Authors Year Title
Becker & Mapes 2010 Uppermost Devonian ammonoids from Oklahma and their palaeobiogeographic significance.
Acta Geologica Polonica, 60 (2): 139-163, 11 fig.
Boardman, Work & Mapes 1994 Biostratigraphy of Middle and Late Pennsylvanian (Desmoinesian-Virgilian) ammonoids. [Boardman,D.R., D.M.Work, Mapes,R.H. & Barrick,J.E.].
Kansas Geological Survey Bulletin 232, 121 p., 26 figs., 1 tabl., 5 pls., Lawrence, KS.
Boardman, Work & Mapes 1994 Revision of the family Shumarditidae Plummer & Scott, 1937.
Kansas Geological Survey Bulletin, 232: 48-56, figs.23-26.
Davis & Mapes 1996 Fossils of Ohio. Phylum Mollusca, Class Cephalopoda.
Ohio Division of Geological Survey, Bulletin 70, Fossils of Ohio, Chapter 14: 166-195, Fig.14-1 - Fig.14-10, Columbus, OH.
Davis, Mapes & Klofak 1999 Epizoa on externally shelled cephalopods.
In: Rozanov,A.Yu. & Shevyrev,A.A. (eds.), Fossil cephalopods: Recent advances in their study, Ross.Akad.Nauk, Paleont.Inst.: 32-51, 5 pls., Moskva.
Doguzhaeva, Mapes & Mutvei 1997 Beaks and radulae of Early Carboniferous goniatites.
Lethaia 30: 305-313, 6 figs., Oslo.
Klofak, Landman & Mapes 1999 Embryonic Development of Primitive Ammonoids and the Monophyly of the Ammonoidea.
In: Olóriz,F. & Rodríguez-Tovar,F.J.[eds.], Advancing Research on Living and Fossil Cephalopods, 23-45, 18 figs., New York.
Klofak, Landman & Mapes 2007 Patterns of Embryonic Development in Early to Middle Devonian Ammonoids.
In: N.H.Landman, R.A.Davis, R.H.Mapes, eds.: Cephalopods Present and Past. New Insights and Fresh Perspectives, 15-56, 11 fig., 11 append. (Springer).
Korn, Klug & Mapes 1999 Viséan and Early Namurian Ammonoids from the Tafilalt (Eastern Anti-Atlas, Morocco).
Abhandlungen der Geologischen Bundesanstalt, 54: 345-375, 11 figs., 5 tabls., 5 pls., Wien.
Korn, Klug & Mapes 2004 Cuboid Carboniferous ammonoids.
Mitteilungen des Geologisch-Paläontologischen Instituts der Universität Hamburg, Heft 88: 79-98, 8 fig., Hamburg.
Korn, Klug & Mapes 2005 The Lazarus ammonoid family Goniatitidae, the tetrangularly coiled Entogonitidae, and Mississippian biogeography.
Journal of Paleontology, 79 (2): 356-365, 9 fig., 2 tab., Lawrence, KS.
Landman, Mapes & Tanabe 1999 Internal Features of the Embryonic Shells of Late Carboniferous Goniatitina.
In: Olóriz,F. & Rodríguez-Tovar, Advancing Research on Living and Fossil Cephalopoda, 243-254, 8 figs., New York.
Landman, Polizzotto & Mapes 2006 Cameral membranses in prolecantid and goniatitid ammonoids from the Permian Arcturus Formation, Nevada, USA. [N.H. Landman, K. Polizzotto, R.J. Mapes & K. Tanabe].
Lethaia, 39: 365-379, 13 fig.
Malinky & Mapes 1982 A new ferganoceratin ammonoid from the Mississippian (Lower Chesterian) of Arkansas.
Journal of Paleontology, 56 (2): 308-314, 1fig., 1tab., 1pl.; Lawrence, Kansas.
Manger, Miller & Mapes 1992 Age and Correlation of the Gene Autry Shale, Ardmore Basin, Southern Oklahoma.
Oklahoma Geological Survey Circular, 94: 101-109, pl.1, 3 figs.
Mapes 1976 An Unusually Large Pennsylvanian Ammonoid from Oklahoma.
Oklahoma Geological Notes, 36 (2): 47-51, fig.1-2; Norman.
Mapes & Furnish 1981 The Pennsylvanian ammonoid family Welleritidae.
Journal of Paleontology, 55 (2): 317-330, fig.1-8, pl.1-2; Tulsa, Okla.
Mapes 1987 Upper Paleozoic cephalopod mandibles: frequency of occurrence, modes of preservation, and paleoecological implications.
Journal of Paleontology, 61 (3): 521-538, fig.1-3, tab.1-2; Lawrence, Kansas.
Mapes & Boardman 1988 The Upper Paleozoic (Pennsylvanian-Permian) ammonoid Emilites.
Journal of Paleontology, 62 (1): 69-75, fig.1-6, 1tab.; Lawrence, Kansas.
Mapes & Boardman 1992 Late Pennsylvanian cephalopods from the Kinney Quarry, Manzanita Mountains, New Mexico.
