49 

 AFRICAN ZOOLOGY 



By Dr. smith. 



Continued from page 32. 



Genus Macromerus. Smith. 



Incisors i, canines \\, molars ^^, — 30. Upper jaw,— incisors 

 (contiguous, unequal, the intermediate two much the largest; 

 canines long, pointed, slightly curved, and somewhat triangular ; 

 first and second molars crowned with one point, third and fourth 

 withfoui, and the fifth with tico, and an elevated somewhat 

 dentated edge behind. Lower jaw, — incisors horizontal, nearly 

 equal ; canines almost the same length as the molars, slightly 

 pointed and somewhat triangular ; fir st molar with one point, 

 second and fourth zuith five, and the third with four ; jnuzzle 

 short ; head roundish ; ears small and rounded ; body slender ; 

 thighs very long ; tail about the length of the body, and covered 

 with shortish fur ; thumbs of hinder hands iiery long, depressed, 

 and broadest at the points, ivhich extend considerably beyond the 

 nails; nail of index finger long, slender, and pointed; the nails 

 of all the other fingers short, fiat, aptd somewhat pointed. 



Macromerus ty pious. (Long-legged Lemur.) Face sur- 

 rounded by a circle of white fur ; upper and lateral parts of 

 head and neck deep clear black; shoulders and anterior por- 

 tion of back grizzled black and clear silvery grey; posterior 

 part of back dull silvery white ; outsides of extremities tawny 

 or pale rufous white ; throat, breast, .and belly, clear white ; 

 inner sides of extremities and tail white with a faint tinge of 

 tawny ; anterior hands black ; face black with a semicircular 

 space under each eye, covered with very short white hair. 

 Length from nose to base of tail nineteen inches ; length of tail 

 sixteen inches. 



Inhabits the interior of Madagascar. 



Obs. The only specimen of this beautiful species which I have yet 

 seen is in the possession of Mr. Verreaux, the (Curator of the Museum of 

 the South African Literary and Scientific Institution. With a liberality 

 characteristic of liis countrymen, and at the expense of his specimen, lie 

 spared no trouble to extract the skull in order to furnish me with the 

 means of detailing the generic characters. 



Genus Cheiromys. Cuvier. 

 Incisors I, canines f,h molars H^ — 18- Incisors very strong, 

 excessively compressed, corresponding perfectly in both jaws like 

 the incisors of the gnawers ; molars with fiat crowns ; anterior 

 extremities short; thumbs of anterior hands short and free, the 

 fingers very long ; thumbs of posterior hands short, opposable, 

 and furnished with a fiat nail; tail long and bushy, tivo inguinal 

 mamma:; muzzle sharp and pointed ; eyes and mouth large. 



E 



