. Catalogue of the fossil Mammalia in the British museum, (Natural History) . hilophus desmaresti, P. Gervais3. This species agrees very closely with the preceding ; but the uppertrue molars are more elongated, and have more prominent ridges onthe external surfaces. Hah. Europe. M. 2421. Fragment of the left maxilla, containing the three truemolars (the third imperfectly protruded); from the UpperEocene of Caylux (Tarn-et-Garonne), Erance. This speci-men agrees precisely with the one described by Eilhol inthe Ann. Sci. Geol. vol. viii. art. 1, p. 118; the length ofm- 2 being 0,0115. Purchased,


. Catalogue of the fossil Mammalia in the British museum, (Natural History) . hilophus desmaresti, P. Gervais3. This species agrees very closely with the preceding ; but the uppertrue molars are more elongated, and have more prominent ridges onthe external surfaces. Hah. Europe. M. 2421. Fragment of the left maxilla, containing the three truemolars (the third imperfectly protruded); from the UpperEocene of Caylux (Tarn-et-Garonne), Erance. This speci-men agrees precisely with the one described by Eilhol inthe Ann. Sci. Geol. vol. viii. art. 1, p. 118; the length ofm- 2 being 0,0115. Purchased, 1885. M. 1470. The symphysis and part of the left ramus of the mandible ; (Fig.) from Caylux. This specimen (woodcut, fig. 9) shows thefirst two true molars, the last two premolars, and thealveolus of p^n. 2, there being no trace of pmTT. Thediastema is very long, although its full length cannot bedetermined. Purchased, 1884. 1 Zool. et Pal. Franchises, 1st ed. vol. ii. Expl. no. 30, Anchitherium (1848-1852). a Loc. cit. :) Ibid. Expl. no. 36, p. 8, 44 TTtfGULATA. Fig. Anchilophus desmaresti-The symphysis and part of the left ramus of themandible ; from the Upper Eocene of Caylux. i. M. 1470 a. Two fragments of the mandible, showing the last fivecheek-teeth; from Caylux. These specimens agree veryclosely with one described by Filhol in the Ann. Sci. Geolvol. viii. art. 1, p. H81• the length of the space occupied bythe last four cheek-teeth being 0,044. Purchased, 1884. M. 2422-3. Two fragments of the mandible ; from Caylux. Purchased, 1885. 36963. Several detached lower true molars; from the Upper Eoceneof Bembridge, Isle of Wight. Purchased, 1861. 1 In the ninth line from the top, the word superieure should be read in- PAL^OTHERITD^;. 45 Genus ANCHITHERIUM, H. v. Meyer \ Including MesoMppus, Marsh -. Dentition:—I. |, C. ^, Pm. J, M. |. The upper premolars are ascomplex as the true molars, the external surface of each lobe beingwithout a median ridge ; pm. 1 is compara


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Keywords: ., bookauthorlydekker, bookcentury1800, bookdecade1880, bookyear1885