. 434, pl. 72, f. 23-24. 
515—foliacea Quoy and Gaim., op. cit., p. 434, pl. 72, 
£./41-45: 
Family CALYPTRAIDA. 
SIGAPATELLA, Lesson, Zool. Coquille, ii , 1830, p. 389. 
516—calyptreformis Lamarck, Trochus, An. s. vert., vli., 
1822, p. 12; = Crepidula tomentosa Quoy and 
Gaim., Zool. Astrolabe, iii., 1835, p. 419, pl. 72, 
f. 1-5;.Hedley, P.L.S.N.S.W., xxxviii., 1913, p. 
288. 
517—hedleyi Smith, Terra Nova Exped Zool., i1., 1915, 
p. 84, pl. 1, f. 23-25. 
CREPIDULA, Lamarck, Mem. Soc. N.H., Paris, 1799, p. 
piefitsy 
518—immersa Angas, Proc. Zool. Soc., 1865, p. 57, pl. 2, 
f. 12. 
