materials from different regions of Russia are encoded as: FS RU CU UR WS SS MS CY NE NF KM AM SH KU

Noterinae Regimbart, 1878
Noterini Sharp, 1880-1882
Noterus clavicornis (De Geer, 1774) Ukraine
Noterus crassicornis (Muller, 1776) WS

Laccophilinae Leconte et Horn, 1883
Laccophilus difficilis Sharp, 1873 AM
Laccophilus minutus (Linnaeus, 1758) WS SS
Laccophilus variegatus (Germar, 1812) WS Tadzhikistan

Hydroporinae Erichson, 1837
Hyphydrini
Hyphydrus ovatus (Linnaeus, 1761) RU
Hyphydrus japonicus Sharp, 1873 AM

Bidessini Sharp, 1880-1882
Bidessus pusillus (Fabricius, 1782) SS Moldova Uzbekistan

Hydroporini Sharp, 1880-1882
Hygrotus inaequalis (Fabricius, 1777) SS
Hygrotus quinquelineatus (Zetterstedt, 1828) WS AM
Coelambus chinensis (Sharp, 1882) AM
Coelambus confluens (Fabricius, 1787) WS
Coelambus enneagrammus (Ahrens, 1833) WS SS Ukraine
Coelambus flaviventris (Motschulsky, 1859) WS
Coelambus impressopunctatus (Schaller, 1783) RU WS Ukraine
Coelambus marklini (Gyllenhal, 1813) WS
Coelambus nigrolineatus (Steven, 1808) WS
Coelambus parallelogrammus (Ahrens, 1812) WS
Hydroporus (Hydroporus) erythrocephalus (Linnaeus, 1758) WS
Hydroporus (Suphrodytes) dorsalis (Fabricius, 1787) WS
Hydroporus neglectus Schaum, 1845 RU
Oreodytes alpinus (Paykull, 1798) KU
Oreodytes borealis (Gyllenhal, 1827) NE
Porhydrus lineatus (Fabricius, 1775) Moldova

Colymbetinae Erichson, 1837
Copelatini Regimbart, 1895
Copelatus haemorrhoidalis (Fabricius, 1787) (=ruficollis (Schaller, 1783))
Copelatus japonicus Sharp, 1884 AM
Copelatus weymarni J.Balfour-Browne, 1946 AM

Agabini Sharp, 1880-1882
Gaurodytes adspersus (Aubé, 1836) SS
Gaurodytes alinae Labr. SH
Gaurodytes arcticus (Paykull, 1798) SS MS
Gaurodytes basalis (Gebler, 1829) Crimea Turkmenistan Uzbekistan Kyrghyzstan Kazakhstan
Gaurodytes biguttatus (Olivier, 1795) CU Ukraine Turkmenistan
Gaurodytes bipustulatus (Linnaeus, 1767) Crimea Turkmenistan
Gaurodytes confinis (Gyllenhal, 1808) RU
Gaurodytes congener (Thunberg, 1794) WS SS Kazakhstan
Gaurodytes conspersus (Marsham, 1802) Ukraine Kazakhstan
Gaurodytes conspicuus Sharp, 1873 KU
Gaurodytes costulatus (Motschulsky, 1859) SS
Gaurodytes desertorum (F.Morawitz, 1863)
Gaurodytes dichrous (Sharp, 1878) Turkmenistan
Gaurodytes dilatatus (Brullé, 1832) Turkmenistan
Gaurodytes elongatus (Gyllenhal, 1827) SS
Gaurodytes fuscipennis (Paykull, 1798) WS
Gaurodytes glacialis (Hochhut, 1846) Crimea
Gaurodytes guttatus (Paykull, 1798) Ukraine
Gaurodytes infuscatus (Aubé, 1838) NE
Gaurodytes jacobsoni Zaitzev, 1905 RU
Gaurodytes japonicus (Sharp, 1884) KU
Gaurodytes lineatus (Gebler, 1848) WS
Gaurodytes nigroaeneus (Erichson, 1837) WS
Gaurodytes solskyi (Jakovlev, 1897) Turkmenistan
Gaurodytes sturmi (Gyllenhal, 1808) RU WS
Gaurodytes subtilis (Erichson, 1837) WS SS
Gaurodytes uliginosus (Linnaeus, 1758) SS
Gaurodytes wasastjernai (Sahlberg, 1834) SS
Agabus vereschaginae Angus, 1984 paratypes! WS
Eriglenus charini Lafer, 1988 AM
Eriglenus fulvaster Zaitzev, 1906 WS
Eriglenus undulatus (Schrank, 1776) Czechia
Platambus lunulatus (Steven, 1829) CU
Platambus maculatus (Linnaeus, 1758) RU WS SS Kazakhstan
Platambus pictipennis Sharp, 1873 SH

