Bivalvia - Cardiida - Mactridae
Alternative combinations: Mactra (Spisula) pittsburgensis, Spisula (Mactromeris) pittsburgensis, Spisula pittsburgensis
Belongs to Mactromeris according to A. J. W. Hendy 2020
See also Durham 1944, Hickman 2015, Moore 1976 and Weaver 1942
Sister taxa: Mactromeris abbotti, Mactromeris acutirostrata, Mactromeris aequilateralis, Mactromeris albaria, Mactromeris beali, Mactromeris bisculpturata, Mactromeris brevirostrata, Mactromeris capayana, Mactromeris catilliformis, Mactromeris coalingensis, Mactromeris eugenensis, Mactromeris gaviotaensis, Mactromeris hannibali, Mactromeris hemphillii, Mactromeris markleyensis, Mactromeris mercedensis, Mactromeris merriami, Mactromeris montereyana, Mactromeris mossbeachensis, Mactromeris muliniaformis, Mactromeris occidentalis, Mactromeris polynyma, Mactromeris ramonensis, Mactromeris rushi, Mactromeris sectoris, Mactromeris sisquocensis, Mactromeris subquadrata, Mactromeris tejonensis, Mactromeris tenuissima, Mactromeris trampasensis, Mactromeris voyi, Mactromeris weaveri
Subtaxa: Mactra (Spisula) pittsburgensis frustra
Type specimen: SU 5205, a shell
Distribution:
• Oligocene of United States (22: Oregon, Washington collections)
• Eocene of United States (4: California, Oregon)
Total: 26 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.