Parectypodus
Parectypodus is an extinct genus of mammals that lived from Late Cretaceous to Eocene time in North America. It is a member of the extinct order of Multituberculata, suborder Cimolodonta, family Neoplagiaulacidae. It was named by G.L. Jepsen in 1930.
Species
- Parectypodus armstrongi. From the Puercan Ravenscrag Formation, site Rav W-1, Saskatchewan, Canada. This specimen resides in the collection of the University of Alberta.
- Parectypodus foxi. This Maastrichtian -age species from the Frenchman Formation of Saskatchewan is estimated to have weighed about 80 g.
- Parectypodus laytoni, also known as Ectypodus laytoni. Remains are known from the Lower Tiffanian Princeton Quarry, Wyoming. This species has been cited as a descendant of P. sinclairi. It is a small species, having a weight of perhaps 10 g.
- Parectypodus lunatus, also known as P. childei. From the Wasatchian Pocket Quarry of Colorado and Wyoming. This is a late species, having a weight of about 35 g.
- Parectypodus simpsoni. Eocene.
- Parectypodus sinclairi. Known from the Puercan-Torrejonian of Gidley Quarry, Montana, Wyoming, and Alberta, Canada. This species has been cited as having been derived from Mesodma formosa. It is a smaller species of about 15 g.
- Parectypodus sloani. Fossils of this species have been found in the Torrejonian -age beds of Big [Bend, Texas|Big Bend], Texas.
- Parectypodus sylviae , P. pattersoni ). Remains are known from the Torrejonian -age Swain Quarry of Montana and Wyoming. The body weight of this species has been estimated as 15 g.
- Parectypodus trovessartianus. From the Puercan-Torrejonian of the San [Juan Basin], New Mexico. The body mass of this species has been estimated to have been around 90 g.
- Parectypodus vanvaleni. From the Puercan of the San Juan Basin, New Mexico.