CASC:INV
Hydrophorus phoca Aldrich 1911
Canada, British Columbia
CASC:INV
Hydrophorus phoca Aldrich 1911
USA, Alaska
CASC:INV
Hydrophorus phoca Aldrich 1911
USA, Oregon
CASC:INV
Hydrophorus phoca Aldrich 1911
USA, Washington
CASC:INV
Hydrophorus pacificus Van Duzee 1933
USA, Hawaii
CASC:INV
Mexico, Baja California Norte
CASC:INV
Mexico, Baja California Sur
CASC:INV
Mexico, Sonora
CASC:INV
Hydrophorus celestialis Takagi 1972
China (PA)
CASC:INV
Hydrophorus celestialis Takagi 1972
Nepal
CASC:INV
Canada, Ontario
CASC:INV
USA, Michigan
CASC:INV
USA, New York
CASC:INV
USA, California, San Bernardino
CASC:INV
Hydrophorus ochrifacies Van Duzee 1930
Chile
CASC:INV
Hydrophorus claripennis Van Duzee 1925
USA, Utah
CASC:INV
Hydrophorus claripennis Van Duzee 1925
Canada, Manitoba
CASC:INV
Hydrophorus claripennis Van Duzee 1925
Canada, Saskatchewan
CASC:INV
Hydrophorus claripennis Van Duzee 1925
USA, Alaska
CASC:INV
Hydrophorus claripennis Van Duzee 1925
USA, Idaho
CASC:INV
Hydrophorus claripennis Van Duzee 1925
Canada, British Columbia
CASC:INV
USA, California, Los Angeles
CASC:INV
USA, Oregon
CASC:INV
USA, California, Fresno
CASC:INV
USA, California, Lassen
CASC:INV
USA, California, Sierra
CASC:INV
Unknown (NA)
CASC:INV
Canada, Ontario
CASC:INV
USA, Alaska
CASC:INV
Canada, British Columbia
CASC:INV
Hydrophorus algens Wheeler 1899
USA, Alaska
CASC:INV
Hydrophorus algens Wheeler 1899
USA, Colorado
CASC:INV
Hydrophorus algens Wheeler 1899
USA, Wyoming
CASC:INV
Hydrophorus algens Wheeler 1899
Canada, Alberta
CASC:INV
Hydrophorus algens Wheeler 1899
Canada, Quebec
CASC:INV
Hydrophorus aestuum Loew 1869
Canada, British Columbia
CASC:INV
Hydrophorus aestuum Loew 1869
Canada, Ontario
CASC:INV
Hydrophorus aestuum Loew 1869
USA, Colorado
CASC:INV
Hydrophorus aestuum Loew 1869
USA, Florida
CASC:INV
Hydrophorus aestuum Loew 1869
USA, Iowa
CASC:INV
Hydrophorus aestuum Loew 1869
USA, Maine
CASC:INV
Hydrophorus aestuum Loew 1869
USA, Minnesota
CASC:INV
Hydrophorus aestuum Loew 1869
USA, Nebraska
CASC:INV
Hydrophorus aestuum Loew 1869
USA, Nevada
CASC:INV
Hydrophorus aestuum Loew 1869
USA, New York
CASC:INV
Hydrophorus aestuum Loew 1869
USA, Oregon
CASC:INV
Hydrophorus aestuum Loew 1869
USA, South Dakota
CASC:INV
Hydrophorus aestuum Loew 1869
USA, Texas
CASC:INV
Hydrophorus aestuum Loew 1869
USA, Washington
CASC:INV
Hydrophorus aestuum Loew 1869
USA, California, Alameda
CASC:INV
Hydrophorus aestuum Loew 1869
USA, California, Contra Costa
CASC:INV
Hydrophorus aestuum Loew 1869
USA, California, Imperial
CASC:INV
Hydrophorus aestuum Loew 1869
USA, California, Los Angeles
CASC:INV
Hydrophorus aestuum Loew 1869
USA, California, Marin
CASC:INV
Hydrophorus aestuum Loew 1869
USA, California, Mono
