KEY TO SPECIES OF PSEUDODYSDERINA 1. Males (unknown in P. hermani).....................................................................................................2 – Females (unknown in P. dracula)...................................................................................................8 2. Chelicerae each with elaborate anterior process (fig. 125).............................................. dracula – Chelicerae without anterior process..............................................................................................3 3. Conductor much shorter than embolus (fig. 140)................................................................ suiza – Conductor longer..............................................................................................................................4 4. Embolus relatively wide at point where terminal projection originates (fig. 66)...... desultrix – Embolus narrower at that point (as in fig. 78).............................................................................5 5. Lobe on retrolateral side of conductor relatively wide, conspicuous (figs. 78, 90).................6 – Lobe on retrolateral side of conductor slim or absent (figs. 102, 114).....................................7 6. Conductor distally bifid, with prolateral and retrolateral lobes (figs. 89, 90)............... yungas – Conductor entire, without retrolateral lobe (figs. 77, 78)................................................... manu 7. Projection on prolateral side of conductor long, sharp (fig. 102)........................................ beni – Projection on prolateral side of conductor shorter (fig. 114)........................................... utinga 8. Postepigastric scutum separated from epigastric scutum at its anterolateral corners (fig. 143)..................................................................................................................................................... suiza – Postepigastric scutum fused to epigastric scutum.......................................................................9 9. Anterior genitalic process greatly widened at tip (figs. 84, 96, 120).....................................10 – Tip of anterior genitalic process narrower (figs. 72, 108, 134)................................................12 10.Anterior genitalic process with triangular basal sclerotization (figs. 84, 96)........................11 – Anterior genitalic process without distinct basal sclerotization (fig. 120)...................... utinga 11.Genital atrium relatively long (fig. 83).................................................................................. manu – Genital atrium relatively short (fig. 95)............................................................................... yungas 12.Anterior margin of genital atrium heavily sclerotized (figs. 71, 133).....................................13 – Anterior margin of genital atrium weakly sclerotized (fig. 107).......................................... beni 13.Posterior margin of genital atrium weakly sclerotized, apodemes relatively long (fig. 72)................................................................................................................................................... desultrix – Posterior margin of genital atrium heavily sclerotized, apodemes relatively short (fig. 134)................................................................................................................................................ hermani

Published as part of Platnick, Norman I. & Berniker, Lily, 2013, ffie South American Goblin Spiders of the New Genera Pseudodysderina and Tinadysderina (Araneae, Oonopidae), pp. 1-44 in American Museum Novitates 2013 (3787) on pages 6-7, DOI: 10.1206/3776.2, http://zenodo.org/record/4565956