Key to the species of Dolistenus (modified from Mauriès 2015)

1. With transverse median furrow in metazonites.............................................................. 2

- Without transverse median furrow in metazonites............................................................ 3

2. Metazonites broad, about 2.5–3 times as long as wide (excluding paranota) (Fig. 4b). Transverse furrow clearly interrupted dorsomedially (Fig. 4b). Color in life yellow (Fig. 1b)....................................... D. savii Fanzago, 1874

- Metazonites narrow, about 2 times as long as wide (excluding paranota) (Fig. 4a). Transverse furrow barely interrupted dorsomedially (Fig. 4a). Color in life pink to reddish brown (Fig. 1a)............................... D. garciaparisi sp. nov.

3. Lateral borders of paranota almost parallel. Medial process of sternite long and thin......... D. humicolus (Verhoeff, 1926)

- Lateral borders of paranota divergent, wider in the posterior edge (Fig. 4c). Medial process of sternite robust and clavate (Fig. 5c)........................................................................... D. iberoalbus Mauriès, 2015