Chest, throat, and flanks usually unspotted; distinct white line on upper lip and on flank present or not; white line above anal opening faint or well defined; no rostral keel 4 3. Interorbital region much wider than eyelid; spots on throat and chest black; spots only occasionally present on belly; flanks marbled with black and white; nuptial spines small, as many as 80 on one thumb _P. leonhardschultzei_ Interorbital region about as wide as eyelid; spots on chest and throat brown or black; spots usually present on belly; flanks having round brown or black spots; nuptial spines moderate in size, conical, seldom more than 60 on one thumb _P. spinipollex_ 4. A distinct, broad, white lateral stripe usually present; usually a distinct white line above anal opening; a distinct white stripe on upper lip _P. euthysanota euthysanota_ No white lateral stripe; a faint white stripe above anal opening; no distinct white stripe on upper lip _P. euthysanota macrotympanum_ 5. A distinct, broad, lateral stripe; a white stripe on upper lip expanded to form a large spot below eye; hidden surfaces of thighs and webs of feet not red in life; internarial region slightly depressed; diameter of tympanum greater than one-half diameter of eye 6 No lateral white stripe; no stripe on upper lip; in life dorsum green, hidden surfaces of thighs and webs of feet orange tan to bright red, and eye golden color; internarial region flat; diameter of tympanum less than one-half diameter of eye _P. ignicolor_ 6. Webs of feet and posterior surfaces of thighs pale cream color; dorsum in life reddish brown; iris bright red _P. schmidtorum schmidtorum_ Webs of feet and posterior surfaces of thighs pale brown; dorsum in life green; iris reddish bronze color _P. schmidtorum chamulae_ KEY TO TADPOLES 1. Lips greatly expanded forming a funnel-shaped mouth; tooth-rows 3/3 _P. schmidtorum_ group--2 Lips folded laterally, not forming a funnel-shaped mouth; tooth-rows 4/6 or more _P. euthysanota_ group--4 2. Belly and mouth mottled; tail cream color heavily blotched with brown 3 Belly dark gray; tail cream color with dense brown flecking, giving brown appearance _P. schmidtorum chamulae_ 3. Belly cream color with brown mottling; no large tubercle at each end of first lower tooth-row _P. schmidtorum schmidtorum_