1012 MESSES. B. C. A. WINDLE ATCB F. G. PAHSOKS ON [DeC. 19, 



16. The flexor profundus digitorum has a large palmar sesamoid 



developed in it. 



17. The lumbricales as a rule are absent. 



18. The pronator quadratus is absent. 



19. The supinator longus is always absent. 



20. The extensor ossis metacarpi poUicis is inserted into the first 



metacarpal bone. 



21. The supinator brevis is small or absent. 



22. The caudo-t'emoralis is separable from the ectogluteus with 



difficulty. 



23. The semimembranosus has a very extensive insertion into 



the tibia. 

 21. The femoral head of the flexor cruris lateralis is absent. 

 2-5. The tenuissimus is usually present. 



26. The extensor longus digitorum never has a femoral origin. 



27. The extensor brevis digitorum always has a tarsal origin. 



28. The peroneus longus sometimes has a femoral origin and its 

 tendon always runs across the sole. 



29. The gastrocnemius has no fabellse. 



30. The plantaris is present. 



31. The flexor brevis digitorum is the continuation of the plantaris 



into the sole. 



32. The flexores tibialis et fibularis have a large sesamoid bone in 



the sole. 



33. The tibialis posticus is double. 



34. The accessorius pedis is represented only by a fibrous band. 



# 

 Manid^. 



1. The panniculus is arranged as in a generalized mammal. 



2. Sterno-facialis and sphincter colli are absent. 



3. The sterno-maxillaris is absent. 



4. The sterno-glossus is present. 



5. The rectus thoracis lateralis is present and deep to the rectus 

 ventralis. 



6. The splenius colli is absent. 



7. The clavicular deltoid forms a cephalo-humeralis with the 



trapezius. 



8. The coraco-brachialis is absent. 



9. The flexor longus cubiti has only a glenoid head. 



10. The flexor brevis cubiti rises from the neck of the humerus. 



11. The extensor cubiti has more than one scapular head. 



12. The flexor carpi radialis reaches the metacarpus. 



13. The palmaris longus is usually distinct. 



14. The flexor sublimis digitorum has only one or two tendons. 



15. The flexor profundus digitorum has a feeble palmar sesamoid. 



16. The pronator quadratus is absent. 



17. The supinator longus is present or absent. 



18. The extensor ossis metacarpi pollicis sometimes reaches no 

 farther than the trapezium. 



