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Table 1 Lineages of water beetles studied.

From: Geographic location and phylogeny are the main determinants of the size of the geographical range in aquatic beetles

Lineage

Taxa

Habitat

Ilybius subaeneus group (Dytiscidae)

27 (33)

Lentic

Western Mediterranean Deronectes (Dytiscidae)

24 (29)

Lotic

Subgenus Enicocerus (Hydraenidae)

9 (14)

Lotic

Limnebius nitidus subgroup (Hydraenidae)

10 (10)

Lotic

Hydraena gracilis lineage (Hydraenidae)

14 (27)

Lotic

Hydraena dentipes lineage (Hydraenidae)

20 (28)

Lotic

"Phothydraena" lineage (Hydraenidae)

9 (9)

Lotic

Palaearctic Graptodytes (Dytiscidae)

18 (23)

Mixed

Hydroporus planus group s.l. (Dytiscidae)

30 (52)

Mixed

West Palaearctic Hydrochus (Hydrochidae)

13 (14)

Mixed

  1. Lineages of water beetles included in this study. The number of species included (in parenthesis the total number of species in the lineage) and the habitat preference are indicated.