''Drymaeus inconspicuus'' is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

tropical The tropics are the regions of Earth surrounding the Equator. They are defined in latitude by the Tropic of Cancer in the Northern Hemisphere at N and the Tropic of Capricorn in the Southern Hemisphere at S. The tropics are also referred to ...

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 ...

, a

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 ...

mollusk Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is e ...

in the family

Bulimulidae Bulimulidae is a taxonomic family of medium-sized to large, air-breathing, tropical and sub-tropical land snails, terrestrial pulmonate gastropod molluscs in the superfamily Orthalicoidea.MolluscaBase eds. (2020). MolluscaBase. Bulimulidae Tryon, ...

.MolluscaBase eds. (2020). MolluscaBase. Drymaeus inconspicuus (Haas, 1949). Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=1350439 on 2020-06-23

Distribution

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = Seal (emblem), National seal , national_motto = "Fi ...

Breure A. S. H. & Mogollón Avila V. (2010). "Well-known and little-known: miscellaneous notes on Peruvian Orthalicidae (Gastropoda, Stylommatophora)". ''

Zoologische Mededelingen ''Zoologische Mededelingen'' was a peer-reviewed open access scientific journal publishing papers and monographs on animal systematics. The publisher was the National Museum of Natural History Naturalis in the Netherlands. The first issue appeared ...

'' 84
HTM
.

Description

Adult specimens of ''Drymaeus inconspicuus'' can measure up to 25 mm shell height. The species is characterized by the corneous-brown upper

whorls A whorl ( or ) is an individual circle, oval, volution or equivalent in a whorled pattern, which consists of a spiral or multiple concentric objects (including circles, ovals and arcs). Whorls in nature File:Photograph and axial plane floral ...

and the suture, which is bordered by a white line, descending slightly in front. Haas (1949) compared this species to '' Bulimulus transparens'' (Reeve, 1849), stating that his material was slightly smaller (17 vs. 19 mm shell height). The type material of ''Bulimulus transparens'' is in the

Natural History Museum A natural history museum or museum of natural history is a scientific institution with natural history collections that include current and historical records of animals, plants, fungi, ecosystems, geology, paleontology, climatology, and more. ...

(BMNH 1975397) and is labelled ‘Venezuela’ (Breure, 1978: 147).Breure A. S. H. (1978). "Notes on and descriptions of Bulimulidae (Mollusca, Gastropoda)". ''

Zoologische Verhandelingen ''Zoologische Verhandelingen'' was a Dutch scientific journal covering research in zoology. It was published between 1948 and 2002 by the Rijksmuseum van Natuurlijke Historie in Leiden Leiden (; in English and archaic Dutch also Leyden) is ...

'' Leiden ''164'': 1-255. If this locality is correct, a close relationship as suggested by Haas seems improbable.

References

This article incorporates CC-BY-3.0 text from the reference {{Taxonbar, from=Q4996428 Bulimulus Gastropods described in 1949