EXPLANATION OF PLATE 21. 

 Leptocheirus zitteli n. gen. and sp. 



Figures reproduced natural size from the type specimen. 



Clavicles (el) and probable interelavicle (Ie and Ic')- The inter- 

 clavicle has been separated into two fragments by a crack in 

 the matrix. 



Inner side of the coracoids and the left scapula. 



