Polytylites

Polytylites is an extinct genus of ostracod (seed shrimp) belonging to the order Palaeocopida and family Amphissitidae.^[1][2] Specimens have been found in beds of Carboniferous^[3] to Permian^[4] age in North America^[3] and Asia.^[5][1]

Polytylites Temporal range: Carboniferous-Permian PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Ostracoda
Order:	Palaeocopida
Suborder:	†Beyrichicopina
Family:	†Amphissitidae
Genus:	†Polytylites

Species

• Polytylites ambitus Cooper 1941^[6]
• Polytylites concavus Croneis and Bristol^[6]
• Polytylites crassus Cooper 1941^[6]
• Polytylites directus Cooper 1941^[6]
• Polytylites diversus Cooper 1941^[7]
• Polytylites grovei Croneis and Gutke^[6]
• Polytylites kitanipponica Ishizaki 1964^[8]
• Polytylites oblongus Hoare and Mapes 2000^[9]
• Polytylites reticulatus Cooper 1941^[6]
• Polytylites similis Croneis and Gale^[6]
• Polytylites simplex Hou 1954^[10]
• Polytylites sublineatus Croneis and Thurman^[6]
• Polytylites tricollinus Jones and Kirkby^[6]
• Polytylites trilobus Croneis and Gale^[6]