Thysanopyge

Thysanopyge is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived in what is now South America during the early part of the Arenig stage of the Ordovician Period,^[1] a faunal stage which lasted from approximately 478 to 471 million years ago.^[1]

Thysanopyge Temporal range: Early Arenig ~478–450 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Clade:	†Artiopoda
Class:	†Trilobita
Order:	†Asaphida
Family:	†Asaphidae
Genus:	†Thysanopyge Kayser 1898
Species
T. argentina Kayser 1898 (type) T. clavijoi Harrington & Leanza 1957 T. latelimbata Harrington & Leanza 1957

Distribution

Fossils of Thysanopyge have been found in:^[2]

Argentina

• Acoite Formation
• Las Aguaditas Formation
• Santa Rosita Formation

Bolivia

• Obispo Formation
• San Lorenzo Formation