Plaesiomys

Plaesiomys is a genus of extinct lamp shells belonging to the family Plaesiomyidae.

Fossil record
Fossils of Plaesiomys are found in marine strata of the Ordovician (age range: from 466.0 to 443.7 years ago.) of Canada, China, Europe and United States.

Species

 * †Plaesiomys anticostiensis (Shaler, 1865)
 * †Plaesiomys bellistriatus Wang, 1949
 * †Plaesiomys carletona Twenhofel, 1928
 * †Plaesiomys fidelis Popov et al., 2000
 * †Plaesiomys iphigenia (Billings, 1865)
 * †Plaesiomys multiplicata Bancroft, 1945
 * †Plaesiomys porcata (McCoy, 1846)
 * †Plaesiomys proavitus Winchell and Schuchert, 1892
 * †Plaesiomys rockymontana Wilson, 1926
 * †Plaesiomys saxbiana Oraspold, 1959
 * †Plaesiomys subquadrata (Hall, 1847)