Ophiogomphus

Ophiogomphus, commonly known as snaketails, is a genus of dragonflies in the family Gomphidae. Most of the species in the genus Ophiogomphus have beautifully marked green club-shaped abdomens, which are more noticeable in the males.

The genus contains the following species:
 * Ophiogomphus acuminatus Carle, 1981 – acuminate snaketail
 * Ophiogomphus anomalus Harvey, 1898 – extra-striped snaketail
 * Ophiogomphus arizonicus Kennedy, 1917 – Arizona snaketail
 * Ophiogomphus aspersus Morse, 1895 – brook snaketail
 * Ophiogomphus australis Carle, 1992 – southern snaketail
 * Ophiogomphus bellicosus Voronocovsky, 1909
 * Ophiogomphus bison Selys, 1873 – bison snaketail
 * Ophiogomphus carolus Needham, 1897 – riffle snaketail
 * Ophiogomphus caudoforcipus Yousuf & Yunus, 1977
 * Ophiogomphus cecilia (Geoffroy in Fourcroy, 1785) – green snaketail, green gomphid
 * Ophiogomphus cerastis Selys, 1854
 * Ophiogomphus colubrinus Selys, 1854 – boreal snaketail
 * Ophiogomphus edmundo Needham, 1951 – Edmund's snaketail
 * Ophiogomphus howei Bromley, 1924 – pygmy snaketail
 * Ophiogomphus incurvatus Carle, 1982 – Appalachian snaketail
 * Ophiogomphus mainensis Packard, 1863 – Maine snaketail
 * Ophiogomphus morrisoni Selys, 1879 – Great Basin snaketail
 * Ophiogomphus obscurus Bartenev, 1909
 * Ophiogomphus occidentis (Hagen, 1885) – Sinuous snaketail
 * Ophiogomphus purepecha González & Villeda-Callejas, 2000
 * Ophiogomphus reductus Calvert, 1898
 * Ophiogomphus rupinsulensis (Walsh, 1862) – rusty snaketail
 * Ophiogomphus severus Hagen, 1874 – pale snaketail
 * Ophiogomphus sinicus (Chao, 1954)
 * Ophiogomphus smithi Tennessen & Vogt, 2004 – Sioux snaketail
 * Ophiogomphus spinicornis Selys, 1878
 * Ophiogomphus susbehcha Vogt & Smith, 1993 – St. Croix snaketail
 * Ophiogomphus westfalli Cook & Daigle, 1985 – Westfall's snaketail