PLATE IV. 



Page. 

 FonsEaocRiNUe uultibrachiatus, L. A C 55 



Pig I. Diagrammatic view, copied from Sidneys. Lyon's original drawing, by his eon, 



\ Ictor W I, von. 



FoRBBSOCRlNUt .TSRABYBNBH, l'l. -|i. 



Fig. 2, AzygouB side view. 

 Fig ■',. i Opposite Bide \ lew 



