dem Yangtsekiang und über die sogenannten Glaspolypen.
Monats. Deulsch. Akad. Wissen. Berlin 1861: 476–480.
Nielsen, E. 1949. Studies on Triassic fishes from East Greenland.
II.AustralosomusandBirgeria.Meddelelser om Grønland
146:L 1–309.
Nikolskii, A.M. 1900.Pseudoscaphirhynchus rossikowi,new ge-
nuset new species. Ann. Mus. Zool. Acad. Imp. St.-Petersb. 4:
257–260.
Patterson, C. 1973. Interrelationships of holosteans. pp. 233–305.
In:P.H. Greenwood, R.S. Miles & C. Patterson (ed.) Interrela-
tionships of Fishes, Academic Press, London.
Patterson, C. 1982. Morphology and interrelationships of prim-
itive actinopterygian fishes. Amer. Zool. 22: 241–259.
Pearson, D.M. & T.S. Westoll. 1979. The Devonian actinoptery-
gian † CheirolepisAgassiz. Trans. Roy. Soc. Edinburgh 70:
337–399.
Pirogovskii, M.I., L.I. Sokolov & V.P. Vasil’ev. 1989.Husohuso
(Linnaeus, 1758). pp. 156–200. In:J.Holc∨ík (ed.) The Fresh-
water Fishes of Europe, Vol. 1, Pt. II, General Introduction to
Fishes. Acipenseriformes, AULA-Verlag, Wiesbaden.
Rafinesque, C.S. 1820. Ichthyologia Ohiensis, or natural history
of the fishes inhabiting the river Ohio and its tributary
streams, preceded by a physical description of the Ohio and its
branches. Lexington. 90 pp.
Richmond, A.M. & B. Kynard. 1995. Ontogenetic behavior of
shortnose sturgeon,Acipenser brevirostrum. Copeia 1995:
172–182.
Rieppel, O.1992. A new species of the genusSaurichthys(Pisces:
Actrinopterygii) from the middle Triassic of Monte San Gior-
gio (Switzerland), with comments on the phylogenetic interre-
lationships of the genus. Paleontographica Abt. A 221: 63–94.
Schmalhausen, O.I. 1991. Development of the large Amu-Dar
shovelnose larvae. Ontogenez 22: 493–513 (in Russian, En-
glish translation Soviet J. Devel. Biol. 22: 302–315).
Sewertzoff, A.N. 1926a. Studies on the bony skull of fishes. I.
Structure and development of the bony skull ofAcipenser
ruthenus.Quart. J. Microscop. Sci. 70: 451–540.
Sewertzoff, A.N. 1926b. The development of the scales ofAci-
penser ruthenus.J. Morph. 42: 523–560.
Sewertzoff, A.N. 1928. The head skeleton and muscles ofAcipen-
serruthenus.Acta Zool. 9: 193–319.
Sokolov, L.I. 1989.AcipenserLinnaeus, 1758. pp. 201–205.In:J.
Holc∨ík (ed.) The Freshwater Fishes of Europe, Volume 1, Part
II, General Introduction to Fishes, Acipenseriformes, AULA-
Verlag, Wiesbaden.
Sokolov, L.I. & V.P. Vasilev. 1989.AcipenserbaeriBrandt, 1869.
pp. 263–284. In:J. Holc∨ík (ed.) The Freshwater Fishes of Eu-
rope, Volume 1, Part II, General Introduction to Fishes, Aci-
penseriformes, AULA-Verlag, Wiesbaden.
Tatarko, K. 1936. Der Kiemendeckelapparat und seine Verbin-
dung mit dem Hyoid-und Kieferbogen bei den Acipenseri-
dae. Trav. Inst. Biol. Acad. Sci. Ukraine 3: 5–67.
Traquair, R.H. 1887. Notes onChondrosreus acipenseroides.Ge-
ol. Mag. 4: 248–257.
Vladykov, V.D. & J.R. Greeley. 1963. Order Acipenseroidei.
pp. 24–60.In:H.B. Biglow, C.M. Breder, D.M. Cohen, G.W.
Mead, D. Merriman, Y.H. Olsen, W.C. Schroeder, L.P. Schultz
& J. Tee-Van (ed.) Fishesof the Western North Atlantic, Mem.
Sears Found. Mar. Res. 1.
Watson, D.M.S. 1925. The structure of certain paleoniscids and
the relationships of that group with other bony fishes. Proc.
Zool. Soc. London 1925: 815–870.
Watson, D.M.S. 1928. On some points in the structure of paleo-
niscids and allied fish. Proc. Zool. Soc. London 1928: 49–70.
Weisel, G.F. 1978. The integument and caudal filament of the
shovel nose sturgeon,Scaphirhynchus platorynchus.Amer.
Mid. Natur.100:179–189.
Wiley,E.O.1981. Phylogenetics: the theory and practice of phylo-
genetic systematics. John Wiley & Sons, New York. 439 pp.
Wilimovsky, N.J. 1956. †Protoscaphirhynchussquamosus,a new
sturgeon from the upper Cretaceous of Montana. J. Paleo. 30:
1205–1208.
Williams, J.D. & G.H. Clemmer. 1991.Scaphirhynchussuttkusi,a
new sturgeon (Pisces: Acipenseridae) from the Mobile Basin
of Alabama and Mississippi. Bull. Alabama Mus. Nat. Hist. 10:
17–31.
Williot, P. (ed.) 1991. Acipenser. CEMAGREF Publ., Bordeaux.
519pp.
Woodward, A.S. 1889. On the paleontology of sturgeons. Proc.
Geol. Assoc. 11: 24–44.
Yakovlev,V.N. 1977. Phylogenesis of Acipenseriformes. pp. 116–
143.In:V.V. Menner (ed.) Essays on Phylogeny and System-
atics of Fossil Fishes and Agnathans, USSR Academy of Sci-
ences, Moscow (in Russian).
Zhou, Z. 1992. Review on †Peipiaosteusbased on new materials
of †P.pani.Vertebrata Palasiatica 30: 85–101.