Wikipedia

Calymene niagarensis

Calymene niagarensis
Temporal range: Middle Silurian [1]
Calymenidae - Calymene niagarensis.JPG
Fossils of Calymene niagarensis from Ohio, United States, on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification
Kingdom:
Animalia
Phylum:
Arthropoda
Class:
Trilobita
Order:
Phacopida
Suborder:
Calymenina
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

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

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

  1. ^ a b c Paleobiology Database


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