408 ALLAX HANCOCK PACIFIC EXPEDITION'S VOL. 3 



PLATE 55 



All Figures 7-) Natural Size 



Fig. 1. l.ithophyllum Hancockii, the type specimen, Dawson, 619a. 



Fig. 2. Lithopliylliitn ? truhnlnmum, Dawson 425. 



Fig. 3. Lithophylliun litliopliyll'iidrs, Dawson 513. 



Fig. +. Liihopliylliim palli'scens, Dawson 572. 



Fig. 5. Lithnphylhun veleroae form, old, weathered specimen, Daw- 

 son 593. 



