Orthotheca is a genus of sessile bottom-dwelling hyolith.[1]

Orthotheca
Temporal range: Early Cambrian–Early Devonian[1]
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Brachiopoda
Class: Hyolitha
Order: Orthothecida
Family: Orthothecidae
Sysoev, 1958
Genus: Orthotheca
Novák, 1886
Species
  • O. shriveri Malinky, 2009

Others, please add...

References

edit
  1. ^ a b Malinky, J. M. (2009). "First Occurrence of Orthotheca Novák, 1886 (Hyolitha, Early Devonian) in North America". Journal of Paleontology. 83 (4): 588–596. Bibcode:2009JPal...83..588M. doi:10.1666/08-164R.1. S2CID 130227630.