ammonites
Stauracanthocircus kayai Tekin 1999 (radiolarian)

Radiolaria - Entactinaria - Saturnalidae

Full reference: U. K. Tekin. 1999. Biostratigraphy and Systematics of late Middle to Late Triassic Radiolarians from the Taurus Mountains and Ankara Region, Turkey. Geologisch-Paläontologische Mitteilungen Innsbruck 5:1-296

Belongs to Stauracanthocircus according to U. K. Tekin 1999

Sister taxa: Stauracanthocircus asymmetricus, Stauracanthocircus circularis, Stauracanthocircus nadanhadaensis, Stauracanthocircus pessagnoi, Stauracanthocircus poetschensis, Stauracanthocircus quadratus, Stauracanthocircus ruesti, Stauracanthocircus transitus, Stauracanthocircus triangulospinosus

Type specimen: Pl19, fig. 5..

Ecology: passively mobile planktonic omnivore