transmontanus unusual adaptations for bottom dwelling.
Respir. Physiol.34: 153–170.
Burggren, W.W. & W.E. Bemis. 1992 Metabolism and ram gill
ventilation in juvenile paddlefishes, Polyodon spathula Dissertation, University of Massachusetts, Amherst. 444 pp
(Chondrostei: Polyodontidae) Physiol. Zool. 65: 5 15–539.
Carlson, D.M., W.L. Pflieger, L. Trial & P.S. Haverland. 1985.
Distribution, biology, and hybridization of Scaphirhynchus al-
busandScaphirhynchus platorynchusin the Missouri and Mis-
sissippirivers. pp. 51–59.In: F.P. Binkowski & S.I. Doroshov
(ed.) North American Sturgeons: Biology and Aquaculture
Potential,Developments in Env. Biol. Fish. 6. Dr W.Junk Pub-
fishers, Dordrecht.
Cope, E.D. 1883. A new chondrostean from the Eocene. Amer.
Nat. 17: 1152–1153.
Danforth, C.H. 1913. The myology ofPolyodon.J. Morphol. 24:
107 - 1 146.
Dean, B. 1895. Fishes living and fossil. MacMillan, New York.
Dettlaff, T.A., A.S. Ginsburg & O.1. Schmalhausen. 1993. Stur-
geon fishes: developmental biology and aquaculture. Springer
Verlag, Berlin. 300 pp.
Dillard, J.G., L.K. Graham & T.R. Russell. 1986.The paddlefish:
status, management, and propagation. North Central Div-
sion, American Fisheries Society, Special Publication7. 159
pp.
Dingerkus, G. & W.M. Howell. 1976. Karyotypic analysis and
evidence oftetraploidy in the North American paddlefish, Po-
lyodon spathula.Science 194: 842-844.
Disler, N.N. 1949. Development of the skin sensory organs of theFindeis, E.K. 1993. Skeletal anatomy of the North American
shovel nose sturgeonScaphirhynchus platorynchus( Riafines-
que 1820) with comparisons to other Acipenseriformes. Ph.D.Findeis, E.K. 1997. Osteology and phylogenetic interrelation-
ships of sturgeons (Acipenseridae). Env. Biol. Fish. (this vol-
ume).
Fink, W.L. 1982. The conceptual relationship between ontogeny
and phylogeny Paleobiology 8: 254–264.
Fitzinger, L.J. &J.Heckel. 1836. Monographische dorstellung
derGallung Acipenser.Zool. Abh. Ann. Wiener Mus. Natur-
gesch. 1: 262-326. (Note: order of authorship is reversed in
some bibliographic citations).
Fontana, F. & G. Colombo. 1974. The chromosomes of Italian
sturgeons. Experientia 30: 739-741.
Forbes, S.A. & R.E. Richardson. 1905. On a new shovelnosestur-
geon from the Mississippi River. Bull. Ill. St. Lab. Nat. Hist.Galbreath,J.C. 1985. Status, life history.,and management of Co-
lumbiaRiverwhite sturgeon.Acipenser transmontanus.pp.
119–125.In: F.P.Binkowski & S.I. Doroshov (ed.) North Amer-
ican Sturgeons: Biology and Aquaculture Potential, Develop-
ments in Env. Biol. Fish. 6, DrW.Junk Publishers, Dordrecht.
Gans, C. 1986. Scenarios: Why? pp. 1 - 10.In: R. E. Foreman, A.
Gorbman, J.M. Dodd & R. Olsson (ed.) Evolutionaty Biology
of Primitive Fishes, Plenum Press, New York.
Gardiner, B.G. 1967. Further notes on paleoniscids with a classi-
fication of the Chondrostei. Bull. Brit. Mus. Nat. Hist., Geol.
Ser. 8: 255–325.
a review based on new specimens of MimiaandMoythomasia
from the upper Devonian of Western Australia. Bull. Brit.
