Included taxa
Helsdingen, P. J. van (1986b). Discrimination between Xysticus luctuosus (Blackwall) and X. acerbus Thorell (Araneae, Thomisidae). Mémoires de la Société Royal Belge d'Entomologie 33: 85-92. 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Xysticus acerbus | Thomisidae | 88, f. 2, 4, 6, 8 (mf) | Xysticus acerbus |
| Xysticus luctuosus | Thomisidae | 87, f. 1, 3, 5, 7 (mf) | Xysticus luctuosus |
Genera
No genus found for this reference