Calymene niagarensis
Appearance
Calymene niagarensis | |
---|---|
Fossils of Calymene niagarensis from Ohio, United States, on display at Galerie de paléontologie et d'anatomie comparée in Paris | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Arthropoda |
Class: | †Trilobita |
Order: | †Phacopida |
Family: | †Calymenidae |
Genus: | †Calymene |
Species: | †C. niagarensis
|
Binomial name | |
†Calymene niagarensis Hall, 1843
|
Calymene niagarensis is a species of trilobite belonging to the genus Calymene. These nektobenthic carnivores lived in the Middle Silurian, from 436.0 to 426.2 Ma.[1]
Description
[edit]Calymene niagarensis is a small species, reaching a length of about 4 centimetres (1.6 in) and a width of about 2.7 centimetres (1.1 in). It has around 20 body segments and small, round eyes.
Distribution
[edit]Fossils of this species have been found in the Silurian sediments of United States. Most specimens have been found in New York and Oklahoma.[1]
References
[edit]