A treatise on zoology . Fig. Head of A naias scandens, Dald. (AfterCuvier, from Sedgwicks Zoology.) Theoperculum has been removed to show theexcavated superior pharyngeal (ijharyngo-hranchiah). spinous and five soft dermal rays, and the cranial bones have a smoothsurface forming a complete covering to the head and cheeks. Thepreopercular is movable, and said to be used in climbing. Anabas, Cuv. ; E. Indies, Africa. Family O-sphromexidae. The cranial bones are more irregularlysunk ; and the pelvic bones point upwards to the cleithra, with whichthey are closely bound. The pelvic fins are
A treatise on zoology . Fig. Head of A naias scandens, Dald. (AfterCuvier, from Sedgwicks Zoology.) Theoperculum has been removed to show theexcavated superior pharyngeal (ijharyngo-hranchiah). spinous and five soft dermal rays, and the cranial bones have a smoothsurface forming a complete covering to the head and cheeks. Thepreopercular is movable, and said to be used in climbing. Anabas, Cuv. ; E. Indies, Africa. Family O-sphromexidae. The cranial bones are more irregularlysunk ; and the pelvic bones point upwards to the cleithra, with whichthey are closely bound. The pelvic fins are modified ; the outer dermo-trich being excessively long and jointed, while the others become reduced(Fig. 426). The anal fin reaches far forwards. Helostoma, K. and H. ; Betta, Blk. ; Osphromenus, Com. ; Trichogaster, MUGILIFORMES 423. Fio. oJfix, Comin. (After Guntlier.) Schin.—E. Indies. Micracanthus, Sauv. ; Africa. Luciocephalus, Blk. ;Polyacanthus, K. and H. Tribe 4. Family Chiasmodontidae. Of very doubtful relationship are thesevoracious deep-sea fish. The skeleton resembles that of the Athermidae,but the operculum is reduced. The scales are small or absent. Chiasmodon, Johns. ; Pscxidoscopelus, Gthr. ; Champsodon, Gthr.
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishe, booksubjectzoology