Colymbetini Regimbart, 1895
Ilybius angustior (Gyllenhal, 1808) WS SS
Ilybius apicalis Sharp, 1873 SS AM
Ilybius ater (De Geer, 1774) Tadzhikistan
Ilybius costulatus (Motschulsky, 1859) SS
Ilybius crassus Thomson, 1854 SS SH Kazakhstan
Ilybius fenestratus (Fabricius, 1781) RU WS SS AM Latvia Ukraine
Ilybius fuliginosus (Fabricius, 1792) RU WS Crimea
Ilybius guttiger (Gyllenhal, 1808) WS MS KU
Ilybius lateralis Gebler, 1832 SS AM
Ilybius poppiusi Zaitzev, 1906 AM Kazakhstan
Ilybius subaeneus Erichson, 1837 WS SS Kazakhstan
Rhantus (Rhantus) exoletus (Forster, 1771) RU WS SS AM
Rhantus (Rhantus) latitans Sharp, 1882 RU WS Hungary
Rhantus (Rhantus) notaticollis Aubé, 1836 SS CY AM KU Japan
Rhantus (Rhantus) notatus (Fabricius, 1781) RU WS SS Turkmenistan Kazakhstan
Rhantus (Rhantus) pulverosus (Stephens, 1828) CU AM KU Ukraine Crimea Turkmenistan Tadzhikistan Japan
Rhantus (Rhantus) suturellus (Harrier, 1828) RU WS KU
Rhantus suturalis (MacLeay, 1825) AM KU
Rhantus yessoensis Sharp KU
Colymbetes dahuricus Aubé, 1836 WS SS AM
Colymbetes fuscus (Linnaeus, 1758) Crimea Kazakhstan
Colymbetes paykulli Erichson, 1837 RU WS
Colymbetes semenovi Jakovlev, 1896 Kazakhstan Turkmenistan
Colymbetes striatus (Linnaeus, 1758) RU UR WS SS AM

Dytiscinae Netolitzky,1911
Eretini Crotch,1873
Eretes sticticus (Linnaeus, 1767) AM Turkmenistan Tadzhikistan China

Hydaticini Sharp, 1880-1882
Hydaticus (Hydaticus) laevipennis Thomson, 1867 (=laviusculus Poppius, 1906)WS SS
Hydaticus (Hydaticus) grammicus Germar, 1830 Kazakhstan Tadzhikistan
Hydaticus (Hydaticus) seminiger (De Geer, 1774) RU WS
Hydaticus (Guignotites) leander (Rossi, 1790) Tadzhikistan
Hydaticus fabricii Mac Leay, 1833 AM
Hydaticus grammicus Germar, 1830 AM
Hydaticus laevipennis Thomson, 1867 AM
Hydaticus stagnalis (Fabricius, 1787) RU
Hydaticus transversalis (Pontoppidan, 1763) WS
Prodaticus pictus Sharp, 1882 Turkmenistan

Thermonectini Sharp, 1880-1882
Graphoderes adamsi (Clark, 1864) AM
Graphoderes austriacus (Sturm, 1834) WS Hungary
Graphoderes bieneri Zimmermann, 1921 SS
Graphoderes cinereus (Linnaeus, 1758) RU SS Ukraine Kazakhstan
Graphoderes bilineatus (De Geer, 1774) SS
Graphoderes zonatus (Hoppe, 1795) WS SS
Acilius canaliculatus Nicolai, 1822 RU WS SS
Acilius sulcatus (Linnaeus, 1758) RU WS SS

Dytiscini Sharp, 1880-1882
Dytiscus (Dytiscus) latissimus Linnaeus, 1758 RU
Dytiscus (Macrodytes) dauricus Gebler, 1832 SS AM
Dytiscus (Macrodytes) delictus Zaitzev, 1906 AM
Dytiscus (Macrodytes) circumflexus Fabricius, 1801 RU WS SS Ukraine Kazakhstan
Dytiscus (Macrodytes) circumcinctus (Ahrens, 1811) RU WS SS KM
Dytiscus (Macrodytes) lapponicus Gyllenhal, 1808 RU WS SS
Dytiscus (Macrodytes) latro Sharp, 1882 CY AM
Dytiscus (Macrodytes) marginalis Linnaeus, 1758 RU WS SS
Dytiscus (Macrodytes) marginalis czerskii Zaitzev, 1953 AM
Dytiscus (Macrodytes) obscurus Gschwwendtner, 1922 SH KU

Cybisterini Sharp, 1880-1882
Cybister tripunctatus (Olivier, 1795) Azerbaijan Turkmenistan Tadzhikistan
Cybister lateralimarginalis (De Geer, 1774) CU Ukraine Crimea Azerbaijan Turkmenistan Uzbekistan Tadzhikistan Kazakhstan
Cybister japonicus Sharp, 1873 AM