Propalaeocastor is a poorly known extinct genus of beavers (family Castoridae) from the early Oligocene of Europe and Asia. Recently described material of a new species of Propalaeocastor, P. irtyshensis, indicates the genus is probably the earliest known member of the subfamily Castorinae, which includes all castorids more closely related to living beavers (genus Castor) than to the extinct giant beaver (genus Castoroides). Previously, Propalaeocastor had been allied with more basal beavers such as Agnotocastor and Anchitheriomys. According to Wu and coauthors, Propalaeocastor, specifically P. butselensis, is the likely ancestor of the better-known Eurasian castorine Steneofiber.
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rdfs:label
| - Propalaeocastor (es)
- Propalaeocastor (en)
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| - Propalaeocastor es un género extinto muy mal conocido de castor (familia Castoridae) que vivió a principios del Oligoceno de Europa y Asia. El material recientemente descrito de una nueva especie de Propalaeocastor, P. irtyshensis, indica que el género es probablemente el más antiguo miembro conocido de la subfamilia (Wu et al., 2004), la cual incluye a todos los castóridos más cercanamente relacionados con los castores actuales (del género Castor) que al extinto castor gigante (del género Castoroides). Previamente, Propalaeocastor había sido relacionado con castores mucho más basales como y Anchitheriomys (Korth, 2002). De acuerdo con Wu y colegas, Propalaeocastor, específicamente P. butselensis, es probablemente el ancestro del mejor conocido castorino euroasiático Steneofiber. (es)
- Propalaeocastor is a poorly known extinct genus of beavers (family Castoridae) from the early Oligocene of Europe and Asia. Recently described material of a new species of Propalaeocastor, P. irtyshensis, indicates the genus is probably the earliest known member of the subfamily Castorinae, which includes all castorids more closely related to living beavers (genus Castor) than to the extinct giant beaver (genus Castoroides). Previously, Propalaeocastor had been allied with more basal beavers such as Agnotocastor and Anchitheriomys. According to Wu and coauthors, Propalaeocastor, specifically P. butselensis, is the likely ancestor of the better-known Eurasian castorine Steneofiber. (en)
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authority
| - Borissoglebskaya, 1967 (en)
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fossil range
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subdivision
| - * †P. butselensis
* †P. irtyshensis
* †P. kazachstanicus
* †P. shevyrevae
* †P. zaissanensis (en)
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synonyms
| - * †Asteneofiber (Kretzoi, 1974) (en)
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type species
| - †Propalaeocastor kazachstanicus (en)
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has abstract
| - Propalaeocastor es un género extinto muy mal conocido de castor (familia Castoridae) que vivió a principios del Oligoceno de Europa y Asia. El material recientemente descrito de una nueva especie de Propalaeocastor, P. irtyshensis, indica que el género es probablemente el más antiguo miembro conocido de la subfamilia (Wu et al., 2004), la cual incluye a todos los castóridos más cercanamente relacionados con los castores actuales (del género Castor) que al extinto castor gigante (del género Castoroides). Previamente, Propalaeocastor había sido relacionado con castores mucho más basales como y Anchitheriomys (Korth, 2002). De acuerdo con Wu y colegas, Propalaeocastor, específicamente P. butselensis, es probablemente el ancestro del mejor conocido castorino euroasiático Steneofiber. (es)
- Propalaeocastor is a poorly known extinct genus of beavers (family Castoridae) from the early Oligocene of Europe and Asia. Recently described material of a new species of Propalaeocastor, P. irtyshensis, indicates the genus is probably the earliest known member of the subfamily Castorinae, which includes all castorids more closely related to living beavers (genus Castor) than to the extinct giant beaver (genus Castoroides). Previously, Propalaeocastor had been allied with more basal beavers such as Agnotocastor and Anchitheriomys. According to Wu and coauthors, Propalaeocastor, specifically P. butselensis, is the likely ancestor of the better-known Eurasian castorine Steneofiber. (en)
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