ntctacjor 



ctn t.pal^or 

 irtforbj-or 



post pal^'or 

 pter 



J 



ses 



scaph 

 eni.ctirt- 

 metatJr 



Fig. 1127.— Skeleton of male Ornithorliyncllu&. Vcnti-^I view. The right foie-limb has been separated and 

 turned round so as to bring into view the dorsal surface of the manus : the lower Jaw is removed, ace. 



■* ta,r%. accessory tarsal bone supporting the spur ; ant. pal. for. anterior palatine foramen ; atl. atlas ; ast. 

 astragalus ; ax., axis ; 6s.oc. baai-occipital ; Os.sph. basi-sphenoid ; calc. calcaneum ; cOd. cuboid ; cerv. rb. cervical 

 rib ; clav. clavicle ; eond. for. foramen above inner condyle of humerus ; cor. coracoid ; cun. cuneiform of 

 carpus ; dent, position of horny teeth ; ect.cun. ecto-cuneiform ; ent.cun. ento-cuneiform, ; ep.cor.. epicoracoid ; 

 eji. pb. epipubis-; //>. fibula ; fern, femur ; for. mag. foramen magnum ; glen, glenoid cavity of shoulder-joint 

 and glenoid cavity for mandible ; hum. humerus ; il. ilium ; in. cond. inner condyle of humerus ; inf. orb. 

 for. points to position of infra-orbital foramen ; infr. proc. inferior processes of caudal vertebrae ; int. rbs. 

 intermediate ribs; iscii. ischium; map. magnum of carpus; onax. maxilla; max for. maxillary foramen ; 

 metat. /, first metatarsal ; metat. V, fifth metatarsal ; nas. cart, nasal cartilage ; obt. obturator foramen ; 

 ol. olecranon ; out. cond. outer condyle of humerus ; pal. palatine ; -p^t. patella ; post. pal. for. posterior 

 palatine foramen ; pr.max. premaxilla; pr. at. presternum ; pter. pterygoid ; -pub. pubis; rad. radius; scap. 

 scapula ; scaph. scaphoid of tarsus ; scaph. tun. scapho-lunar ; ses. sesamoid bones of wrist and ankle ; 

 «p. tarsal horny spur ; sq. squamosal ; tib. tibia ; ird. trapezoid ; trm. trapezium ; troch. tnaj. greater 

 trochanter of femur ; troch. min. lesser trochanter ; i7/m. c. tympanic cavity ; uln. ulna ; unc. unciform ; 

 v<m. vomer: r.. dnmh-bRn-shatied bone : zva. zveomatie arch : / — V. dierits of manus, *, 



