Zarcosia rubrobasalis (Pic, 1921), comb. nov.

(Figures 1; 2w; 4m)

Hylophilus rubrobasalis Pic, 1921: 6; Type: MNHN

Zarcosia rubrobasalis (Pic, 1921): unpublished combination in Grzymala, 2016

Type locality. Republic of Indonesia, Sumatra .

Distribution. Republic of Indonesia, Sumatra; Malaysia; Singapore (Figure 1).

Material examined. Republic of Indonesia: Sumatra (1 type sp., MNHN); Malaysia: Negeri Sembilan Darul Khusus, Port Dickson (H. M. Pendlebury) 4.I.1935 (1 sp., BMNH) ; Singapore: (C. J. Saunders) (1 sp. and 1 ♂, BMNH); (C. J. Saunders) III.1922 (2 sp., BMNH); (C. J. Saunders) VI.1922 (1 ♀, NGPC); (C. J. Saunders) IV.1923 (1 ♂, NGPC) .