INTRODUCTION. 



the magnitude of the bones and from the close correspondence of 

 the Stal region with that of the Longniddry whale I beheve 

 that tlTlh-threy specimen should also be regarded as BaUnoptera 



''lif Addition to the bones now described, but not having a label or 

 other mark of identification, is a right scapula which in genera appear- 

 anceTnd texture resembles the bones found in the Carse clay. Its 

 length between the two angles was 5 feet 2 inches, and the g enoido- 

 iTrtebral diameter was 3 feet 5 inches. . I^ -s - -^^^^^^^^^ 

 nlate for a scapula, 2f inches at the superior angle, 2\ inches at tne 

 Fnferior anoL • the lertebral border, forming a continuous convex 

 curv wal* nch thick. The long diameter of the glenoid fossa wa 

 1 5 Iniles The coracoid process was represented by a rough tubercle 

 viti a base of 2 inches; no acromion was present; the dorsal 



spine was only faintly indicated. The scapula (figure above) differed 

 materi^IlTy from that of B. sihhaldi, in which, as can be seen n 

 Plate iv! the bone is triangular, the vertebral border is moderate y 

 Tonvex, the spine is distinctly marked^ the acromion and co-eoid^^^^^^^ 

 larc^e processes, and the blade is relatively thm. The Carse scapula 

 corresponds, in its general form and in the absence of processes with 

 r disci^tion and figures given of this bone ^^^^^^pS. 

 The lonc^est Megaptera yet recorded was 511 feet (iuie, Jy/ia e 

 hone Wude^ of the North Atlantic, 1904). but the customa y 

 e^athi between 40 and 50 feet. In the Tay specimen described 

 by Sir -Tohn Struthers, the ossification of which was not completed, 



'^\^'^S^^^:^y history of this scapula, one can only ^ecula^^ 

 on ts oricnn. There is no evidence that it was found at A irthiey 

 and thei^ is reason to regard the skeleton from that locality as a 



