Author:
Loeblich,A.R.,Jr.
Year:
1974
Title:
Protistan phylogeny as indicated by the fossil record.
Reference:
Loeblich,A.R.,Jr. (1974) Protistan phylogeny as indicated by the fossil record. Taxon Vol. 23 # 2 P. 277- 290
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Genus Species Country(Region) From To
Pterospermopsis Pterospermopsis Nd Nd
Pterosphaeridia Pterosphaeridia Nd Nd
Tasmanites Tasmanites Nd Nd
Tytthodiscus Tytthodiscus Nd Nd
Veryhachium Veryhachium Nd Nd
Visbysphaera Visbysphaera Nd Nd