Alternative combination: Arca (Scapharca) mediaimpressa
Full reference: B. L. Clark. 1918. The San Lorenzo series of Middle California. a stratigraphic and paleontologic study of the San Lorenzo Oligocene series of the general region of Mount Diablo, California. University of California Publications Bulletin of the Department of Geology 11(2):45-234
Belongs to Anadara (Anadara) according to E. J. Moore 1983
See also Clark 1918 and Reinhart 1943
Sister taxa: Anadara (Anadara) antiquata, Anadara (Anadara) biformis, Anadara (Anadara) campyla, Anadara (Anadara) carrizoensis, Anadara (Anadara) devincta, Anadara (Anadara) dichotoma, Anadara (Anadara) hokkaidoensis, Anadara (Anadara) lakei, Anadara (Anadara) lirata, Anadara (Anadara) luangmualensis, Anadara (Anadara) mangkalihatensis, Anadara (Anadara) microdonta, Anadara (Anadara) olssoni, Anadara (Anadara) strongi, Anadara (Anadara) submontereyana, Anadara (Anadara) tambacana, Anadara (Anadara) teschi, Anadara (Anadara) thauma, Anadara (Anadara) topangaensis, Anadara (Anadara) trapezia, Anadara (Anadara) trapezoida, Anadara (Anadara) zotlangensis
Subtaxa: Anadara (Anadara) mediaimpressa mediaimpressa
Type specimen: UCMP 11174
Ecology: facultatively mobile semi-infaunal suspension feeder
Distribution:
• Oligocene of Mexico (1 collection), United States (1: California)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.