• Geology
  • Published 1946

Upper Aptian nautiloids from Colombia

@inproceedings{Durham1946UpperAN,
  title={Upper Aptian nautiloids from Colombia},
  author={John Wyatt Durham},
  year={1946}
}
"Three new species of nautiloids, Cymatoceras colombiana, Eutrephoceras laverdei, and Heminautilus etheringtoni, are described from the upper Aptian [Cretaceous] of Colombia. Heminautilus etheringtoni is discussed at some length and compared with H. stantoni (Scott) and H. lallieranus (d9Orbigny)."