Physa lactaena Russell 1935 (pulmonate)

Gastropoda - Basommatophora - Physidae

Full reference: L. S. Russell. 1935. Fauna of the upper Milk River Beds, southern Alberta. Transactions of the Royal Society of Canada, series 3 4(29):115-128

Belongs to Physa according to L. S. Russell 1935

Sister taxa: Physa columnaris, Physa prinsepii

Type specimen: GSC 8851, a partial shell. Its type locality is Deadhorse Coulee, Locality 8, which is in a Santonian terrestrial horizon in the Milk River Formation of Canada.

Ecology: epifaunal

Distribution: found only at Deadhorse Coulee, Locality 8

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Specimen images are retrieved through the ePANDDA API.

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