ammonites
Monotis (Eomonotis) marwicki Grant-Mackie 1980 (clam)

Bivalvia - Pectinida - Monotidae

Full reference: J. A. Grant-Mackie. 1980. Systematics of New Zealand Monotis (Upper Triassic Bivalvia): subgenus Eomonotis. New Zealand Journal of Geology and Geophysics 23:639-663

Belongs to Monotis (Eomonotis) according to J. A. Grant-Mackie 1980

Sister taxa: Monotis (Eomonotis) anjuensis, Monotis (Eomonotis) daonellaeformis, Monotis (Eomonotis) inaequivalvis, Monotis (Eomonotis) jakutica, Monotis (Eomonotis) obtusicostata, Monotis (Eomonotis) pinensis, Monotis (Eomonotis) typica

Type specimen: L2919. Its type locality is Kiritehere coast N82/f751, which is in a Triassic marine sandstone in New Zealand.

Ecology: stationary epifaunal suspension feeder