Author:

Pedersen,K.R.;Crane,P.R.;Drinnan,A.N.;Friis,E.M.

Year:

1991

Title:

Fruits from the Mid-Cretaceous of North America with pollen grains of the Clavatipollenites type.

Reference:

Pedersen,K.R. et al. (1991) Fruits from the Mid-Cretaceous of North America with pollen grains of the Clavatipollenites type. Grana Vol. 30 P. 577- 590

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