. The Deseado formation of Patagonia . mus Amegh., loc. cit. above. This species is the only one described, and has thegeneric features, the upper m. 3 being 21 mm. long, by 25mm. wide. Henricofilholia Ameghino Henricofilholia Amegh., 1901, Bol. Acad. Nac. Cordoba, i. lb, p. 404. The type species is II. cingulata, based on a single uppermolar. In general the upper molars are similar to thoseof Leontinia, but more brachydont, and with the internalcingulum well developed and tending to be species have been made, all based on isolated uppermolars. Henricofilholia cingulata Ameghin
. The Deseado formation of Patagonia . mus Amegh., loc. cit. above. This species is the only one described, and has thegeneric features, the upper m. 3 being 21 mm. long, by 25mm. wide. Henricofilholia Ameghino Henricofilholia Amegh., 1901, Bol. Acad. Nac. Cordoba, i. lb, p. 404. The type species is II. cingulata, based on a single uppermolar. In general the upper molars are similar to thoseof Leontinia, but more brachydont, and with the internalcingulum well developed and tending to be species have been made, all based on isolated uppermolars. Henricofilholia cingulata Ameghino 11. (? Parastropotherium) cingulata Amegh., Bol. Inst. Geog. Argen. t. 15, p. (? Parastropotherium) cingulata Amegh., 1897, Fig. 90. nTdiigulata. upper l^ ^st- <^cog. Argen. , p. 450. molar i — natural size, after H. cingulata Amegh., 1901, Bol. Acad. Nac. Cienc. Ameghino. /-- 1 1 ^ r Cordoba, t. 16, p. 404. This is based on an upper molar i of which I reproduceAmcghinos figure. It measures 28 mm. long by 29 HENRICOFILHOLIA 133 H. lustrata Amcgh., 1901, Bol. Acad. Cienc. Cordoba, , p. 405. This species is smaller than the preceding, and is basedon an upper molar i and a last lower molar. The measure-ments are as follows: Upper molar r, length 25 mm., width 25 mm. Lower molar .3, length 25 mm., width 12 mm.
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