Urocordylinae is an extinct

subfamily In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus. Standard nomenclature rules end subfamily botanical names with "-oideae", and zoologi ...

lepospondyl Lepospondyli is a diverse taxon of early tetrapods. With the exception of one late-surviving lepospondyl from the Late Permian of Morocco (''Diplocaulus minumus''), lepospondyls lived from the Early Carboniferous ( Mississippian) to the Early Per ...

amphibians that includes several small newt-like species with short skulls and elongated, flattened tails. Urocordylinae belongs to the family

Urocordylidae The Urocordylidae are an extinct family (biology), family of nectridean lepospondyl amphibians. Urocordylids lived during the Late Carboniferous and Early Permian in what is now Europe and North America and are characterized by their very long, p ...

, which also includes the subfamily Sauropleurinae. Urocordylines lived during the

Late Carboniferous Late may refer to: * LATE, an acronym which could stand for: ** Limbic-predominant age-related TDP-43 encephalopathy, a proposed form of dementia ** Local-authority trading enterprise, a New Zealand business law ** Local average treatment effect, ...

and fossils are known from North America and Europe. The best-known urocordyline is ''

Urocordylus ''Urocordylus'' is an extinct genus of nectridean lepospondyl. It is the type genus of the family Urocordylidae. Fossils have been found from Ireland that date back to the Westphalian stage of the late Carboniferous. This lepospondyl had total l ...

'' from Ireland.

References

Holospondyls Carboniferous amphibians Pennsylvanian first appearances Pennsylvanian extinctions {{Lepospondyli-stub