Mesonacinae

Mesonacinae
Temporal range: 516–513Ma
↓

Botomian

Mesonacis vermontanus, late Lower Cambrian, Australia, Courtesy of Sam Gon III.
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Redlichiida
Suborder: Olenellina
Superfamily: Olenelloidea
Family: Olenellidae
Subfamily: Mesonacinae
genera
  • Mesonacis Walcott, 1885[1]
  • Mesonellus (Palmer & Repina, 1993)[2][1]

The Mesonacinae comprise an extinct subfamily of trilobites that lived during the Botomian, found in North-America, Greenland and North-Western Scotland. The two genera in this subfamily are Mesonacis and Mesolenellus.[1]

References

  1. ↑ 1.0 1.1 1.2 Lieberman, B.S. (1999). "Systematic Revision of the Olenelloidea (Trilobita, Cambrian)" (PDF). Bulletin of the Peabody Museum of Natural History 45.
  2. ↑ Palmer, A.R.; Repina, L.N. (1993), "Through a Glass Darkly: Taxonomy, Phylogeny and Biostratigraphy of the Olenellina", The University of Kansas Paleontological Contributions 3: 1–35

External links