. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. FIRST DORSAL FIN (SPINOUS) MAXILLARY PREMAXILLARY SECOND DORSAL FIN [ (RAYED). PREOPERCLE Ficj. m. SERIOLA D0R5ALI5 (yellow-tail) FAMILY - CARANQIDAE CC. Head scaly on sides; maxillary very narrow, rudimentary or obsolete Synodontidae. BB. Photophores developed; no barbels at throat; vertebral spines not exserted in front of dorsal. E. Pseudobranchise present. a. Form elongate, snout pointed, photophores small Paralepididae. aa. Form oblong, snout not much produced, photophores con- spicuous M
. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. FIRST DORSAL FIN (SPINOUS) MAXILLARY PREMAXILLARY SECOND DORSAL FIN [ (RAYED). PREOPERCLE Ficj. m. SERIOLA D0R5ALI5 (yellow-tail) FAMILY - CARANQIDAE CC. Head scaly on sides; maxillary very narrow, rudimentary or obsolete Synodontidae. BB. Photophores developed; no barbels at throat; vertebral spines not exserted in front of dorsal. E. Pseudobranchise present. a. Form elongate, snout pointed, photophores small Paralepididae. aa. Form oblong, snout not much produced, photophores con- spicuous Myctophidae. EE. Pseudobranchise absent; mouth large, with canine teeth; scales deciduous or wanting Chauliodontidae. AA. Back without adipose fln. B. Back with a single dorsal fin made up of rays and not preceded by a series of free spines or followed by finlets. C. Body naked; throat without barbel; pectorals wanting; body snake-like; dorsal long and low Idiacanthidae. CC. Body scaly. D. Anal fin without distinct spines. E. Pectoral fins inserted high, near axis of body. F. Jaws each with long, sharp teeth mixed with smaller ones Escocidae [Belonidae]. FF. Jaws with small equal teeth, conic or tricuspid. G. Lower jaw more or less produced Hemiramphidae. GG. Lower jaw a little produced; teeth conic; pectorals elon- gate, forming an organ of flight Exocoetidae. EE. Pectoral fins inserted below axis of body. H. Throat with long barbels. Sides with phosphorescent spots Stomiatidae. HH. Throat without barbels. b. Phosphorescent spots present; teeth unequal . Chauliodontidae. bb. Phosphorescent spots none. I. Head scaly, more or less. 57. 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 Southern California Academy of Sciences. Los Angeles, Calif. : The Academy
Size: 2486px × 1005px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, books, booksubjectnaturalhistory