New Mexico Bureau of Mines and Mineral Resources Bulletin 138: 113-118, 3 figs.
Mapes, Sims & Boardman 1996 Predation on the Pennsylvanian ammonoid Gonioloboceras and its implications for allochthonous vs. autochthonous accumulations of goniatites and other ammonoids.
Journal of Paleontology 69: 441-446, 4 figs., Lawrence, KS.
Mapes & Davis 1996 Color Patterns in Ammonoids.
In: Ammonoid Paleobiology, N.H.Landman, K.Tanabe & R.A.Davis [eds.], 104-127, 4 figs., 3 tabls., New York (Plenum).
Mapes, Windle & Sturgeon 1997 Pennsylvanian Cephalopods of Ohio. Part 2. Ammonoid Cephalopods.  [Mapes, R.H., Windle, D.L., Sturgeon, M.T. & Hoare, R.D., 1997.]
Ohio Division of Geological Survey, Bulletin 71: 193-260, 7 pls., 32 figs., Columbus, OH.
Nishiguchi & Mapes 2008 Cephalopoda. In: Phylogeny and Evolution of the Mollusca. [Eds. Ponder, Winston F. & David R. Lindberg.]
163-199, 9 fig., Univ.Calif.Press, Berkeley, Los Angeles,London
Pabian, Boardman & Mapes 1983 Late Pennsylvanian (Missourian, Virgilian) ammonoids from Southeastern Nebraska.
Proceedings of the Nebraska Academy of Science, 93th Annual Meeting, 1983: 48.
Polizzotto, Landman & Mapes 2007 Cameral Membranes in Carboniferous and Permian Goniatites: Description and Relationship to Pseudosutures.
In: N.H.Landman, R.A.Davis, R.H.Mapes, eds.: Cephalopods Present and Past: New Insights and Fresh Perspectives, 181-204, 15 fig. (Springer).
Shigeta, Zakharov & Mapes 2001 Origin of the Ceratitida (Ammonoidea) inferred from the early internal shell features.
Paleontological Research, 5 (3): 201-213, 7 fig.
Sturgeon, Windle & Mapes 1982 New and revised taxa of Pennsylvanian cephalopods in Ohio and West Virginia. [M.T.Sturgeon, D.L.Windle, R.H.Mapes & R.D.Hoare].
Journal of Paleontology, 56 (6): 1453-1479, fig.1-6; Lawrence, Kansas.
Tanabe, Landman & Mapes 1993 Analysis of a Carboniferous embryonic assemblage - implications for ammonoid embryology. [Tanabe,K., Landman,N.H., Mapes,R.H. & Faulkner,C.J.].
Lethaia, 26: 215-224, 8 fig., Oslo.
Tanabe, Landman & Mapes 1994 Early shell features of some late Paleozoic ammonoids and their systematic implications.
Transactions and Proceedings of the Palaeontological Society of Japan, n.ser., 173: 384-400, 8 figs.
Tanabe & Mapes 1995 Jaws and radula of the Carboniferous ammonoid Cravenoceras.
Journal of Paleontology, 69: 703-707, 4 figs., Lawrence, KS.
Tanabe, Shigeta & Mapes 1995 Early Life History of Carboniferous Ammonoids Inferred from Analysis of Shell Hydrostatics and Fossil Assemblages.
Palaios, 10: 80-85, 1 fig., 1 tab., Lawrence, Kansas.
Tanabe, Landman & Mapes 1998 Muscle attachment scars in a Carboniferous goniatite.
Paleontological Research, 2 (2): 130-136, 4 figs.
Tanabe, Mapes & Sasaki 2000 Soft-part anatomy of the siphuncle in Permian prolecanitid ammonoids. [K.Tanabe, R.H.Mapes, T.Sasaki & N.Landman].
Lethaia, 33: 83-91, 8 fig., Oslo.
Tanabe, Mapes & Kidder 2001 A phosphatized cephalopod mouthpart from the Upper Pennsylvanian of Oklahoma, U.S.A.
Paleontological Research, 5 (4): 311-318, 5 fig., 1 tab.
Work, Mapes & Thompson 1988 A new prodromitid ammonoid genus from the Hannibal Shale (Lower Mississippian) of Missouri.
Journal of Paleontology, 62 (5): 772-778, fig.1-5; Lawrence, Kansas.
Work & Mapes 2002 Morphological and taxonomic clarification of the lower Mississippian (Kinderhookian) ammonoid genus Eoprodromites.
Journal of Paleontology, 76: 910-912, 2 fig., Lawrence, KS.
Work, Boardman & Mapes 2007 The Upper Pennsylvanian (Missourian) Ammonoid Pennoceras from the North Midcontinent.
Journal of Paleontology, 81: 591-596, 6 fig.
Work & Mapes 2009 New occurrences of the Pennsylvanian index ammonoid Dunbarites from the North American Midcontinent
Journal of Paleontology, vol. 83, pp. 405-413