Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Genus Rhaphium

Long-legged fly - Rhaphium - male Fly - Rhaphium melampus - female Longlegged Fly - Rhaphium - male Fly - Rhaphium calcaratum Longlegged Fly - Rhaphium vanduzeei Fly - Rhaphium fascipes - female fly - Rhaphium Unknown Fly  - Rhaphium melampus - male
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon (Orthorrhapha)
Superfamily Empidoidea
Family Dolichopodidae (Longlegged Flies)
Subfamily Rhaphiinae
Genus Rhaphium
Explanation of Names
"The name of the genus (from ῥάφιον, small needle) has reference to the shape of the antenna" -- Hermann Loew
85 species north of Mexico(1), 41 in eastern United States(2)
Apical arista on elongated flagellomere
"Rhaphium is known from all realms except Australasia and Oceania and reaches its highest species number in the temperate and arctic areas of the Holarctic."(1)
"Many species emerge early in the season and are found in moist habitats such as humid woodlands, river banks, and pond margins."(1)
Works Cited
1.Catalog of the Dolichopodidae (Diptera) of America north of Mexico
Marc A. A. Pollet et al. 2003. American Museum of Natural History.
2.A Synopsis of the Dolichopodidae of the Southeastern United States and Adjacent Regions
Harold Robinson. 1964. Entomological Society of America.