Fork-marked lemurs or fork-crowned lemurs are strepsirrhine primates; the four species comprise the genus Phaner. Like all lemurs, they are native to Madagascar, where they are found only in the west,
P. furcifer, first described in 1839, was illustrated in Brehms Tierleben.
Fork-marked lemurs are distinguished by the dorsal black stripe that forks on the crown of their head.
Males, such as this P. pallescens, have a scent gland on their throat, which they only use during social grooming.
A toothcomb is a dental structure found in some mammals, comprising a group of front teeth arranged in a manner that facilitates grooming, similar to a hair comb. The toothcomb occurs in lemuriform pr
The lemuriform toothcomb, viewed from the underside of the lower jaw
The toothcomb of a colugo differs significantly in shape from that of lemuriform primates.
Toothcomb of a ring-tailed lemur, with canine-like premolars behind it
The sublingua is a secondary tongue below the primary tongue and is used to remove hair and debris from the toothcomb of lemuriforms.