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Skull I. Neuro cranium II. Viscero cranium

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Skull I. Neuro cranium II. Viscero cranium

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    1. Skull I. Neurocranium II. Viscerocranium

    3. Fossa cranii caudalis inner (cerebellar) surface ventrally: Impressio medullaris sagittal medulla oblongata (brain - spinal cord) Impressio pontina transverse pons bridge dorsally: Impressio vermialis - sagittal cerebellar vermis tentorium cerebelli osseum

    4. Fossa cranii media med. ? lat. fossa hypophysealis (sella turcica) sulcus nervi ophthalmici (med.) sulcus nervi maxillaris (lat.) spina ossis sphenoidalis fossa piriformis impressiones digitatae (imp. gyrorum) rostr., median: sulcus chiasmatis (sulcus nervi optici)

    5. Fossa cranii rostralis caud.: crista orbitosphenoidalis rostr.: lamina cribrosa / nasal cavity 2x fossa ethmoidalis (olfactory bulb), for. ethmoidale impressiones digitatae (imp. gyrorum) rostrum (ossis sphen.), crista galli, crista sagittalis interna

    6. dors. ? ventr.

    7. Os temporale: squama ossis temporale os petrosum Os petrosum: pars tympanica pars petrosa pars mastoidea proc. muscularis (thin, needle-like) proc. styloideus (for the hyoide bone) (not in Ca, Sus)

    8. orientation on petrosal bone: lat.: porus acusticus externus pars mastoidea situated laterally rostroventrally directed: proc. muscularis proc. styloideus

    9. os petrosum, med. aspect porus acusticus internus ? meatus ? fundus (4 openings) rostrodors.: area n. facialis (introitus canalis n. VII.) rostroventr.: area cochleae caudodors.: for. vestibulare dors. caudoventr.: for. vestibulare ventr. caud., dors.: apertura externa aquaeductus vestibuli caud. ventr.: apertura externa canaliculi cochleae rostr., dors.: fovea ganglii semilunaris = fov. ganglii nervi trigemini

    10. skull, ventral surface for. magnum for. nervi hypoglossi for. jugulare (= for. lacerum aborale) Eq.: for. lacerum (orale) med.: incisura carotica (lat. + med.?) inc. ovale lat.: inc. spinosa for. alare caudale for. retroarticulare for. stylomastoideum

    11. II. Viscerocranium meatus nasi dors. ? lamina cribrosa (? olfactory bulb) meatus nasi medius ? sinus paranasales (eq 1 system) meatus nasi ventr. ? pharynx (? larynx ? trachea) meatus nasi communis (next to septum nasi) Orbit fossa sacci lacrimalis (rostr. ? nasal cavity) fossa glandulae lacrimalis (lat., but within the orbit) fossa musculi obliqui ventr. (medioventr.) fovea trochlearis (mediodors., for m. obliquus dors.) Ca, Sus: ligamentum orbitale

    12. Arcus zygomaticus Os temporale, proc. zygomaticus Os zygomaticum, proc. temporale Os frontale, proc. zygomaticus Ca, Sus: Lig. orbitale

    13. fossa pterygopalatina

    14. palatum durum (hard palate) os palatinum, lamina horizontalis maxilla, proc. palatinus os incisivum, proc. palatinus margo interalveolaris (= diastema) septa interaleveolaria septa intraalveolaria (= interradicularia) rostr.: foramen interincisiva (Ca, Eq) fissura interincisiva (Ru, Sus)

    15. Mandibula lat.: fossa masseterica, rostr.: for. mentale med.: fossa pterygoidea, caud.: for. mandibulae facies lingualis / fac. labialis + fac. buccalis interspec. diff.: margo ventr. shape angulus mandibulae Eq: tuberositas musculi sternomandibularis Ca: proc. angularis (caudovetr.)

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