ammonites
Trochactaeon (Mexicotrochactaeon) palmeri Sohl and Kollmann 1985 (snail)

Gastropoda - Cephalaspidea - Acteonidae

Full reference: N. F. Sohl and H. A. Kollmann. 1985. Cretaceous Actaeonellid Gastropods from the Western Hemisphere. United States Geological Survey Professional Paper 1304:1-104

Belongs to Trochactaeon (Mexicotrochactaeon) according to N. F. Sohl and H. A. Kollmann 1985

Sister taxa: Trochactaeon (Mexicotrochactaeon) burckhardti, Trochactaeon (Mexicotrochactaeon) coniformis, Trochactaeon (Mexicotrochactaeon) granthamensis, Trochactaeon (Mexicotrochactaeon) melonensis, Trochactaeon (Mexicotrochactaeon) rossi, Trochactaeon (Mexicotrochactaeon) teaensis, Trochactaeon (Mexicotrochactaeon) wrighti

Ecology: epifaunal carnivore