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Research Article

Water bugs (Heteroptera: Gerromorpha, Nepomorpha) of the Caucasus ecoregion

ORCID Icon, ORCID Icon, ORCID Icon & ORCID Icon
Pages 167-192 | Received 28 Sep 2022, Accepted 24 Jan 2023, Published online: 26 Feb 2023

Figures & data

Figure 1. Map of the Caucasus ecoregion and distribution of the sampling sites.

Figure 1. Map of the Caucasus ecoregion and distribution of the sampling sites.

Table I. List of sampling sites with their habitats, geographic coordinates, elevation and collecting dates.

Table II. Diversity of the aquatic and semiaquatic Heteroptera in the Caucasus ecoregion.

Figure 2. Chorotypes of the Caucasian fauna. Abbreviations: AIM = Afrotropico-Indo-Mediterranean; ASI = Asiatic; ASE = Asiatic-European; BAP = Balkano-Pontic; CAUC = Caucasian endemic; CAS = Centralasiatic; CAE = Centralasiatic-European; CEM = Centralasiatic-Europeo-Mediterranean; CAM = Centralasiatic-Mediterranean; EME = East-Mediterranean; EUR = European; OLA = Holarctic; MED = Mediterranean; PAL = Palaearctic; POCA = Ponto-Caucasian; SOA = South-Asiatic; SIE = Sibero-European; SWA = Southwest-Asiatic; TUA = Turano-Arabian; TUC = Turano-Caucasian; TUE = Turano-European; TEM = Turano-Europeo-Mediterranean; TUM = Turano-Mediterranean; WPA = West-Palaearctic.

Figure 2. Chorotypes of the Caucasian fauna. Abbreviations: AIM = Afrotropico-Indo-Mediterranean; ASI = Asiatic; ASE = Asiatic-European; BAP = Balkano-Pontic; CAUC = Caucasian endemic; CAS = Centralasiatic; CAE = Centralasiatic-European; CEM = Centralasiatic-Europeo-Mediterranean; CAM = Centralasiatic-Mediterranean; EME = East-Mediterranean; EUR = European; OLA = Holarctic; MED = Mediterranean; PAL = Palaearctic; POCA = Ponto-Caucasian; SOA = South-Asiatic; SIE = Sibero-European; SWA = Southwest-Asiatic; TUA = Turano-Arabian; TUC = Turano-Caucasian; TUE = Turano-European; TEM = Turano-Europeo-Mediterranean; TUM = Turano-Mediterranean; WPA = West-Palaearctic.

Table III. Sørensen similarity index of the water bug species of Caucasus ecoregion and neighboring countries.

Figure 3. Diagram of the total and shared number of taxa in and between the Caucasus ecoregion and neighboring countries. The total number is presented under the country/region name, and numbers within overlapping areas represent the shared number of taxa.

Figure 3. Diagram of the total and shared number of taxa in and between the Caucasus ecoregion and neighboring countries. The total number is presented under the country/region name, and numbers within overlapping areas represent the shared number of taxa.