''Ancotrema'' is a genus of air-breathing

land snail A land snail is any of the numerous species of snail that live on land, as opposed to the sea snails and freshwater snails. ''Land snail'' is the common name for terrestrial gastropod mollusks that have shells (those without shells are known as ...

s, terrestrial

pulmonate Pulmonata or pulmonates, is an informal group (previously an order, and before that a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group includ ...

gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...

mollusks in the family Haplotrematidae. This genus is sometimes considered to be a subgenus of ''

Haplotrema ''Haplotrema'' is a genus of carnivorous land snails in the family Haplotrematidae. They are widely distributed in North America. Species Species include:Myers, P., et al''Haplotrema''.The Animal Diversity Web. 2013. * '' Haplotrema alamed ...

''. ''Haplotrema'' and ''Ancotrema'' cannot be distinguished only on the basis of their shells, but can be distinguished on the basis of their detailed internal anatomy. The genus ''Ancotrema'' contains the following species:
Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). * ''

Ancotrema hybridum ''Ancotrema'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Haplotrematidae. This genus is sometimes considered to be a subgenus of ''Haplotrema''. ''Haplotrema'' and ''Ancotrema'' cannot be d ...

'' (Ancey, 1888);

Oregon lancetooth Oregon () is a state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington, while the Snake River delineates much of its eastern boundary with Idaho. ...

* ''

Ancotrema sportella ''Ancotrema sportella'', common name the beaded lancetooth, is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the me ...

'' (Gould, 1846);

beaded lancetooth A bead is a decorative object. Bead may also refer to: * Bead (woodworking) * Beadwork, an ornament or utensil made from beads * Ferrite bead, a typically non-decorative passive electric component used to suppress high frequency noise in electro ...

* ''

Ancotrema voyanum ''Ancotrema'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Haplotrematidae. This genus is sometimes considered to be a subgenus of ''Haplotrema''. ''Haplotrema'' and ''Ancotrema'' cannot be d ...

'' (Newcomb, 1865);

hooded lancetooth A hood is a kind of headgear that covers most of the head and neck, and sometimes the face. Hoods that cover mainly the sides and top of the head, and leave the face mostly or partly open may be worn for protection from the environment (typica ...

* ''

Ancotrema zopherum ''Ancotrema'' is a genus of air-breathing land snails, terrestrial animal, terrestrial pulmonate gastropod mollusks in the family Haplotrematidae. This genus is sometimes considered to be a subgenus of ''Haplotrema''. ''Haplotrema'' and ''Ancot ...

'' Roth, 1990:

dusky lancetooth Dusky is an English electronic music duo from London consisting of Alfie Granger-Howell and Nick Harriman.

References

{{Taxonbar, from=Q3073030 Haplotrematidae