Authors Year Title
Clarke 1899b Notes on the early stages of certain goniatites.
New York State Museum Annual Report, 50: 165-169, fig.1-6; Albany.
Fliegel 1896 Ueber Goniatites evexus v. Buch und Goniatites lateseptatus Beyrich.
Zeitschrift der Deutschen Geologischen Gesellschaft, 48: 414-420, fig.1-5, pl.9; Berlin.
Foord & Crick 1897 Catalogue of the fossil Cephalopoda in the British Museum (Natural History). Part III, containing the Bactritidae and part  of the Suborder Ammonoidea).
pp.I-XXXIII, 1-303, 145 figs., London.
Hall 1860 Notes and observations upon fossils of the goniatite limestone in the Marcellus Shale of the Hamilton group, in the eastern and central parts of the State of New York, and those of the goniatite bed.
Annual Report New York State Cab. Nat. Hist., 13: 95-112, 125;
Hall 1861 Descriptions of new species of fossils from the Upper Helderberg, Hamilton, and Chemung groups.
1-52; Albany.
Hall 1879 Descriptions of the Gasteropoda, Pteropoda and Cephalopoda of the Upper Helderberg, Hamilton, Portage and Chemung Groups.
Paleontology of New York, 5 (2): 1-492, pl.1-113; Albany.
Hall 1886 5th annual report of the State geologist for 1885.
1-47, pl.1-14; Albany.
House 1962 Observations on the ammonoid succesion of the North American Devonian.
Journal of Paleontology, 36: 247-284, fig.1-15, tab.1-3, pl.43-48; Tulsa, Okla.
House & Pedder 1963 Devonian goniatites and stratigraphical correlations in Western Canada.
Palaeontology, 6: 491-539, fig.1-15, pl.70-77; London.
House 1978 Devonian amonoids from the Appalachians and their bearing on international zonation and corelation.
Special Papers Paleontology, 21: 1-70, fig.1-12, pl.1-10; London.
House 1985 Class Cephalopoda.
In: Murray,J.W. (Ed.): Atlas of invertebrate macrofossils.- 114-152, fig.6.7.1-6.7.25, pl.6.7.1-6.7.127; New York.
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).
Klug, Korn & Reisdorf 2000 Ammonoid and conodont stratigraphy of the late Emsian to early Eifelian (Devonian) at the Jebel Ouaoufilal (near Taouz, Tafilalt, Morocco).
Travaux de l'Institut Scientifique, Rabat. Série Géologie & Géographie Physique, 20: 45-56, 4 text-figs., 2 pls., Rabat.
Klug 2002 Quantitative stratigraphy and taxonomy of late Emsian and Eifelian ammonoids of the eastern Anti-Atlas (Morocco).
Courier Forschungsinstitut Senckenberg, 238: 1-109, 44 fig., 13 pl., 23 tab., Frankfurt.
Landman, Tanabe & Shigeta 1996 Ammonoid Embryonic Development.
In: Ammonoid Paleobiology, N.H.Landman, K.Tanabe & R.A.Davis [eds.], 344-405, 20 figs, 1 tabls., New York (Plenum).
Miller 1938 Devonian ammonoids of America.
Special Papers, Geological Society of America, 14: 1-262, fig.1-41, pl.1-39; Baltimore.