Fig. 4. — Araeoscelis gracilis: A, posterior cervdcal vertebrae of young, as con- 

 nected in matrix; B, second caudal vertebra, from below; C, fourth or fifth cervical 

 vertebra, from above; D, axis, from the side; E, median cervical, adult, from above; 

 F, proximal end of same; G, distal end of same; H, median caudal, from the side; 

 /, distal caudals, from the side; /, median caudal, from the side; K, first presacral 

 and sacral vertebrae, not quite adult, from above; L, clavicle of half -grown animal; 

 M, calcaneum, adult; N, dorsal vertebra, adult; O, lumbar vertebra, adult; P, ante- 

 rior dorsal, adult; Q, series of anterior dorsals, adult, from above; R, metacarpals 

 and phalanges of third, fourth, and fifth digits, as preserved in matrix; S, phalanges in 

 positions as preserved; T, metacarpal or phalange; U, fourth metatarsal, adult; 

 V, pelvis, adult, from the side. All enlarged one-half. 



