Patera clenchi

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Patera clenchi
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Heterobranchia
clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora
informal group Sigmurethra
Superfamily: Helicoidea
Family: Polygyridae
Genus: Patera
Species: P. clenchi
Binomial name
Patera clenchi
(Rehder, 1932)

Mesodon clenchi

Patera clenchi (syn. Mesodon clenchi)[1] is a species of land snail in the family Polygyridae. It is endemic to Arkansas in the United States.[2] Its common names include Calico Rock oval,[2][3] Clench's middle-toothed land snail, and Mission Creek oregonian.[1]

The snail occurs in leaf litter in rocky cliff and rockslide habitat.[1] It is threatened by habitat disturbance.[1]

The species was named for the American malacologist William J. Clench.


  1. ^ a b c d Mollusc Specialist Group. 2000. Mesodon clenchi. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.1. Downloaded on 16 September 2013.
  2. ^ a b Patera clenchi. NatureServe. 2013.
  3. ^ Patera clenchi. Integrated Taxonomic Information System (ITIS).