Included taxa
Vellard, J. (1924a). Etudes de zoologie. Archivos do Instituto Vital Brazil 2: 1-32, 121-170. 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Acanthoscurria gomesiana | Theraphosidae | 142, pl. 8, f. 34 (Dm) [urn:lsid:nmbe.ch:spidersp:001680] | Acanthoscurria pugnax |
| Acanthoscurria paulensis | Theraphosidae | 143, pl. 8, f. 35 (Dmf) [urn:lsid:nmbe.ch:spidersp:001657] | Acanthoscurria atrox |
| Acanthoscurria urens | Theraphosidae | 140, pl. 7, f. 33 (Dmf) | Acanthoscurria urens |
| Apodrassodes guatemalensis | Gnaphosidae | 166, pl. 14, f. 50 (Dm) | Apodrassodes singularis |
| Ariadna obscura | Segestriidae | 160, pl. 12, f. 45 (Dm) [urn:lsid:nmbe.ch:spidersp:004240] | Ariadna gracilis |
| Bumba humilis | Theraphosidae | 150, pl. 10, f. 37 (Dm) | Homoeomma humile |
| Dolichothele auratum | Theraphosidae | 152, pl. 10, f. 38 (Dm) | Oligoxystre auratum |
| Epicadus heterogaster | Thomisidae | 9, f. 4 (f) | Epicadus heterogaster |
| Fufius funebris | Cyrtaucheniidae | 153, pl. 11, f. 43 (Dmf) | Fufius funebris |
| Ischnothele annulata | Ischnothelidae | 157, pl. 11, f. 42 (Df) | Ischnothele indigens |
| Lasiodora curtior | Theraphosidae | 145, pl. 9, f. 36 (f, Dm) | Lasiodora curtior |
| Neodiplothele picta | Barychelidae | 149, pl. 10, f. 40 (Df) | Neodiplothele picta |
| Olios attractus | Sparassidae | 164, pl. 13, f. 49 (f) | Olios attractus |
| Olios lepidus | Sparassidae | 163, pl. 13, f. 48 (Df) | Olios lepidus |
| Olios vitiosus | Sparassidae | 162, pl. 13, f. 47 (Dmf) | Olios vitiosus |
| Rachias virgatus | Nemesiidae | 158, pl. 11, f. 41 (Df) | Rachias virgatus |
| Retiro lanceolatus | Amaurobiidae | 161, pl. 12, f. 46 (Df) | Auximus lanceolatus |
| Trechona rufa | Dipluridae | 157 (Df) | Trechona venosa rufa |
| Trechona venosa | Dipluridae | 155, pl. 12, f. 44 (Dm) | Trechona venosa |
| Trichopelma illetabile | Theraphosidae | 147, pl. 10, f. 39 (f) | Trichopelma illetabile |
| Xyccarph tenuis | Oonopidae | 128, pl. 14, f. 52 (Dm) | Stenoonops tenuis |
| Ypypuera crucifera | Hersiliidae | 139, pl. 14, f. 51 (Dmf) | Tama crucifera |
Genera
| Genus | Family | Page |
|---|---|---|
| Apodrassodes Vellard, 1924 | Gnaphosidae | ? |
| Oligoxystre Vellard, 1924 | Theraphosidae | ? |