Variabiloconus

Variabiloconus bassleri (Furnish) is from the upper part of middle Gasconade Dolomites at Phillips Quarry, United States.

Variabiloconus
Temporal range: Furongian–Tremadocian
X, Variabiloconus bassleri (Furnish); inner lateral view, X 60, specimen from upper part of middle Gasconade Dolomites at Phillips Quarry, USNM 498519.
Scientific classification
Kingdom:
Animalia
Phylum:
Chordata
Class:
†Conodonta
Genus:
†Variabiloconus

Landing, Barnes and Stevens, 1986[1]
Species
  • †Variabiloconus bassleri
  • †Variabiloconus crassus
  • †Variabiloconus transiapetus
  • †Variabiloconus variabilis

Variabiloconus is an extinct genus of conodonts.

Variabiloconus crassus Zeballo and Albanesi, 2013 is from the Late Cambrian (late Furongian) or early Ordovician (Tremadocian) of the Santa Rosita Formation in the Tilcara Range, Cordillera Oriental of Jujuy in Argentina.[2]

References
  1. Tempo of earliest Ordovician graptolite faunal succession: conodont-based correlations from the Tremadocian of Quebec. Ed Landing, Christopher R. Barnes and Robert K. Stevens, Canadian Journal of Earth Sciences, 1986, volume 23, issues 12, pages 1928-1949, doi:10.1139/e86-180
  2. New conodont species and biostratigraphy of the Santa Rosita Formation (upper Furongian–Tremadocian) in the Tilcara Range, Cordillera Oriental of Jujuy, Argentina. Fernando J. Zeballo; Guillermo L. Albanesi, Geological Journal, 2013, volume 48, issues 2–3, pages 170–193, doi:10.1002/gj.2425


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