ammonites
Sarla natividadensis Pessagno et al. 1979 (radiolarian)

Radiolaria - Spumellaria - Capnuchosphaeridae

Full reference: E. A. Pessagno, W. Finch, and P. L. Abbott. 1979. Upper Triassic Radiolaria from the San Hipólito Formation, Baja California. Micropaleontology 25(2):160-197

Belongs to Sarla according to E. A. Pessagno et al. 1979

Sister taxa: Sarla delicata, Sarla externa, Sarla formosa, Sarla plena, Sarla prietoensis, Sarla robusta, Sarla transita, Sarla triangulata, Sarla vetusta, Sarla vizcainoensis

Type specimen: USNM 251832. Its type locality is V4FB, V4F traverse, Punta San Hipolito, Baja California, which is in an Alaunian basinal (siliceous) chert in the San Hipolito Formation of Mexico.

Ecology: passively mobile planktonic omnivore