Publication Alder (1838): summary

Full Citation

Alder, J. 1838. Supplemet to a catalogue of the land and fresh-water testaceous Mollusca found in the vicinity of Newcastle-upon-Tyne, with remarks. Trans. Natur. Hist. Soc. Northumbld. Durham 2: 337-342. https://www.biodiversitylibrary.org/page/33669861.

Attributed Nominal Species

Pisidium cinereum Alder, 1838 = Euglesa casertana

Alder, 1838. Trans. Natur. Hist. Soc. Northumbld. Durham 2: 341.

Taxonomic Opinions

Cyclas calyculata = Sphaerium lacustre + Sphaerium nucleus

+ Cyclas lacustris Draparnaud, 1806

Pisidium amnicum Jen.

+ Cyclas obliqua Lamarck, 1818

Pisidium cinereum = Euglesa casertana

Pisidium pulchellum Jen. = Euglesa pulchella + Euglesa casertana

+ Cyclas fontinalis Draparnaud, 1806

Pisidium pusillum Jen. = Euglesa personata + Euglesa obtusalis

+ Cyclas gibba Alder, 1831