Vernonaspis

Vernonaspis
Temporal range: Upper Silurian
Vernonaspis sp. mass mortality. Late Silurian, Cape Storm Formation, Cornwallis Island, Nunavut (Canada)
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Infraphylum: Agnatha
Class: †Pteraspidomorphi
Subclass: †Heterostraci
Order: †Cyathaspidiformes
Family: †Cyathaspididae
Genus: †Vernonaspis
Flower and Wayland-Smith, 1952
Type species
Veronaspis allenae
Flower and Wayland-Smith, 1952
Other species
  • V. leonardi Flower and Wayland-Smith, 1952
  • V. bamberi Denison et al., 1963
  • V. major Denison et al., 1963
  • V. vaningeni Denison, 1964
  • V. epitegosa Broad and Lenz, 1972
  • V. parryi Thorsteinsson and Elliott, 2022
  • V. suffusca Thorsteinsson and Elliott, 2022
  • V. magna Thorsteinsson and Elliott, 2022

Vernonaspis is an extinct genus of jawless fish that lived in the Silurian in the Paleozoic approximately 419 million years ago, in what is now Canada and the Northeastern United States.[1][2]

  1. ^ Broad, D. S.; Lenz, A. C. (1972). "A New Upper Silurian Species of Vernonaspis (Heterostraci) from Yukon Territory, Canada". Journal of Paleontology. 46 (3): 415–420. ISSN 0022-3360.
  2. ^ Denison, Robert H.; Denison, Robert H.; Bamber, E. W.; Hovdebo, H. R.; Lenz, A. C. (1963). New Silurian Heterostraci from southeastern Yukon. [Chicago]: Chicago Natural History Museum.