Helophilus

Helophilus are a diverse genus of moderate to large hoverflies, that appear somewhat bee-like. Larvae filter-feed in organic rich water. All Helophilus adults have a distinctive lengthwise striped thorax and a transverse striped abdomen.

Species
Subgenus: Helophilus
 * H. affinis Wahlberg, 1844
 * H. bilinearis Williston, 1887
 * H. borealis Stæger, 1845
 * H. bottnicus Wahlberg, 1844
 * H. celeber Osten Sacken, 1882
 * H. consimilis Malm, 1863
 * H. continuus Loew, 1854
 * H. contractus (Claussen & Pedersen, 1980)
 * H. distinctus Williston, 1887
 * H. fasciatus Walker, 1849
 * H. frutetorum (Fabricius, 1775)
 * H. groenlandicus (Fabricius, 1780)
 * H. hybridus Loew, 1846
 * H. insignis Violovitsh, 1979
 * H. intentus Curran and Fluke, 1922
 * H. interpunctus (Harris, 1776)
 * H. kurentzovi (Violovitsh, 1960)
 * H. lapponicus Wahlberg, 1844
 * H. latifrons Loew, 1863
 * H. lineatus (Fabricius, 1787)
 * H. lunulatus Meigen, 1822
 * H. neoaffinis Fluke, 1949
 * H. obscurus Loew, 1863
 * H. oxycanus (Walker, 1852)
 * H. parallelus (Harris, 1776)
 * H. pendulus (Linnaeus, 1758)
 * H. perfidiosus (Hunter, 1897)
 * H. pilosus Hunter, 1897
 * H. relictus (Curran & Fluke, 1926)
 * H. sapporensis Matsumura, 1911
 * H. sibiricus Smirnov, 1923
 * H. stipatus Walker, 1849
 * H. transfugus (Linnaeus, 1758)
 * H. trivittatus (Fabricius, 1805)
 * H. turanicus Smirnov, 1923
 * H. versicolor (Fabricius, 1794)
 * H. virgatus Coquillett, 1898

Subgenus: Pilinasica
 * H. antipodus Schiner, 1868
 * H. campbelli (Miller, 1921)
 * H. campbellicus Hutton, 1902
 * H. cargilli Miller, 1911
 * H. chathamensis Hutton, 1901
 * H. cingulatus Fabricius, 1775
 * H. hectori Miller, 1924
 * H. hochstetteri Nowicki, 1875
 * H. ineptus Walker, 1849
 * H. montanus (Miller, 1921)
 * H. seelandicus Gmelin, 1790
 * H. taruensis Miller, 1924