MolluscaBase source details
Cooper, J.G. (1875). On shells of the west slope of North America. Proceedings of the California Academy of Sciences, (1) 6: 14-27.
349533
Cooper, J.G.
1875
On shells of the west slope of North America.
Proceedings of the California Academy of Sciences
(1) 6: 14-27
Publication
Date
action
by
Helix (Arionta) arrosa var. holderiana J. G. Cooper, 1875 accepted as Helminthoglypta arrosa arrosa (W. G. Binney, 1858) (original description)
Helix arrosa var. stiversiana J. G. Cooper, 1875 accepted as Helminthoglypta stiversiana (J. G. Cooper, 1875) (original description)
Helix arrosa var. stiversiana J. G. Cooper, 1875 accepted as Helminthoglypta stiversiana (J. G. Cooper, 1875) (original description)
