^ abShimansky, V.N. (1951). "On the question of the evolution of the Upper Paleozoic straight cephalopods". Doklady Akademii Nauk SSSR. 79 (5): 867–870.
^Shimansky, V.N. (1954). "Straight nautiloids and bactritoids of the Sakmarian and Artinskian stages of the South Urals". Trudy Paleontologicheskogo Instituta Akademii Nauk SSSR. 44: 1–156.
^Shimansky, V.N. (1968). "Carboniferous Orthoceratida, Oncoceratida, Actinoceratida and Bactritida". Trudy Paleontologicheskogo Instituta Akademii Nauk SSSR. 117: 1–151.
^Shchedukhin, A.Y. (2022). "The first find of Bactritoidea (Cephalopoda) in the Asselian–Sakmarian beds of the Shakhtau Reef (Bashkortostan)". Paleontological Journal. 56 (5): 496–502. Bibcode:2022PalJ...56..496S. doi:10.1134/S0031030122050112.
^Mutvei, H. (2017). "The new order Mixosiphonata (Cephalopoda: Nautiloidea) and related taxa; estimations of habitat depth based on shell structure". GFF. 139 (3): 219–232. Bibcode:2017GFF...139..219M. doi:10.1080/11035897.2017.1330278.