Papposilenus, Taxa Only, Exact Match: 2 Treatments

Papposilenus utriculus		sp. nov.	DeVries, Thomas J., 2019, Early Paleogene brackish-water molluscs from the Caballas Formation of the East Pisco Basin (Southern Peru), Journal of Natural History 53 (25), pp. 1533-1584 : 1560-1561	1560-1561
Papposilenus		gen. nov.	DeVries, Thomas J., 2019, Early Paleogene brackish-water molluscs from the Caballas Formation of the East Pisco Basin (Southern Peru), Journal of Natural History 53 (25), pp. 1533-1584 : 1558-1560	1558-1560