Calmonia

Calmonia
Temporal range: Emsian-Eifelian
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Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Clade: Artiopoda
Class: Trilobita
Order: Phacopida
Family: Calmoniidae
Genus: Calmonia
Clarke, 1913

Calmonia is an extinct genus of trilobites. It contains one species: C. curvioculata. Fossils of Calmonia have been found in the Emsian to Eifelian Ponta Grossa Formation and Chapada Group of Brazil, the Belén and Sica Sica Formations of Bolivia and the Cordobés Formation of Uruguay.[1][2]

References

  1. ^ Calmonia at Fossilworks.org
  2. ^ Kerber, Gilmar; Liza A. F. Pacheco, Mírian; Scalise Horodyski, Rodrigo; Graciolli, Gustavo. "Revealing new trilobites from the early Devonian alto garças sub-basin, Brazil". Historical Biology. 36 (7): 1220–1236. doi:10.1080/08912963.2023.2209098.