"Side view of rabbit's skull. Pmx., Premaxilla; Na., nasal; Fr., frontal; Pa., parietal; Sq., squamosal; S.O., supraoccipital; Per., periotic; T., tympanic (the reference line points to the bony external auditory meatus, beneath it lies the inflated bulla); PO., paroccipital process." -Thomson, 1916

Rabbit Skull

"Side view of rabbit's skull. Pmx., Premaxilla; Na., nasal; Fr., frontal; Pa., parietal; Sq., squamosal;…

"Under surface of rabit's skull. Inc. I., First incisors; Inc. II., second incisors; PMX., premaxilla; PA.PMX., palatal process of premaxilla; MX., maxilla; PAL., palatine; Z., zygomatic arch; BS., basisphenoid; J., posterior part of jugal; BO., basioccipital; PAR.OCC., paroccipital process of exoccipital; SOC., supraoccipital; C., one of the condyles; AM., external auditory meatus; TB., tympanic bulla; GF., glenoid fossa; PT., pterygoid." -Thomson, 1916

Under Surface Rabbit Skull

"Under surface of rabit's skull. Inc. I., First incisors; Inc. II., second incisors; PMX., premaxilla;…

"Upper surface of rabbit's skull. N., Anterior nostril; PMX., premaxilla; NA., nasal; FR., anterior part of frontal; MX., posterior part of maxilla; j., anterior part of jugal; SO.F., supraorbital process of frontal; FRR., posterior part of frontal; JJ., posterior end of jugal protruding below zygomatic portion of squamosal (Z.SQ.); PA., parietal; AM., external auditory meatus; SO., supraoccipital; IP., interparietal; SQ., squamosal." -Thomson, 1916

Upper Surface Rabbit Skull

"Upper surface of rabbit's skull. N., Anterior nostril; PMX., premaxilla; NA., nasal; FR., anterior…