Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Tornatellides chathamensis
Shell small, with a blunt apex and six rounded whorls; suture very distinct; horn-colored; surface polished, delicately marked with lines of growth; base rounded, relatively rather widely umbilicated; aperture with the margin hardly thickened, rounded in front and at the suture; pillar broad, thin; body with a single elevated, thin, sharp lamina, extending spirally inward from a point a little behind the peristome and nearly equidistant from the inner and outer lips; 3.0 × 1.6 mm (Dall, 1896; Pilsbry 1915).
Domain
Eukaryota
Kingdom
Animalia
Phylum
Mollusca
Class
Gastropoda
Order
Stylommatophora
Superfamily
Achatinoidea
Family
Achatinellidae
Genus
Tornatellides
Species
chathamensis
Taxon category: Accepted
Syn.: Tornatellina chathamensis (Dall, 1892); Syn.: Leptinaria chathamensis; Bulimulus (Pelecostoma) cymatoferus fide Dall 1896
Origin: Endemic
Map of specimen collection localities or observation records for this species in our collections database.
Distribution: Fernandina, Floreana, Isabela, Pinzón, San Cristóbal and Santa Cruz Islands. On the fronds of ferns (Dall & Ochs ner 1928). Records in CDF collection: Floreana, Isabela, Pinta, San Cristóbal and Santa Cruz Islands. In areas of agriculture of Floreana, San Cristóbal and Santa Cruz; in Sierra Negra/Pampa and Cerro Pajas (Scalesia zone and crater) (Floreana), and in Miconia zone (Santa Cruz) (Miquel & Herrera, 2014).
- Dall, W.H. (1900) Additions to the Insular land-shell faunas of the pacific coast, especially of the Galapagos and Cocos Islands. Proceedings of the Acadamy of Natural Sciences of Philadelphia: 88-103.
- Miquel, S.E. Bungartz, F. (2017) Snails found among herbarium specimens of Galapagos lichens and bryophytes, with the description of Scolodonta rinae (Gastropoda, Scolodontidae), a new species of carnivorous micro-mollusk Archiv für Molluskenkunde (in press).
- Miquel, S.E. Herrera, W.H. (2014) Catalogue of terrestrial gastropods from Galapagos (exept Bulimulidae and Succineidae) with description of a new species of Ambrosiella odhner (Achatinellidae) Molluskenfunde 143 (2) 107-133
- Odhner, N. (1951) Studies on Galápagos bulimulids Journal de Conchyliologie 90 (4): 253-268
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This page should be cited as follows:
"Galapagos Species Database, Tornatellides chathamensis", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=15560. Accessed 1 November 2026.