Lower Cretaceous ammonites from Sierra del Rosario (Western Cuba)
Ryszard Myczyński
Acta Palaeontologica Polonica 22 (2), 1977: 139-173
Lower Cretaceous ammonites from the Artemisa, Poller and Lucas Formations of the Pinar del Rio province, are described. The assemblage comprises 47 species, including four new: Karsteniceras polieri, Crioceras pinarensis, Acrioceras
(Paraspinoceras) Tosariensis and ?Pleurohoplites machini. Some of them are common for Cuba, Mexico and south Andes. Typical west - Tethyan ammonites form a noticeable part of the Cuban assemblage.
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