Condylostylus graenicheri
This record describes Condylostylus graenicheri (species). Recorded family: Dolichopodidae. Recorded order: Diptera.
Identification and Appearance

Distinguished from other North American members of the Condylostylus caudatus group (in the broad sense used here) by long hairs at tip of abdomen and enlarged segments 4 and 5 of hind tarsi. According to Curran 1934, The Diptera of Kartabo, Bartica District, British Guiana, the bend in the first branch of M is broader than in caudatus .
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Diptera (Flies)
- Superfamily
- Empidoidea
- Family
- Dolichopodidae (Longlegged Flies)
- Subfamily
- Sciapodinae
- Genus
- Condylostylus
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Geographic Range
Neotropical; in United States found only in Texas and Florida
Additional species information
Species notes from the sources
Etymology: "Described from ten males and sixteen females, all taken at Miami, Florida, in January, February and May, 1924, by S. Graenicher, after whom I take pleasure in naming the species." -- M. C. Van Duzee, Entomological News 38:73
About Flies: the wider group
Order-level background for Diptera, the group containing Condylostylus graenicheri. Species-specific details appear above.
Group overview
Diptera includes over 150,000 described species of flies, mosquitoes, and midges. Mosquitoes are the deadliest animal on Earth (CDC). Malaria alone causes ~249 million cases and over 608,000 deaths annually, mostly children under 5 (WHO). Vector-borne diseases account for over 17% of all infectious diseases, causing 700,000+ deaths per year.
Ecological role of the group
Despite their disease impact, flies are critical decomposers and pollinators. Hoverflies alone pollinate hundreds of crop and wildflower species. Flies are also the primary food source for many birds, bats, and fish. Forensic entomology relies heavily on fly species for crime scene analysis.
Economic and practical significance of the group
In the U.S., vector-borne disease cases tripled between 2004-2016, with over 640,000 cases reported in that period (CDC). Tickborne diseases doubled from 22,000 to 48,000 annual reports. Globally, mosquito-borne diseases cost billions in healthcare and lost productivity.
Recorded sources for this group: WHO, CDC, PNAS. Imported estimates may describe particular regions or reporting periods.
Photos of Condylostylus graenicheri (5)
Photo credits: Contributed by John F. Carr
Frequently Asked Questions About Condylostylus graenicheri
What is Condylostylus graenicheri?
Condylostylus graenicheri is a species in the family Dolichopodidae, within the order Diptera.
How big is Condylostylus graenicheri?
Wing length 3.4 to 4.3 mm (Steyskal, 1973)
How do you identify Condylostylus graenicheri?
Distinguished from other North American members of the Condylostylus caudatus group (in the broad sense used here) by long hairs at tip of abdomen and enlarged segments 4 and 5 of hind tarsi. According to Curran 1934, The Diptera of Kartabo, Bartica District, British Guiana, the bend in the first branch of M is broader than in caudatus .
Where is Condylostylus graenicheri found?
Range: Neotropical; in United States found only in Texas and Florida
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