Helminthoglypta arrosa

Helminthoglypta arrosa, also known as the bronze shoulderband snail, is a North American species of air-breathing land snail. It is found in northern and central California, and is endemic to the state.

Subspecies

Recognized subspecies include:Helminthoglypta arrosa arrosa Helminthoglypta arrosa humboldtica S. S. Berry, 1938Helminthoglypta arrosa marinensis Pilsbry, 1926Helminthoglypta arrosa monticola B. Roth, 1982Helminthoglypta arrosa pomoensis A. G. Smith, 1938
;Synonyms:Helminthoglypta arrosa mailliardi Pilsbry, 1926: synonym of Helminthoglypta mailliardi Pilsbry, 1926 Helminthoglypta arrosa mattolensis A. G. Smith, 1938: synonym of Helminthoglypta expansilabris mattolensis A. G. Smith, 1938Helminthoglypta arrosa williamsi A. G. Smith, 1938: synonym of Helminthoglypta stiversiana williamsi A. G. Smith, 1938