Ivanov, A.O. & Nestell, M. & Nestell, G. (2012)
New jalodontid chondrichthyans from the Middle Permian of West Texas, USA. Historical Biology, 24(4), 359–368
DOI: 10.1080/08912963.2012.662229
Ivanov, A.O. & Bakaev, A.S. & Nestell, M.K. & Nestell, G.P. (2021)
Fish Microremains from the Cutoff Formation (Roadian, Middle Permian) of the Guadalupe Mountains, West Texas, USA. Micropaleontology, 67(4), 365–402