|
Autunia naumannii
|
|
|
Boyarina, Natalya, 2010, Late Gzhelian pteridosperms with callipterid foliage of the Donets Basin, Ukraine, Acta Palaeontologica Polonica 55 (2), pp. 343-359
: 346-348
|
346-348 |
|
Autunia conferta
|
|
|
Boyarina, Natalya, 2010, Late Gzhelian pteridosperms with callipterid foliage of the Donets Basin, Ukraine, Acta Palaeontologica Polonica 55 (2), pp. 343-359
: 346
|
346 |
|
Autunia
|
|
|
Boyarina, Natalya, 2010, Late Gzhelian pteridosperms with callipterid foliage of the Donets Basin, Ukraine, Acta Palaeontologica Polonica 55 (2), pp. 343-359
: 346
|
346 |
