MolluscaBase source details
Pilsbry, H. A. (1926). Land mollusks (Helicidae) from central and northern California. Proceedings of the Academy of Natural Sciences of Philadelphia. 78: 477-488, plates 36-40.
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Pilsbry, H. A.
1926
Land mollusks (Helicidae) from central and northern California.
Proceedings of the Academy of Natural Sciences of Philadelphia
78: 477-488, plates 36-40
Publication
Helminthoglypta arrosa mailliardi Pilsbry, 1926 accepted as Helminthoglypta mailliardi Pilsbry, 1926 (original description)
Helminthoglypta arrosa marinensis Pilsbry, 1926 (original description)
Helminthoglypta arrosa marinensis Pilsbry, 1926 (original description)