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 burmiticus
Szadziewski
& Dominiak,
sp. nov.
Figs 4
A–B
urn:lsid:zoobank.org:act:
8F5AD5B1-78A5-491A-8036-FD4EC46EAD2A
Diagnosis.
This new species is distinguished from other Cretaceous
Culicoides
by the following female characters: antennal flagellum with cylindrical flagellomeres, flagellomeres 2–8 much shorter than elongate 9–13, only flagellomere 1 with single sensillum coeloconicum; wing membrane except basal radial cell with macrotrichia; palpal segment 3 stout with distinct, deep sensory pit; proboscis moderately short. Male unkown.
Description. Female
(
Fig. 4A
). Very well preserved, all structures present and well visible. Head-body length
1.03 mm
. Eyes narrowly separated. Antennal flagellum (
Fig. 4B
) length
0.54 mm
; flagellomere 1 with single sensillum coeloconicum, flagellomeres 2–13 cylindrical without sensilla coecolonica; antennal ratio 1.44. Palpus (
Fig. 4B
) 5-segmented; segment 3 stout
0.045 mm
long, with deep sensory pit. Wing (
Fig. 4A
) length measured from basal arculus
0.70 mm
; costal ratio 0.69; wing membrane except basal radial cell with macrotrichia. Legs slender, hind femur most massive; hind tibial comb with 3 spines; tarsomeres 4 cylindrical; tarsal ratios similar on all legs, TR
(1)
2.2, TR
(2)
2.5, TR
(3)
2.3; claws small, equal-size.
Male.
Unknown.
Material examined.
Holotype
female, BUB 1745, Burmese amber, Hukawng Valley,
Myanmar
. Syninclusions. Collembola 2, Acari 1,
Empididae
1 female
,
Ceratopogonidae
:
Leptoconops
3 females
. Deposited in Museum of Natural History, PAS Kraków.
Etymology.
This new species name refers to
Burma
(
Myanmar
), the country of origin of the amber in Southeast Asia.