Bull. U. S. F. C, 1898. (To face page 314.! 
Plate 81 
■DEERHORN” OR “ BUCKHORN ’’ iTrifigon ia vemu'afia). Upper figure. Natural size. 
"HATCHET-BACK" OR "HACKLE-BACK" {tiyinphynota coinjihaufta). Lower figure. Natural size, 
