Included taxa
Mello-Leitão, C. F. de (1946a). Notas sobre os Filistatidae e Pholcidae. Anais da Academia Brasileira de Ciências 18: 39-83. 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Kambiwa anomala | Pholcidae | 76 (Tf from Pholcus) | Myrmidonella anomala |
| Lihuelistata metamerica | Filistatidae | 46 (Tf from Filistata) | Filistatoides metamerica |
| Mesabolivar cyaneotaeniatus | Pholcidae | 55 (S of Blechroscelis azurea; revalidated by Huber, 2000: 227) | Blechroscelis cyaneotaeniata |
| Micropholcus fauroti | Pholcidae | 75 (T from Leptopholcus) | Micromerys occidentalis |
| Modisimus cavaticus | Pholcidae | 51 (Tf from Modisimus) | Modisimops cavaticus |
| Modisimus coeruleolineatus | Pholcidae | 51 (Tmf from Modisimus) | Modisimops coeruleolineatus |
| Modisimus coxanus | Pholcidae | 51 (T from Systenita) | Bryantia coxana |
| Modisimus dilutus | Pholcidae | 50 (T from Modisimus) | Modisimops dilutus |
| Modisimus elevatus | Pholcidae | 51 (Tmf from Modisimus) | Modisimops elevatus |
| Modisimus incertus | Pholcidae | 51 (T from Systenita) | Bryantia incerta |
| Modisimus montanus | Pholcidae | 51 (T from Modisimus) | Modisimops montanus |
| Modisimus ovatus | Pholcidae | 52 (T from Modisimus) | Modisimops ovatus |
| Modisimus sexoculatus | Pholcidae | 52 (Tmf from Modisimus) | Modisimops sexoculatus |
| Modisimus signatus | Pholcidae | 52 (T from Modisimus) | Modisimops signatus |
| Physocyclus globosus | Pholcidae | 71 (S of Physocyclus muricola) | Physocyclus globosus |
| Pikelinia fasciata | Filistatidae | 46 (Tf from Filistata) | Filistatoides fasciatus |
| Pikelinia mendensis | Filistatidae | 46 (T from Filistata) | Filistatoides mendensis |
| Pikelinia patagonica | Filistatidae | 47 | Malalistata patagonica |
| Pikelinia tambilloi | Filistatidae | 47 | Pikelinia tambilloi |
| Smeringopus pallidus | Pholcidae | 73 (misidentified, see Smeringopus geniculatus [a nomen dubium], S of Smeringopus elongatus and S. pallidus, the oldest available name for this species) | Smeringopus geniculatus |
Genera
| Genus | Family | Page |
|---|---|---|
| Bryantia Mello-Leitão, 1946 | Pholcidae | 50 |
| Malalistata Mello-Leitão, 1946 | Filistatidae | 47 |
| Modisimops Mello-Leitão, 1946 | Pholcidae | 50 |
| Pikelinia Mello-Leitão, 1946 | Filistatidae | 47 |