Sierwald, P. (2000). Description of the male of Sosippus placidus, with notes on the subfamily Sosippinae (Araneae, Lycosidae). Journal of Arachnology 28: 133-140.
| Taxon | |
|---|---|
| Sosippus placidus Brady, 1972 (Lycosidae) | 134, f. 1-9 (f, Dm), Sosippus placidus |
| Hippasella guaquiensis (Strand, 1908) (Lycosidae) | 138, (T from Sosippus), Hippasella nitida |