~. O
<br />~ M
<br />Base of left pectoral fin-ray,14.3 mm T.L. From
<br />a specimen at least 350 mm S.L.
<br />Catostomus latipinnis, flannelmouth sucker
<br />Neurocranium (incomplete), 33.6 mm T.L. From
<br />a specimen ca. 400 mm S.L.
<br />4. Main room, N-S T. Tr, Grid H-19, 25-50 cm. June
<br />25,1969, John Ware III and Bruce Harrill.
<br />Catostomus discobolus
<br />Left maxilla (broken), 16.2 mm T.L. From a
<br />specimen at least 280 mm S.L.
<br />5. Main room, N-S T. Tr, Grid I-19, 25-58 cm. June 26,
<br />1969, John Ware III and Bruce Harrill.
<br />Catostomus discobolus
<br />Dennethmoid (broken),12.8 mm long,13.9 mm
<br />wide. From a specimen ca. 275 mm S.L.
<br />6. Main room, N-S T. Tr, Grid I-19, 15-20 cm. June 24,
<br />1969, Bruce Harrill and John Ware III.
<br />Catostomus discobolus
<br />Right dentary (incomplete). From a specimen
<br />ca.260 mm S.L.
<br />7. Pack rays nest near FS #3 and FS #5. June 17, 1969,
<br />Robert Page.
<br />Posterior parts of 3 vertebral columns of which
<br />darker specimens (Figure 2D) represent Gila
<br />elegans.
<br />N.B. All of above remains are non-mineralized, either
<br />because of their relative recency or dryness of
<br />the cave environment. The bones are very well
<br />preserved; some might be at least as old as those
<br />of the California condor.
<br />8. Cave passageway -pack rat's nest to North. June
<br />18, 1969, Robert Page.
<br />5 fossil cyprinid vertebrae (articulated), tenta-
<br />tively referred to Gila. From caudal part of ver-
<br />tebral column of a Large munnow around 400
<br />mm S.L.
<br />9. E-W Tr, Grid GG, 5-10 cm. June 23,1939, Lawrence
<br />Powers, Robert Euler, Robert Page.
<br />Gila elegans (probably)
<br />Complete urohyal, 27.5 mm T.L. From a fish
<br />ca. 330 mm S.L.
<br />References
<br />Behnke, R.J., and D.E. Benson
<br />1980 Endangered and threatened fishes of the up-
<br />per Colorado River basin. Coop. Ext. Serv.,
<br />Colorado State University, Bulletin 503A:1-34,
<br />illus.
<br />Gehlbach, F.R., and R.R. Miller
<br />1961 Fishes from archaeological sites in northern
<br />New Mexico. Southwestern Nat,, 6:2-8, figs.
<br />1-2.
<br />Holden, P.B., and W.L. Hinckley
<br />1980 Gila robusta Baird and Girard. Roundtail chub,
<br />p. 172. In: Lee, D.S., et al., Atlas of North
<br />American Freshwater Fishes. Raleigh: N. Caro.
<br />State Mus. Nat. Hist.
<br />Holden, P.B., and C.B. Stalnaker
<br />1970 Systematic studies of the cyprinid genus Gila,
<br />in the upper Colorado basal. Copeia, 1970(3):
<br />409-420, figs. 1-4.
<br />Miller, R.R.
<br />1946 Gila cypha, a remarkable new species of cy-
<br />prinidfish from the Colorado River in Grand
<br />Canyon, Arizona. Jour. Wash. Acad. Sc.,
<br />36(12):409-415, fig. 1.
<br />1955 Fish remains from archaeological sites in the
<br />lower Colorado River basin, Arizona. Pap.
<br />Mich. Acad. Sci., Arts, and Letters, 40(1954):
<br />125-136, fig. 1, pls. 1-5.
<br />Hinckley, W.L., and N.T. Alger
<br />1968 Fish remains from an archeological site along
<br />the Verde River, Yavapai County, Arizona.
<br />Plateau, 40(3):91-97.
<br />Hinckley, W.L., and J.E. Deacon
<br />1968 Southwestern fishes and the enigma of "En-
<br />dangered Species." Sci.,159(3822):1424-1432,
<br />figs. l-3.
<br />Smith, G.R., R.R. Miller, and W.D. Sable
<br />1979 Species relationships among fishes of the
<br />genus Gila in the upper Colorado River drain-
<br />age, pp. 613-623. In Linn, R.M., ed., Proc.
<br />First Conf. Res. Nat. Parks. Vol. 1, U.S. Nat.
<br />Park Serv. Trans. &Proc. Ser. No. 5.
<br />65
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