Full reference: R. T. Jackson. 1937. Mexican fossil echini. Proceedings fo the United States National Museum 84(3015):227-237
Type specimen: Its type locality is Rancho Nuevo, which is in an Oligocene marine horizon in the Mesón Formation of Mexico
Ecology: slow-moving shallow infaunal deposit feeder-detritivore
Distribution: found only at Rancho Nuevo
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.