Mus. Nat. Hist Geol. Ser. 37: 173–248.
Gardiner, B.G. 1984b. Sturgeons as living fossils pp. 148–152.In:
N. Eldredge & S.M. Stanley (ed.) living Fossils, Springer Ver-
lag, New York.
Gardiner, B.G. 1993. Basal actinopterygians. pp. 611–619.In:M.
J.Benton (ed.) The Fossil Record2,Chapman and Hall, Lon-appartiennent ausous-genre Antaceus. Nouv. Arch. Mus. Gardiner, B.G. & B. Schaeffer. 1989. Interrelationships of lower
Hist. Nat. Paris 3: 131–188. actinopterygian fishes. Zool. J.Linn. Soc. 97: 135-187.
Gengerke, T.W. 1986. Distribution and abundance of paddlefish
byranus Polyodon gladiusetPeristethidion prionocephalum in the United States. pp. 22-35. In:J.G. Dillard, L.K. Graham
accompagnée de quelques considérations générales sur les & T.R. Russell (ed.) The Paddlefish: Status. Management and
groupes auxquelscesespècesappartiennent. Nouv. Arch Propagation , North Central Division , American Fisheries So-
Mus. Nat. Hist. Nat. Paris 4: 93–116. ciety, Special Publication 7, Columbia.
Duméril, A.H.A. 1870. Histoire naturelle des poissons, ou ich- Georgi, J.G. 1775. Bemerkungen einer Reise im russischen
thyologiegénérale, Vol2,Paris. 624pp. Reich. Volume 1. Saint Petersburg. 352 pp.
Egerton, P. de M.G.1858.OnChondroteus,an extinct genus of Gershanovich, A.D. & T.T.J. Smith (ed.) 1995. Proceedings of In-
the Sturionidae, found in the Lias Formation at Lyme Regis. ternational Symposium on Sturgeons, September 6-11, 1993,
Phil. Trans. Roy. Soc. Lond. 148: 871–835. VNIRO Publishing, Moscow. 360 pp.
Ellis, W.S. 1990. The Aral: a Soviet sea lies dying. Nat. Geog.177: Ginsburg, A.S. & T.A. Dettlaff. 1991.The Russian sturgeonAci-
71-93, penser gueldenstaedtii.I. Gametes and early development up to
Findeis, E.K. 1989. Morphological specializations of the bran- time of hatching pp. 15-65,In:T.A. Dettlaff & S.G. Vassetzky
chial arches of sturgeons (Acipenseridae). Amer. Zool. (ed.) Animal Species for Developmental Studies, Volume2,
29:123A (abstract). Vertebrates, Plenum Press, New York.
Findeis, E.K. 1991. Ontogeny and homology of the‘maxilla’ of Goncharov, B.F., O.I. Shuhravy & V.K. Uteshev. 1991. Reproduc-
sturgeons: evolution of mobile jaw elements in early actinop- tion and early development ofPseudoscaphirhynchus kauf-
terygian fishes. Amer. Zool. 31: 8A (abstract).300 pp. 7:37-44.lateral line of Acipenser stellatus.Trudy Inst. Morph. Zhiv.im. Gardiner,B.G. I984a. The relationships of the paleoniscid fishes.
A.N.Severtsova 1: 333-362 (in Russian).ing yolk nutrition. Trudy Inst. Morph. Zhiv. im. A.N. Severt-
sova 10: 244-263 (in Russian).
Dragomirov, N.I. 1957 Larval development of the Volga-Cas
pian sturgeon Acipenser gueldenstadtii Brandt. Trudy Inst.
Morph. Zhiv. im. A.N. Severtsova 20: 187 - 231 (in Russian).Dragomirov, N.I. 1953. Development of the sevryuga larvae dur-Dumèril, A.H.A. 1867. Prodrome d’une monographie des estur-
geonset description des espèces de I’Amérique du Nord qui don. s45 pp.Duméril, A.H.A. 1868. Note sur trois poissons:Acipenser da-