Full reference: D. B. K. Palmer. 1923. A fauna from the Middle Eocene shales near Vacaville, California. University of California Publications, Bulletin of the Department of Geological Sciences 14(8):289-318
Type specimen: UCCIP 30610, a shell. Its type locality is UCMP 3573 - NW of Vacaville, which is in a Ypresian offshore shale in California.
Ecology: epifaunal carnivore
Distribution: found only at UCMP 3573 - NW of Vacaville
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.