| Peristome | simple, thin and continuous | simple, thin and continuous | simple and slightly thickened | simple, sharp, slightly expanded, margins separate | simple, curve, within grooved, thick, whitish | thin, non- continuous, margins joined, right margin straight, sharp, columellar margin reflexed | thin, sharp, non-continuous | simple, slightly receding in front, provided with somewhat thickened inner margin | thin, non- continuous | thin, parietal margin callous, inside straight, narrow | uniformly curved, angled at posterior (or upper) side, very slightly arched, slightly expanded above, below constricted |
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| Operculum | oval, calcareous, multispiral with growth lines | unknown | paucispiral, has calcareous peg emerged from inner surface | unknown | testaceous, thin, transparent, broadly semilunar, with eccentric nucleus, covered externally with wrinkled growth-striae | thin, horny, transparent, paucispiral, with a basal nucleus | unknown | testaceous,, thin, almost transparent, paucispiral | unknown | unknown | unknown |
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| Habitat | moss, at cave entrance | soil-leaf litter near waterfall | wet walls of inside cave | on mossy tree trunks | – | adhering to stones | – | – | – | near caves | near caves |
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| Distribution | Krem Puri, Meghalaya, India | Sadu Chiru waterfalls, Manipur, India | Mawsmai cave, Meghalaya, India | Cherra Poonjee (present Cherrapunjee), Khasi hills, Meghalaya, India; Tuipui, Champhai district, Mizoram, India (Present study) | Damotha, near Moulmein, Myanmar | Phie Than, Tenasserim, Myanmar | Thyet-Mio, Myanmar | Ataran River Valley, near Moulmein, Myanmar | Ava, Myanmar | Near Moulmein in Farm Caves, Myanmar | Farm Caves, near Moulmein, Myanmar |
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