. The fishes of North and Middle America [microform] : a descriptive catalogue of the species of fish-like vertebrates found in the waters of North America, north of the Isthmus of Panama. Fishes; Fishes; Poissons; Poissons. 1I1 ' r ! i i ' t '1. ;. r' i'}, liiil * 22G Hulletin ^7, United States National Museum. 115. GILA,' Dainl iV (iirard. (U\a, nAIiin A (iiiiAKii, I'roc. Ac. Nat. 8ci. Pliila., 1H63, :mH, (ruhxtOa). liody elongate, little coinpreHacd, the back arched, especially in the adult; the caudal peduncle typically extreinuly long, Hlender, contracted, much narrower than the haso of t
. The fishes of North and Middle America [microform] : a descriptive catalogue of the species of fish-like vertebrates found in the waters of North America, north of the Isthmus of Panama. Fishes; Fishes; Poissons; Poissons. 1I1 ' r ! i i ' t '1. ;. r' i'}, liiil * 22G Hulletin ^7, United States National Museum. 115. GILA,' Dainl iV (iirard. (U\a, nAIiin A (iiiiAKii, I'roc. Ac. Nat. 8ci. Pliila., 1H63, :mH, (ruhxtOa). liody elongate, little coinpreHacd, the back arched, especially in the adult; the caudal peduncle typically extreinuly long, Hlender, contracted, much narrower than the haso of the caudal tin, which ia widely toikiMl, with its basal fulcra very much developed. Head in typical HjKM'it'i* broad, depressed, its piotile concave. Mouth large, horizontal, and omt lapped by the broad snout. Dorsal iln behind the middle of the Imdy, slightly behind ventrals. Anal basis short. Intestinal cunul nliort. Scales very small, little imbricated, sonietinies scarcely imbricate at all, longer than deep, especially posteriorly. No barbel. Pseudobiancliiic present. Teeth 2, 5-4, 2, close set, compressed and hooked, \vitli<iiit grinding surface. Vertebno 42 to 46. Peritoneum dusky. Spcu'icN of large size, the typical form remarkably unlike the usual Cyprinoid lyjie, but varying through » series of intermediate forms directly into , so that tlu genus has no very satisfactory technical character. {Gilo, tlii- name of the river where the typical species was first obtained.) u. B«lly more or loss fully Hcalrd. b. Caudal jiciliinclo vury Hlonilcr, itR least doptli l';Y, in maxillary ; Rculfs of hack ami livlly much reduced. , 'M. bb. Caudal |icdunrlu not vnry Rlendor, its least depth l]^ in maxillary ; scales (it'ljiick iinil helly moderately r<!duced. uoiifsTA, llill. aa, llelly naked ; caudal pudunclu Blonder ; anterior profile scarcely concave. BEHIM'HA, 362. 8«0. miiA ELEOANS, Baird k Oirard. (BONY-TAII,; "QlLA ;) Head 5; depth 5;
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectfishes, bookyear1896
