Tristix wilcoxensis (Cushman & Ponton, 1932)
kingdom: Chromista >
phylum: Foraminifera d'Orbigny, 1826 >
class: Nodosariata Mikhalevich, 1993 >
subclass: Nodosariana Mikhalevich, 1993 >
order: Nodosariida Calkins, 1926 >
suborder: Nodosariina Calkins, 1926 >
superfamily: Nodosarioidea Ehrenberg, 1838 >
family: Nodosariidae Ehrenberg, 1838 >
subfamily: Frondiculariinae Reuss, 1860 >
genus: Tristix Macfadyen, 1941 >
[1]
Cushman, J. A., & Ponton, J. M. (1932). An Eocene foraminiferal fauna of Wilcox age from Alabama. Contributions from the Cushman Laboratory for Foraminiferal Research, 8(3): 51–72. https://www.marinespecies.org/foraminifera/aphia.php?p=sourcedetails&id=184152
[2]
Macfadyen, W. A. (1941). Foraminifera from the Green Ammonite Beds, Lower Lias, of Dorset. Philosophical Transactions of the Royal Society B: Biological Sciences, 231(576): 1–73. https://doi.org/10.1098/rstb.1941.0003