Included taxa
Mello-Leitão, C. F. de (1943c). Arañas nuevas de Mendoza, La Rioja y Córdoba colectadas por el Professor Max Birabén. Revista del Museo de La Plata (N.S., Zool.) 3: 101-121. 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Acentroscelus gallinii | Thomisidae | 117, f. 19 (Df) | Acentroscelus gallinii |
| Araneus corporosus | Araneidae | 105, f. 5 (Df) | Metepeira delineata |
| Asthenoctenus borellii | Ctenidae | 109, f. 11 (Dm) | Asthenoctenus mendocinus |
| Attacobius nigripes | Corinnidae | 113, f. 15 (Df) [urn:lsid:nmbe.ch:spidersp:057818] | Achalaicola vestita |
| Birabenia birabenae | Lycosidae | 108, f. 9 (Dj) [urn:lsid:nmbe.ch:spidersp:019789] | Birabenia taeniata |
| Camillina marmorata | Gnaphosidae | 112, f. 13 (Df) | Zelotes marmorata |
| Castianeira claveroensis | Corinnidae | 114 (Df) | Castianeira claveroensis |
| Chirothecia minima | Salticidae | 119 (Dm) | Chirotecia minima |
| Cybaeodamus pallidus | Zodariidae | 106 (Df) | Valcheta pallida |
| Dendryphantes duodecempunctatus | Salticidae | 120, f. 22 (Df) | Dendryphantes 12-punctatus |
| Ebo fuscus | Philodromidae | 118, f. 21 (Df) | Ebo fuscus |
| Echemoides argentinus | Gnaphosidae | 111, f. 12 (Dm) [urn:lsid:nmbe.ch:spidersp:055665] | Echemoides uncinatus |
| Eminella ctenops | Philodromidae | 118, f. 20 (m) | Catuna ctenops |
| Gnatholycosa spinipalpis | Lycosidae | 109, f. 10 (m) | Gnatholycosa spinipalpis |
| Goeldia luteipes | Titanoecidae | 102, f. 2 (Dm) | Amaurobius cothurnatus |
| Mastophora cinerea | Araneidae | 105, f. 4 (Df) | Mastophora cinerea |
| Meriola cetiformis | Trachelidae | 116, f. 17 (Dm) | Cetonana lissopalpus |
| Meriola setosa | Trachelidae | 114, f. 16 (Df) | Cetonana elongata |
| Metaltella iheringi | Desidae | 103, f. 3 (Dm) | Auximus segmentatus |
| Metaltella tigrina | Desidae | 101, f. 1 (Df) | Aebutinoides tigrinus |
| Negayan coccinea | Anyphaenidae | 116, f. 18 (Df) | Axyracrus coccineus |
| Ocrepeira lurida | Araneidae | 106, f. 6 (Df) | Wixia lurida |
| Paratrechalea ornata | Trechaleidae | 107, f. 7 (Df) | Trechalea ornata |
| Thymoites cancellatus | Theridiidae | 104 (Df) | Thymoites cancellatus |
| Tricongius mutilatus | Prodidomidae | 113, f. 14 (m) | Oltacloea mutilata |
| Trochosa obscura | Lycosidae | 108, f. 8 (Df) | Alopecosa obscura |
| Zelotes lividus | Gnaphosidae | 111 (Df) | Zelotes lividus |
Genera
| Genus | Family | Page |
|---|---|---|
| Achalaicola Mello-Leitão, 1943 | Corinnidae | 113 |
| Aebutinoides Mello-Leitão, 1943 | Desidae | 101 |