Classification: ntax_non_cocco -> Dinophytes -> Thoracosphaeraceae -> Pithonellid -> Praecalcisphaerula
Sister taxa: Bicarinellum, Coronadinium, Lentodinella, Normandia, Pithonella, Praecalcisphaerula, Septiareata, Tetratropis, Wallia


Citation: Praecalcisphaerula Trejo 1983
Rank: Genus
Type species: Praecalcisphaerula primula Trejo 1983

Catalog entries: Praecalcisphaerula [no catalog entry yet]

Geological Range:
Last occurrence (top): Extant Data source: Total of range of species in this database
First occurrence (base): within No known fossil record modern (0.00-0.00Ma, base in "Holocene" stage). Data source: Total of range of species in this database


Trejo, M. (1983). Paleobiologia y taxonomia de algunos fosiles mesozoicos de Mexico. Boletin de la Sociedad Geologica Mexicana. 19: 1-82. gs


Praecalcisphaerula compiled by Jeremy R. Young viewed: 15-5-2021

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