Archaeopetalanthus progressus

Name

Archaeopetalanthus progressus

Rank

Species

Generic Name

[Genus] Archaeopetalanthus

Authors (Pub.)

Naugolnykh S. V.  

Publication

Archaeopetalanthus progressus gen. et sp. nov. – a new representative of the vojnovskyopsid gymnosperms from the Carboniferous of Siberia (Russia) [2020]

Journal

Wulfenia

Volume

27

Page number

101

Year

2020

Fossil Status

reproductive organs

Stratigraphy

Pennsylvanian

Strat. comment

Listvjanskaya Formation

Location

right bank of the Kan River, mouth of the Mokhovoj Creek (Rivulet), upstream of Kansk, Krasnojarsk Territory, Russian Federation

Paleoregion

Angarida

Data for Holotypus

Repository

State Darwin Museum, Moscow, Russian Federation

Repository Number

4846/153-A

Num

1 A, F

Descr.

Bisexual reproductive organs consist of an axis of obconic shape, with narrow base and widening upper part. Central part/central area of upper (abaxial) surface of the axis bears numerous microsporangia producing anasulcate pollen. Peripheral margins of abaxial surface bear radially orientated long and narrow appendages. Most of appendages sterile. Some of appendages have terminal winged seeds. Small glands between microsporangia and basal parts of appendages

Pub.

Archaeopetalanthus progressus gen. et sp. nov. – a new representative of the vojnovskyopsid gymnosperms from the Carboniferous of Siberia (Russia) [2020]