Cunningham, C.R. (1993)
Hamilton Fossil-Lagerstätte (Upper Pennsylvanian, Greenwood County, Kansas): Internal Stratigraphy and Addition to the Microfossil Assemblage. Transactions of the Kansas Academy of Science, 96(1/2), 131–139
Hodnett, J.-P.M. & Elliott, D.K. (2018)
Carboniferous chondrichthyan assemblages from the Surprise Canyon and Watahomigi formations (latest Mississippian–Early Pennsylvanian) of the western Grand Canyon, Northern Arizona. Journal of Paleontology, 92(Supplement S77), 1–33
DOI: 10.1017/jpa.2018.72
Huttenlocker, A.K. & Douglass, R. & Lungmus, J.K. & Oliver, K. & Pardo, J.D. & Small, B.J. (2024)
Report of a Diverse Vertebrate Body Fossil Assemblage in the Maroon Formation (Carboniferous–Permian), Eagle County, Colorado, U.S.A. Annals of Carnegie Museum, 90(2), 139–160