Leucotabanus weyrauchi Fairchild, 1951

Henriques, Augusto L. & Krolow, Tiago K., 2019, The genus Leucotabanus Lutz (Diptera: Tabanidae) in the Amazon region, with the description of a new species, Zootaxa 4651 (2), pp. 366-378 : 375-377

publication ID

https://doi.org/ 10.11646/zootaxa.4651.2.10

publication LSID

lsid:zoobank.org:pub:9D1DFCF0-838B-4E59-A244-E2809613E389

DOI

https://doi.org/10.5281/zenodo.5945373

persistent identifier

https://treatment.plazi.org/id/03D887DF-9B2A-7E28-68EC-F881FC2466F5

treatment provided by

Plazi

scientific name

Leucotabanus weyrauchi Fairchild, 1951
status

 

Leucotabanus weyrauchi Fairchild, 1951 View in CoL

( Fig. 8 View FIGURE 8 A–J)

Diagnosis. Size 11–14mm. Frontal index 4.7–6. In addition to the key characters, this species has black antennal flagellomeres. Palpus yellowish white and slender, white haired basally, black haired on the apical half. Scutum grayish brown with weakly pale stripes. Prescutellum with black hairs. Wing hyaline, yellowish and slender pterostigma, brown veins. Tibiae obscurely bicolored.Abdomen dorsally with white triangles on tergites 2–6, which are enlarged on tergites 2 and 4; ventrally with white hairs.

Variations. The specimen from Rondônia has white hairs on the prescutellum and the femora more distinctly bicolored.

Description of male. Similar to female, but the eyes are hairy, a character not observed in males of other species of Leucotabanus . The large ommatidia occupy the dorsal 2/3rds of the eye. Palpi, gena, coxae and pleuron predominantly with yellowish hairs. The tergite vestiture was not visible as the specimen was dried from ethanol, but it is apparent that the area of the second abdominal tergite covered with white pruinescence and hairs is more extensive than in females. Abdomen predominantly with white hairs ventrally.

Comments. There are no reports concerning the behavior of the female.

Material examined. BRAZIL, Rondônia, Ariquemes, Ji-Paraná river , 9°44’S; 61°52’W, 28.x.1986, Malaise trap (♀ INPA) GoogleMaps ; PERU, Huánuco, ix.1965 (♀ USNM) ; Madre de Dios, Mazuko , 382m, viii. 2012, Malaise trap (♀ INPA) ; Cusco, Quincemil, Araza river , 874m, viii. 2012, Malaise trap (♂ INPA) ; BOLIVIA, Cochabamba, Villa Tunari , 16°58’S; 65°23’W, 4–16.ix.2000 (♀ INPA) GoogleMaps .

Distribution. Eastern Ecuador, Peru and Bolivia; Brazil (Rondônia).

INPA

Instituto Nacional de Pesquisas da Amazonia

USNM

Smithsonian Institution, National Museum of Natural History

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Tabanidae

Genus

Leucotabanus

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