Author:
Crepet,W.L.;Friis,E.M.;Nixon,K.C.
Year:
1991
Title:
Fossil evidence for the evolution of biotic pollination. (In: The Evolutionary Interaction of Animals and Plants. W.G.Chaloner et al, editors)
Reference:
Crepet,W.L. et al. (1991) Fossil evidence for the evolution of biotic pollination. (In: The Evolutionary Interaction of Animals and Plants. W.G.Chaloner et al, editors) Philosophical Transactions of the Royal Society of London, Series B. Biological Sciences Vol. 333 # 1267 P. 187- 195
Google Academy:
try to search by title in english
Genus Species Country(Region) From To
Clavatipollenites Clavatipollenites sp North America Aptian Albian
Ephedra Ephedra sp North America Early Cretaceous Middle Cretaceous
Retimonocolpites Retimonocolpites sp North America Early Cretaceous
Tricolpites Tricolpites sp North America Early Cretaceous