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Swiss Journal of Palaeontology
Fig. 3 | Swiss Journal of Palaeontology

Fig. 3

From: Ontogenetic variation in the cranium of Mixosaurus cornalianus, with implications for the evolution of ichthyosaurian cranial development

Fig. 3

Mixosaurus cornalianus, anterior cervical vertebrae and otic capsule. Interpretive drawings are identified by an apostrophe alongside the corresponding letter. A Anterior cervical series in lateral view of adult specimen PIMUZ T 2420; B axis neural arch in lateral view of adult specimen PIMUZ T 4848, originally interpreted as two elements of otic capsule; C opisthotic in posterior view of adult specimen PIMUZ T 2414; D opisthotic in posterior view of adult specimen MSNM BES SC 1001. E prootic(?) of adult? specimen PIMUZ T 2415. atna atlas neural arch, atns atlas neural spine, axna axis neural arch, axns axis neural spine, bof basioccipital facet; cr3, cervical 3 neural arch; c3n, cervical 3 neural spine, hsc indentation for the horizontal semicircular canal, opi opisthotic, pop paroccipital process, pro prootic, pvsc process made by the indentation for the vertical semicircular canal, sa/ut indentation for the sacculus and/or the utriculus, stf supratemporal facet, vsc indentation for the vertical semicircular canal. Scale bar equals 5 mm

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