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 bojarskii
Szadziewski
& Dominiak,
sp. nov.
Figs 3
A–C
urn:lsid:zoobank.org:act:
FBC637E3-9205-4CCB-91DA-88115D9203A7
Diagnosis.
This new species is distinguished from other Cretaceous
Culicoides
by the following female characters: antennal flagellum with cylindrical flagellomeres, 2–8 elongate, 9–13 greatly elongate, only flagellomere 1 with sensilla coeloconica; entire wing membrane with macrotrichia; palpal segment 3 slender without sensory pit; proboscis 2.1 x longer than eye height. Male unknown.
Description. Female
(
Fig. 3A
). Head-body length (minus antenna) ca. 1.0 mm. Head with greatly elongate proboscis (length
0.49 mm
), ca. 2.1 x longer than eye height (
Fig. 3B
). Eyes moderately separated. Antennal flagellum (
Fig. 3C
) length
0.51 mm
, with cylindrical flagellomeres, 2–8 elongate, 9–13 greatly elongate, flagellomere 1 with single sensillum coeloconicum; antennal ratio 1.02. Palpus (
Fig. 3B
) 5-segmented, slender, ca.
0.25 mm
long; segment 3 greatly elongate (ca.
0.10 mm
), without sensory pit. Wing (
Fig. 3A
) length
0.68 mm
, costal vein
0.48 mm
; costal ratio 0.71; entire membrane including basal radial cell covered with macrotrichia. Hind tarsomere 1 swollen; tibial comb with 3 spines; TR
(2)
2.3, TR
(3)
2.1. Abdominal sternite 8 with distinct caudomedian excavation.
Male.
Unknown.
Material examined.
Holotype
female,
NIGP
171164
(BA02 14253).
Burmese
amber,
Hukawng Valley
, Myan- mar.
Syninclusions
:
Scatopsidae
1 male
,
Copeognatha
1,
Hemiptera
, 1.
Deposited
in the collections of the
Nanjing Institute of Geology
and
Palaeontology
,
Chinese Academy of Sciences
, Nanjing.
Etymology.
This new species is dedicated to PhD student Błażej Bojarski, Museum of Amber Inclusions, Uni- versity of Gdańsk, for preparing the inclusions for entomological study.