112 
Sect. 14. Triodopsis. 
Triodopsis Rafinesque 1819. Journ. 
Phys. vol. 88. p. 425: nov. g. 
Molluseorum terrestrium. (clausum.) 
— Albers 1860. Helic. ed. Mart. p. 97: 
sectio Helicis. 
—  Binney & Bland 1869. Amer. 
landsh. p. 123: subgenus Helicis. 
— Par. Kreglinger 1870. Verzeichn. 
p. 65. 
— Kobelt 1871. Catal. p. 9: sectio 
Anchistomae. 
Tridopsis Beck 1837. Ind. p. 22: 
sectio "Tridopsidis. (pt.) 
— Moóorch 1865. Journ. Conch. XIII. 
p. 387: genus Odontognatorum. 
Xolotrema ,Rafin.* 'Tryon 1867. 
Amer. journ. coüch., IIL. p. 39: 
genus Mesodontinarum. 
Subsect. 1. Isognomostoma. 
Isognostoma Fitzinger 1833. Ver- 
zeichn. p. 97: genus Helicoideorum. 
— PBeck-1837. Ind. p. 92: -secho 
'Tridopsidis. 
— Sftrobel 1850. Malac. Ungh. p. 11: 
sectio Helicis. — Par. Pfr. 1855. 
Vers. p. 135. 
— '[Tryon 1867. Amer. journ. conch. 
III. p. 89: genus Mesodontinarum. 
Xolotrema Rafinesque 1819. Journ. 
Phys. vol 88; 1831. En. and aec. 
p. 3: novum genus Molluscorum 
terrestrium. (pt.) 
Heliecodonta Moquin-Tandon 1855. 
Moll. France p. 118: sectio Helicis. 
Species. 
3426. inflecta Say. I. 420 (clausa 
Fér.) IV. 319. — Chemn. t. 64. 
f. 25. 26. — Status Uniti. 
(Triodopsis clausa Raf.; Tridopsis 
clausa et inflecta Beck: Gonos- 
toma clausum Held; Polygyra 
inflecta M. E. Gray; Anchistoma 
clausum Ad. ; Helix inflexa Mart.; 
Isognomostoma inflecta Tryon.) 
3427. Rugeli Shuttl. III. 268. — 
Amer. journ. coneh. III. t. 9. f. 8. 
Tennessee, Carolina borealis. 
(Anchistoma Rugeli Ad.; Isogno- 
mostohna Rugeli Tryon.) 
3498. personata Lam. I. 419. — 
Rossm. I. f. 18. — Europa media. 
(Helix isognomostomus Gmel. pt.; 
Strenotrema —  Triodopsis. 
Isognomostoma personatum Fitz. 
Anchistoma — personatum — Ad.; 
'Tridopsis personata Morch.) 
3429. subpersonata Middend. III. 
649. — Midd. Reise Sibir. II. t. 30. 
f. 27—29. — Rossia asiat. (Montes 
Stanowoi haud procul a mari 
Ochotico.) 
Subsect. 2. Triodopsis. 
Triodopsis 'Tryon 1867. Amer. 
journ. conch. III. p. 35: genus Me- 
sodontinarum. 
Ulostoma (Alb. 1850. pt.) Pfr. 1855. 
Vers. p. 135: sectio Helicis. 
Species. 
3368. tridentata Say. I. 412. — 
Chemn. t 10. f. 7. 8. — Status 
Uniti orient. 
(Tridopsis lunula Raf. [teste Fér.], 
tridentata Beck; Polygyra tri- 
dentata M. E. Gray; Anchistoma 
tridentatum Ad.; Triodopsis tri- 
dentata Tryon.) 
3369. fallax Say. I. 412. — Chemn. 
t. 64. f. 7—9. — A Canada ad 
Florida et Texas. 
(Anchistoma fallax Ad.; "Trio- 
dopsis fallax Tryon.) 
3370. Hopetonensis Shuttl. IIL 
263. — Chemm. t& 148, PD Qi AAA 
— Georgia, Florida. 
Anchistoma Hopetonense Ad.; Tri- 
dopsis Hopetonensis Tryon.) 
3374. Yucatanea Mor. III. 263. — 
Crs. & Fisch. Moll. terr. Mex. t. 12. 
f. 14. — Yucatan. 
(Anchistoma yucataneum Ad.; Tri- 
odopsis Yucatanea Tryon.) 
3375. vultuosa Gould. III. 263. — 
Chemn. t. 127. f. 10—12. — Ar- 
kansas, Texas. 
(Anehistoma vultuosum Ad.; Trio- 
dopsis vultuosa Tryon.) 
3376. introferens Bland. V. 420. 
— Ann. Lyc. N. York VII. t. 4. 
f. 3. 4. — Amer. journ. conch. III. 
t. 9. f. 5. — Carolina septéntrion. 
(Triodopsis introferens Tryon.) 
3388. loricata Gould. I. 416. — 
Amer. journ. conch. III. t. 9. f. 16. 
19. — California. 
(Helix Lecontii Lea [III. 265]. — 
Anchistoma lorieatum et Lecontii 
Ad.: Triodopsis lorieata Tryon). 
