Splenial

Hemimandible of Trimerorhachis; the splenial (labeled "sp") is visible on the interior surface

The splenial is a small bone in the lower jaw of reptiles, amphibians and birds, usually located on the lingual side (closest to the tongue) between the angular and surangular.[1][2]

References

  1. ^ Romer, A. S. (1956). Osteology of the Reptiles. 772 pp. Chicago & London.
  2. ^ Watson, D. M. S. (1912). LXVII.—On some reptilian lower jaws. Journal of Natural History, 10(60), 573-587.
  • v
  • t
  • e
Bones in the tetrapod skeleton
Skull
Cranium
Skull roof
Composite bones
Braincase
Composite bones
  • Occipital (Supraoccipital+Exoccipital+Basioccipital)
  • Otoccipital (Exoccipital+Opisthotic)
  • Parabasisphenoid (Parasphenoid+Basisphenoid)
  • Petrosal (Prootic+Opisthotic)
  • Temporal (Squamosal+Petrosal+Ectotympanic)
Palate
Mandible
Hyoid
Postcranial skeleton
Axial
Vertebrae
Ribs
Appendicular
Pectoral girdle
Forelimb
Manus
Carpus
Distal carpals
  • Distal carpal 1 (Trapezium)
  • Distal carpal 2 (Trapezoid)
  • Distal carpal 3 (Capitate)
  • Distal carpal 4 (Hamate)
  • Distal carpal 5
Pelvic girdle
Hindlimb
Pes
Tarsus
Proximal tarsals
Centralia
  • Centrale 1
  • Centrale 2
  • Centrale 3
  • Centrale 4
Distal tarsals
Composite tarsals
  • Astragalus (Talus) (Tibiale+Intermedium+Centrale 3+4)
  • Navicular (Centrale 1+2)
  • Cuboid (Distal tarsal 4+5)
Miscellaneous
  • Parentheses denote bones that receive a different name in particular clades
  • Italics denote neomorphic bones present only in particular clades
Stub icon

This human musculoskeletal system article is a stub. You can help Wikipedia by expanding it.

  • v
  • t
  • e
Stub icon

This vertebrate anatomy–related article is a stub. You can help Wikipedia by expanding it.

  • v
  • t
  • e