The marine mammals in the Anatomical Museum of the University of Edinburgh / by Sir Wm. Turner.

  • William Turner
Date:
1912
Catalogue details

Licence: In copyright

Credit: The marine mammals in the Anatomical Museum of the University of Edinburgh / by Sir Wm. Turner. Source: Wellcome Collection.

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    G. Brain of yoimg female Elephant Seal, No. 5, from Cliristmas Harbour. Membranes removed. Its dimen- sions and anatomical characters are described by Turner in Challemjer RejXjrt, Ixviii., 1888, plates viii., ix. Figures on page 197. Subfamily OGMORHININH^. Anterior nares in front of infra-orbital foramina, which open into floor of orbit; beak moderately prolonged in front of nares. Inner wall of orbit defective. Pterygoids almost horizontal, separated from base of 2 2 skull by a slit or foramen. Dentition: in. ^ , c. ^ , p.c. ^ ^=32; post-canines two-rooted, except the first. First and fifth toes of pes longer than the others. I. OGMORHINUS. (Og.) Ogmorhinus, Peters, Monatsh. cl. k. preuss. Akad. d. IFiss., Berlin, 1875. Stenorhinque, F. Cuvier, Mem. du Museum, xi., 1824. Premaxillse not quite reaching the nasals; cranial breadth may or may not be wider than inter- zygomatic; anterior nares oblique; inter-orbital part of frontal constricted behind, expanded anteriorly; hard palate scooped out at posterior border, vomer distinct in mid-palatal cleft; basi- occipital not perforated ; par-occipital process present. Wall of auditory meatus short; groove between tympanic and mastoid temporal. The name Steno- rhynchus was originally given to this genus, but as it had been previously applied to a Crustacean, Ogmorhinus has been substituted. (1) Ogmokhinus leptonyx. (Og. l.) (Leo])ai'd Seal, Sontheni Ocean.) Phoca leptonyx, J)e Blainville, Journ. de Phys., xci., 1820. Stenorhynchus leptonyx, F. Cuvier, Did. Sc. Nat., xxxix.: Cray, Zool. Voy. Erehus and Terror, 1875. Tympanic bulla triangular, with pointed antero-internal apex, not much swollen, with ridge running from