. Catalogue of the fossil fishes in the British Museum (Natural History) ... Fishes, Fossil. EUGNATHID^l. 309 broad as deep, and its maximum breadth exceeding one-third the length of the cranium; maxillary teeth very slender, those of the premaxilla and dentary much stouter and closely arranged. Principal flank-scales about as deep as broad ; all the scales of the abdominal region very finely serrated, and many also equally finely pectinated. Form. 6f Log. Lower Kimmeridgian (Lithographic Stone) : Bavaria. 43003. The type specimen, in counterpart; Solenhofen. Winkler's original description and
. Catalogue of the fossil fishes in the British Museum (Natural History) ... Fishes, Fossil. EUGNATHID^l. 309 broad as deep, and its maximum breadth exceeding one-third the length of the cranium; maxillary teeth very slender, those of the premaxilla and dentary much stouter and closely arranged. Principal flank-scales about as deep as broad ; all the scales of the abdominal region very finely serrated, and many also equally finely pectinated. Form. 6f Log. Lower Kimmeridgian (Lithographic Stone) : Bavaria. 43003. The type specimen, in counterpart; Solenhofen. Winkler's original description and figure are very inadequate arid in part incorrect. Some further details may therefore be given, illustrated by the accompaning outline-sketch (fig. 35). The cranial roof is displaced forwards, exhibit- ing the thick parietals {pa.) and frontals (//'.), with the Y\s. Heterolepidotus typicus ; head-bones of type specimen, less than one half natural size. br., branchiostegal rays ; , ceratohyal ; , circumorbitals ; , epihyal ; fr., frontal; Tim., hyomandibular; , interoperculutn ; md., mandible ; mx., maxilla; op., operculum ; , postclavicle; , preoperculum ; pa., parietal; pas., parasphenoid ; pmx., premaxilla ; s.#u\,supramaxilla ; , suborbitals ; , suboperculum ; sq., squamosal; si., supratemporal ; sym., symplectic; v., vomer. squamosals {sq.), from the inner aspect; while the base of the skull occurs still further forwards, apparently com- prising the long and narrow parasphenoid {pas.) with the pair of vomerine bones {v.) in front. The two premaxilla?. 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 British Museum (Natural History). Dept. of Geology; Woodward, Arthur Smith, 1864-1944. London, Printed by order of the Trustees
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Keywords: ., bookauthorbritishmuseumnaturalh, bookcentury1800, bookdecade1880
