ZOOL. MED. MUS. LEIDEN, III. Peeks 
Fig. 1 u. 2. Cynopithecus ochreatus (Ogilby), ad. 4. 
N°. 1022 (Elbert) Senck. Mus. Frankfurt. + nat. Gr. 
Fig. 3 u. 4. Cynopithecus brunnescens (Mtsch.), ad. 1. 
N°. 1019 (Elbert) Senek, Mus. Frankfurt. } nat. Gr. 
