Helminthoglypta Arrosa
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''Helminthoglypta arrosa'', also known as the bronze shoulderband snail, is a North American species 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 molluscs, terrestrial gastropod mollusks that have gastropod shell, shel ...
. It is found in northern and central California, and is
endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...
to the state.


Subspecies

Recognized
subspecies In Taxonomy (biology), biological classification, subspecies (: subspecies) is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (Morphology (biology), morpholog ...
include: * ''Helminthoglypta arrosa arrosa'' (W. G. Binney, 1858) * ''Helminthoglypta arrosa humboldtica'' S. S. Berry, 1938 * ''Helminthoglypta arrosa marinensis'' Pilsbry, 1926 * ''Helminthoglypta arrosa monticola'' B. Roth, 1982 * ''Helminthoglypta arrosa pomoensis'' A. G. Smith, 1938 ;Synonyms: * ''Helminthoglypta arrosa mailliardi'' Pilsbry, 1926: synonym of ''Helminthoglypta mailliardi'' Pilsbry, 1926 (original rank) * ''Helminthoglypta arrosa mattolensis'' A. G. Smith, 1938: synonym of ''Helminthoglypta expansilabris mattolensis '' A. G. Smith, 1938 * ''Helminthoglypta arrosa williamsi'' A. G. Smith, 1938: synonym of ''Helminthoglypta stiversiana williamsi'' A. G. Smith, 1938


References


External links

* arrosa Endemic fauna of California Endemic molluscs of the United States {{Helminthoglyptidae-stub