Journal fur Ornithologie
In volume 43 of Journal fur Ornithologie (1895) are seven examples of Keulemans' work.
I Sylvia deserti, (adult male and adult female),
Sylvia nana, (adult male).
XI Fringillaria (Emberiza) saharae, (adult male and adult female).
IV Saxicola (Oenanthe) lugens, (adult male and adult female).
V Saxicola (Oenanthe) lugens, (female) adultissima,
Saxicola (Oenanthe) Seebohmi, (male) jun.
VII Galerita (Galerida) isabellina, (adult male and adult female).
VIII Ammomanes algeriensis, (male and female).
IX Ammomanes cinctura, (adult male and adult female).