88 PROCEEDI^ati OF THE NATIONAL MUk^EUil. vol.45. 



TUPAIA CHRYSOMALLA Miller. 



1900. Tupaia chrysomalla Miller, Proc. Wash. Acad. Sci., vol. 2, p. 232, August 

 20, 1900. 



Type-locality. — Pulo Siantan, Anamba Islands, South China Sea. 



Tyije-sjjecimen. — In United States National Museum, Cat. No. 

 101710, sldn and skull of adult female collected on Pulo Siantan^ 

 August 24, 1899, by Dr. W. L. Abbott; in good condition. 



Geographic distribution. — -Known onl}^ from Pulo Siantan, Anamba 

 Islands. See No. 33 on map on page 75. 



Diagnosis. — A member of the spZe7i£Zi(Z'uZa group, having the general 

 appearance above of a bright reddish T. glisferruginea, inner half of 

 the caudal hairs viewed from below, ochraceous or ta^vny ochraceous; 

 mammae, 2-2 = 4. 



Color. — Upper parts of body a grizzle of a color between ferruginous 

 and chestnut, and blackish, brightest anteriorly; head a grizzle of 

 ochraceous and blackish; outer sides of legs similar in color to adja- 

 cent i^arts of body; upper side of tail like back; outer edge of under- 

 side of tail similar to its upper surface, basal half or more of the long 

 caudal hairs ochraceous or tawny ochraceous; underparts, buff to 

 olive buff, with dark bases of the hairs showing through. 



Slcull and teeth. — Intermediate in size between those of T. splendidula 

 and T. glis ferruginea, and rather more like the latter in form; in- 

 cisive foramina relatively short and wide. (Plate 10, fig. 10.) 



Measurements. — Type: Head and body, 178 mm.; tail, 152; hind 

 foot, 43; condylo-basal length, 48; zygomatic width, 25; width of 

 brain case, 19; maxillary tooth row, 19. See table, page 93. 



Specimen examined. — One, the type. 



TUPAIA RIABUS, new species. 



Type-locality. — Pulo Riabu, Anamba Islands. 



Type-specimen. — In United States National Museum, Cat. No. 

 104881, skin and skull of adult female collected on Pulo Riabu, 

 Anamba Islands, South China Sea, August 23, 1900, by Dr. W. L. 

 Abbott, in good condition. 



Geographic distribution. — Ejiown only from Pulo Riabu. See No. 

 34 on map on page 75. 



Diagnosis. — A member of the splendidula group, mtermediate in 

 characters between Tupaia lucida of Pulo Laut, Natuiia Islands, and 

 T. chrysomalla of Pulo Siantan, Anamba Islands; mamma3, 2-2 = 4. 



Color. — Upper parts of body and back of head ferruginous or 

 orange rufous, irregularly lined with blackish; on head anteriorly 

 and above shoulder stripe, the ferruginous colors replaced by ochra- 

 ceous tints; outer side of legs similar ^to adjacent parts of body; tail 

 above similar to upper parts of body, but blackish element practi- 

 cally wanting in distal three-quarters; long hairs of underside of 



