92 



THE VERTEBRATE SKELETON. 



FIG. 11. LATERAL VIEW OF THE SKULL or A SALMON (Salmo solar) 

 (after PARKER). Cartilage is dotted. 



1. supra-occipital. 



2. epi-otic. 



3. pterotic. 



4. sphenotic. 



5. frontal. 



6. median ethmoid. 



7. parietal. 



8. nasal. 



9. lachrymal. 



10. sub-orbital. 



11. supra-orbital. 



12. cartilaginous sclerotic. 



13. ossification in sclerotic. 



14. meso-pterygoid. 



15. meta-pterygoid. 



16. palatine. 



17. jugal. 



18. quadrate. 



19. maxilla. 



20. premaxilla. 



21. articular. 



22. angular. 



23. dentary. 



24. hyomandibular. 



25. symplectic. 



26. epi-hyal. 



27. cerato-hyal. 



28. hypo-hyal. 



29. glosso-hyal. 



30. opercular. 



31. sub-opercular. 



32. infra- opercular. 



33. pre-opercular. 



34. supratemporal. 



35. branchiostegal rays. 



36. basi-branchiostegal. 



