Tylopterella

Tylopterella
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Chelicerata
Order: Eurypterida
Genus: Tylopterella

Tylopterella is a genus of prehistoric eurypterid which lived from the Ordovician to the Upper Carboniferous period. It is of uncertain taxonomic placement within the order Eurypterida.

Description

Tylopterella is distinguishable by its small size, and its thick, partly calcareous exoskeleton with curved ridges of confluent tubercules and large knobs near the median line. Its prosoma (head) has a raised margin[1].

Species

  • Tylopterella boyli (Whiteaves, 1884) — Silurian, USA & Canada
  • ?Tylopterella menneri (Novojilov, 1959) — Devonian, Talmyr, Russia

References

  1. ^ Størmer, L 1955. Merostomata. Treatise on Invertebrate Paleontology, Part P Arthropoda 2, Chelicerata, P34.