Included taxa
Mello-Leitão, C. F. de (1932a). Notas sobre ao Micratheneas do Brasil. Anais da Academia Brasileira de Ciências 4: 73-97. 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Argiope argentata | Araneidae | 77 | Micrathena sloani |
| Enacrosoma anomalum | Araneidae | 78 | Enacrosoma anomalum |
| Enacrosoma quadrituberculatum | Araneidae | 77 (T from Micrathena) | Enacrosoma quadrituberculatum |
| Micrathena aureola | Araneidae | 96, f. 7 (Df) [urn:lsid:nmbe.ch:spidersp:062618] | Chaetacis hirsuta |
| Micrathena fissispina | Araneidae | 87, f. 5 (Df) [urn:lsid:nmbe.ch:spidersp:062683] | Micrathena tigris |
| Micrathena flaveola | Araneidae | 94 | Ildibaha fericula |
| Micrathena horrida | Araneidae | 79, f. 2a | Micrathena horrida |
| Micrathena incisa | Araneidae | 97 (T from Micrathena) | Chaetacis incisa |
| Micrathena plana | Araneidae | 86, f. 4 (Df) [urn:lsid:nmbe.ch:spidersp:016600] | Micrathena ornata |
| Micrathena spitzi | Araneidae | 79, f. 2 (Df) | Micrathena spitzi |
| Micrathena swainsoni | Araneidae | 83 (S of Micrathena paraguayensis and M. prudens) | Micrathena swainsoni |
Genera
| Genus | Family | Page |
|---|---|---|
| Enacrosoma Mello-Leitão, 1932 | Araneidae | 78 |