Ullmannia bronnii

Citations total:
2
link From To Geolocation Author - title Year
details Permian Germany Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. 1995
details Early Triassic Russia(Vologda) Krassilov,V.A. et al. Floristic evidence of transitional Permian - Triassic deposits of the Volga - Dvina Region. 1999