Eristalis


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Related to Eristalis: Eristalis tenax

Eristalis

(e-ris'ta-lis)
A genus of flies belonging to the family Syrphidae. The larva of the species E. tenax, called the rat-tailed maggot, may cause intestinal myiasis in humans. See: myiasis

Eristalis

a genus of flies in the family Syrphidae whose maggots breed in drains. Called filth flies, rat-tailed maggots.
References in periodicals archive ?
canicularis, and species of the family Syrphidae as Eristalis tenax and O.
Regarding accidental myiasis caused by Diptera of the Syrphidae family, the clinical case of a 27-year-old Chilean female patient was reported for the first time, who in a menstrual period presented a sensation of foreign body moving in the vaginal region and then expelled Larvae that were identified as third instar larvae of Eristalis tenax (Diptera: Syrphidae) (10).
Thompson (2006) reporto para el pais los generos Copestylum, Palpada, Sterphus, Quichana, Macrometopia, Eristalis, Chalcosyrphus, Mallota, Myolepta y Ornidia.
En esta ocasion, se presenta un caso que se considero en principio como una miasis intestinal por Eristalis tenax, pero que se reviso epidemiologicamente en detalle, para poder llegar a una conclusion concreta y satisfactoria de la situacion real.
La larva fue llevada al Laboratorio de Parasitologia de la Escuela de Bioanalisis de la Universidad del Zulia y en base a su caracteristicas morfologicas fue identificada como larva de Eristalis tenax (Linnaeus) (Diptera: Syrphidae), Figura 1.
Prey taxon Immature Female Male Unidentified prey items 1 2 Diptera, Nematocera 2 1 Diptera, Culicidae 1 Diptera, Eristalis sp.
Calopteron 29 Diptera Volucella, Eristalis 6 Hemiptera Apateticus, Podisus 5 Apiomerus, Agriocleptus, Cryptophyso- 17 deres, Zirta Hymenoptera Apis 3 Aphidius, Glyptapanteles 4 Melanosmicra 3 Ectatomma 24 Pseudomyrmex 6 Solenopsis 6 Grotea 9 Phaneroserphus 1 Foenatopus 2 Polistes canadensis L.
Preferential pollination of yellow flower morphs of Raphanus raphanistrum by Pieris and Eristalis sp.
Optical releasers of the innate proboscis extension in the hoverfly Eristalis tenax L.
Preferential pollination of yellow-flowered morphs of Raphanus raphanistrum by Pieris and Eristalis spp.