CASC:INV
Hydrophorus aestuum Loew 1869
USA, California, San Bernardino
CASC:INV
Hydrophorus aestuum Loew 1869
USA, California, San Diego
CASC:INV
Hydrophorus aestuum Loew 1869
USA, California, San Mateo
CASC:INV
Hydrophorus agalma Wheeler 1899
Canada, Ontario
CASC:INV
Hydrophorus agalma Wheeler 1899
Canada, Quebec
CASC:INV
Hydrophorus agalma Wheeler 1899
USA, Idaho
CASC:INV
Hydrophorus agalma Wheeler 1899
USA, Iowa
CASC:INV
Hydrophorus agalma Wheeler 1899
USA, Massachusetts
CASC:INV
Hydrophorus agalma Wheeler 1899
USA, Michigan
CASC:INV
Hydrophorus alboflorens (Walker 1849)
Canada, Quebec
CASC:INV
Hydrophorus alboflorens (Walker 1849)
USA, Maine
CASC:INV
Hydrophorus alboflorens (Walker 1849)
USA, Massachusetts
CASC:INV
Hydrophorus alboflorens (Walker 1849)
USA, Michigan
CASC:INV
Hydrophorus alboflorens (Walker 1849)
USA, Minnesota
CASC:INV
Hydrophorus alboflorens (Walker 1849)
USA, New York
CASC:INV
Hydrophorus alboflorens (Walker 1849)
USA, Pennsylvania
CASC:INV
Hydrophorus alboflorens (Walker 1849)
USA, Vermont
CASC:INV
Hydrophorus alboflorens (Walker 1849)
USA, West Virginia
CASC:INV
Hydrophorus alboflorens (Walker 1849)
USA, Wisconsin
CASC:INV
Hydrophorus alpinus Wahlberg 1844
Canada, Northwest Territories
CASC:INV
Hydrophorus alpinus Wahlberg 1844
USA, Alaska
CASC:INV
Hydrophorus altivagus Aldrich 1911
Canada, Alberta
CASC:INV
Hydrophorus altivagus Aldrich 1911
Canada, British Columbia
CASC:INV
Hydrophorus altivagus Aldrich 1911
Canada, Northwest Territories
CASC:INV
Hydrophorus altivagus Aldrich 1911
USA, Alaska
CASC:INV
Hydrophorus altivagus Aldrich 1911
USA, Colorado
CASC:INV
Hydrophorus altivagus Aldrich 1911
USA, New Hampshire
CASC:INV
Hydrophorus altivagus Aldrich 1911
USA, Utah
CASC:INV
Hydrophorus altivagus Aldrich 1911
USA, Wyoming
CASC:INV
Hydrophorus amplectens Aldrich 1911
USA, Alaska
CASC:INV
Hydrophorus amplectens Aldrich 1911
USA, Colorado
CASC:INV
Hydrophorus amplectens Aldrich 1911
USA, Michigan
CASC:INV
Hydrophorus amplectens Aldrich 1911
USA, New York
CASC:INV
Hydrophorus ampullaceus Van Duzee 1925
USA, Colorado
CASC:INV
Hydrophorus angustifacies Hurley 1965
Canada, Ontario
CASC:INV
Hydrophorus angustifacies Hurley 1965
Canada, Quebec
CASC:INV
Hydrophorus aquatilis Aldrich 1922
Canada, British Columbia
CASC:INV
Hydrophorus aquatilis Aldrich 1922
Canada, Northwest Territories
CASC:INV
Hydrophorus aquatilis Aldrich 1922
Canada, Quebec
CASC:INV
Hydrophorus aquatilis Aldrich 1922
USA, Alaska
CASC:INV
USA, California, Mono
CASC:INV
USA, California, Yosemite Natl. Park
CASC:INV
Hydrophorus balticus (Meigen 1824)
Germany
CASC:INV
Hydrophorus balticus (Meigen 1824)
Greece
CASC:INV
Hydrophorus bipunctatus (Lehmann 1822)
Unknown (PA)