. 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. w 2532 Bulletin ^7, United States National Museum, n !'• 4 '. d. Subopercle and postclavicle normal, both thin and flat, not enlarged and ivory-like. Pollachiuh, 977. dd. Subopercle and postclavicle enlarged, the bone dense and smooth, like ivory. Thebaora, 978. bb. Lower jaw included; barbel well developed; caudal not concave buhind. e. Hypocoracoid not swollen and ivory-
. 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. w 2532 Bulletin ^7, United States National Museum, n !'• 4 '. d. Subopercle and postclavicle normal, both thin and flat, not enlarged and ivory-like. Pollachiuh, 977. dd. Subopercle and postclavicle enlarged, the bone dense and smooth, like ivory. Thebaora, 978. bb. Lower jaw included; barbel well developed; caudal not concave buhind. e. Hypocoracoid not swollen and ivory-1 ike; lateral liuepalo; supraoccipital crest moderate. /. Transverse processes of vertebras thickened, swollen, and ivory-like at tip; small codfishes of the Arctic. Eleginus, 979. ff. Transverse processes of verte))ra) not swollen at tip. ed. Thysiculus, 987. mm. Vomer with teeth; head not compressed. p. Vomer and mandible without canines. Fresh-water species. Lota, 988. pp. Vomer and niandib!e armed with canines. Deep- 'vater species. Molva, 989. rilYCiNiK: jj. Ventral rays very slender, each of 1 or 2 rays. g. Ventrals each of 2 or 3 slender rays. Urophycis, 990. qq. Ventrals each of a single bifid ray. LiEMONEMA, 991. Gaiuropsarin*:: n, Anterior dorsal formed of a single slender ray, followe<1 by a band of fringes; ventrals each of 5 t 7 rays. r. Barbels 3; snout with 2 barbels, 1 at each nostril, none at tip; chin witi 1 barbel. GAiDRopsARrs, 992. rr. Barbel.) 4; snout with 3 barbels, 1 at tip of snout and 1 on each nostril; chin with 1 barliel, liead high and compressed: no canines. Enchblyopdh, 993. BROSMINiB: hh. Dorsal fin continuous, ; ventrals several-rayed; teeth on jaws, vomer, and palatines; mouth large; ^Vontal bono. Bbosme, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original
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Keywords: ., bookcentury1800, bookdecade1890, bookpublisher, booksubjectfishes
