The Paleobiology Database

Basic info	Taxonomic history	Classification	Relationships
Morphology	Ecology and taphonomy	Map	Age range and collections

Promioclaenus acolytus

Taxonomy

Hyopsodus acolytus was named by Cope (1882) [synonymized with Agriochoerus by Lander 1998, but he means to refer only to H. guyotianus]. It is a 3D body fossil.

It was recombined as Mioclaenus acolytus by Cope (1888), Matthew (1897), Osborn (1902) and Matthew (1909); it was recombined as Ellipsodon acolytus by Matthew (1937); it was recombined as Promioclaenus acolytus by Trouessart (1904), Wilson (1956), Gazin (1969), Schiebout (1974), Van Valen (1978), Rigby (1980), de Muizon and Cifelli (2000) and Burger (2007).

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Synonyms

Ellipsodon aquilonius was named by Simpson (1935). Its type locality is Gidley Quarry, which is in a Torrejonian terrestrial horizon in the Fort Union Formation of Montana.

It was recombined as Promioclaenus aquilonius by Wilson (1956); it was synonymized subjectively with Promioclaenus acolytus by Van Valen (1978), Ribgy (1980), Hartman (1986), Robison (1986) and Williamson (1996).
Mioclaenus minimus was named by Cope (1882). It is a 3D body fossil.

It was synonymized subjectively with Ellipsodon acolytus by Matthew (1937); it was synonymized subjectively with Promioclaenus acolytus by Wilson (1956), Schiebout (1974), Van Valen (1978) and Rigby (1980).

Synonymy list

Year	Name and author
1882	Hyopsodus acolytus Cope p. 462
1882	Mioclaenus minimus Cope p. 468
1888	Mioclaenus acolytus Cope
1897	Mioclaenus acolytus Matthew
1902	Mioclaenus acolytus Osborn
1904	Promioclaenus acolytus Trouessart
1909	Mioclaenus acolytus Matthew
1935	Ellipsodon aquilonius Simpson
1937	Ellipsodon acolytus Matthew
1956	Promioclaenus acolytus Wilson
1956	Promioclaenus aquilonius Wilson
1969	Promioclaenus acolytus Gazin p. 10
1974	Promioclaenus acolytus Schiebout
1978	Promioclaenus acolytus Van Valen
1980	Promioclaenus acolytus Rigby, Jr.
2000	Promioclaenus acolytus de Muizon and Cifelli
2007	Promioclaenus acolytus Burger p. 146

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