264 



PLATE XVII 



P. enoptes Bdv. (side view). 



P. glaucon Edw. (side view). 



P. battoides Behr. (rear view). 



P. battoides bernardino B. & McD. (rear view). 



P. rita B. & McD. (rear view). 



P. spaldingi B. & McD. (side view). 



P. rita B. & McD. (side view). 



