226 HELIX. 
VOOR eae Pareles Authority—Synonyms—Locality. 
7 HEicELia Helix Wood for H. planata, Fér. pl. 30, f. 2. 
scollop-edged —H. p. Pf. iii. 137.—H. callio- 
stoma, Adams, Voy. Samar. 
NV. Africa. 
8 ZONULA — Wood, for H. vittata, var. Fér. pl. 26, 
small-girdled f. 6 Ceylon. 
9 PATULA Succinea ee p. Brug.—Z. p. Fér. pl. 11. 
open-mouthed * —S. cucullata, Lam.—Sow. G.—S. 
p. Pi. m. 21. Guadaloupe. 
10 FORMOSA Helix 4H. mirabilis, Fér. pl. 31, f. 4, 5, 6.— 
delicate red- Pf. i. 220.—H. galactites, Desh. ed. 
striated Lam.—H. f. Wood.—H. decipiens, 
Reeve, C. 8. pl. 163, f. 3. 
Philippines. 
11 TRIDENTATAT — Say, Nich. Enc.—Gould, Mas. 1738, f. 
three-toothed 115, Pf. i. 412. N. America. 
12 aneuLatTat Planorbis P. bicarinatus, Say, Am. C.—Gould, 
sharp-angled Mas. 208, f. 1384.—H. a. Rack. T. 
Lex. plabsf., 2, N. America. 
18 suspcartnaTa Paludina P. dissimilis, Say, Nichols. Ene. ed. 
slightly keeled 1819.—Dekay, 86.—H. s. Wood, I. 
ous WV. America, 
14 sepremvotvat Helix Fer. pl. 51, f. 6.—After H. cereolus, 
seven-whirled Muhl.—Pf. i. 408.— H. planorbula, 
Lam.— H. polygyrata, Binney. 
Florida. 
15 monopont — Rack. T. L. xiiii—Gould, Mas. f. 118. 
single-toothed —H. fraterna, Say.— H. convexa, 
Pf. (as of Rafin.) i. 420. 
NN. America. 
16 FRATERNAL — Wood, not Say.—H. hirsuta, Say.— 
brown five- Gould, Mas. f. 116.—Pf. i. 421. 
whirled N. America. 
17 pecrsat Paludina P. subcarinata, Say, Nichols. Enc. ed. 
tawny Dela- 1819, Am, Con. pl. 1, f. 7.—Dekay, 
ware 87.—H. d. Wood, I. 'T. 
N. America. 
18 DISsIMILIsf —. PP. decisa, Say, Nichols. Enc. ed. 1819, 
dissimilar Am. Con. pl. 2, f. 6.—Gould Mas. 
227.—H. dis. Wood, I. T.—P. dis- 
scisa, Dekay, 84, f. 181. 
N. America. 
19 viraingat Melania JL. Virginica, Say. Am. C. pl. 47, f. 2. 
beak-mouthed —WM. fasciata, Menke Syn. 136. 
N. America. 
