Haematophagous biting midges of the extant genus Culicoides Latreille (Diptera: Ceratopogonidae) evolved during the mid-Cretaceous
Author
Szadziewski, Ryszard
Author
Dominiak, Patrycja
Author
Sontag, Elżbieta
Author
Krzemiński, Wiesław
Author
Wang, Bo
Author
Szwedo, Jacek
text
Zootaxa
2019
2019-10-24
4688
4
535
548
journal article
25149
10.11646/zootaxa.4688.4.5
c704c5d3-8ef6-48b6-a346-efe5b5e1c032
1175-5326
3517710
F412A472-E501-494B-9BF9-CAF253E9BD92
Culicoides ellenbergeri
Szadziewski
& Dominiak,
sp. nov.
Figs 5
A–C
urn:lsid:zoobank.org:act:
C343228E-064A-4344-A63B-C748F54A468D
Diagnosis.
This new species is distinguished from other Cretaceous
Culicoides
by the following combination of female characters: antennal flagellum with flagellomeres 2–8 spherical, much shorter than the more elongate 9–13, only flagellomere 1 with 7 sensilla coeloconica; distal portion of wing membrane with macrotrichia; palpal segment 3 greatly swollen without sensory pit, with several distinct capitate sensilla; proboscis short. Male unknown.
Description. Female
(
Fig. 5A
). Poorly preserved, distorted, abdomen missing. Eyes bare, separation not visible. Antennal flagellum (
Fig. 5C
) length
0.32 mm
; flagellomere 1 with 7 sensilla coeloconica, flagellomeres 2–13 without sensilla coeloconica, but with distinct sensilla basiconica; flagellomeres 2–8 more or less spherical, much shorter than the more elongate 9–13; antennal ratio 1.13. Palpus (
Fig. 5B
) 5-segmented; palpal segment 3 greatly swollen without sensory pit, with several distinct capitate sensilla on ventral surface. Wing (
Fig. 5A
) length
0.61 mm
; costal ratio 0.69; distal portion of wing with macrotrichia in cells r
3
, m
1
and m
2
; basal radial and cubital cells without macrotrichia. Scutellum with about 8 long marginal setae. Tarsomere 1 of hind leg slender; TR
(1)
2.1, TR
(2)
2.0, TR
(3)
1.8.
Male.
Unknown.
Material examined.
Holotype
female, MAI 5666.
Burmese
amber,
Hukawng Valley
,
Myanmar
; purchased by
Sieghard Ellenberger
from
Kassel
,
Germany
.
Deposited in
Museum
of Amber Inclusions,
University of Gdańsk.
Etymology.
This new species is dedicated to Sieghard Ellenberger of Kassel,
Germany
, a generous collector who purchased this biting midge and donated it to the Museum of Amber Inclusions, University of Gdańsk.