ammonites
Ruesticyrtium rieberi Kozur and Mostler 1979 (radiolarian)

Radiolaria - Nassellaria - Ruesticyrtiidae

Full reference: H. Kozur and H. Mostler. 1979. Beiträge zur Erforschung der mesozoischen Radiolarien, Teil III: Die Oberfamilien Actinommacea Haeckel 1862 emend., Artiscacea Haeckel 1882, Multiarcusellacea nov. der Spumellaria und triassische Nassellaria [Contributions to the Mesozoic Radiolaria, part III: Superfamilies Actinommacea Haeckel 1862 emend., Artiscacea Haeckel 1882, Multiarcusellacea nov. of Spumellaria and Triassic Nassellaria]. Geologisch-Paläontologische Mitteilungen Innsbruck 9:1-132

Belongs to Ruesticyrtium according to H. Kozur and H. Mostler 1979

Sister taxa: Ruesticyrtium coronatum, Ruesticyrtium georgi, Ruesticyrtium goczani, Ruesticyrtium latidentatum, Ruesticyrtium lobatum, Ruesticyrtium mostleri, Veloruesticyrtium palfyi

Type specimen: Its type locality is Göstling, which is in a Julian marine limestone in the Goestling Formation of Austria

Ecology: passively mobile planktonic omnivore