Description of Gondwanoscurus curleri sp. nov. from the West Usambara Mts, Tanzania (Diptera: Psychodidae)
Author
Kvifte, Gunnar Mikalsen
Department of Biological Sciences, Purdue University, 915 West State Street, West Lafayette IN- 47906, United States of America. & Department of Entomology, University Museum of Bergen, University of Bergen, P. O. Box 7800, NO- 5040 Bergen, Norway.
Author
Andersen, Trond
Department of Entomology, University Museum of Bergen, University of Bergen, P. O. Box 7800, NO- 5040 Bergen, Norway.
text
Acta Entomologica Musei Nationalis Pragae
2019
Acta. Ent. Mus. Natl. Pragae
2019-02-14
59
1
59
62
http://dx.doi.org/10.2478/aemnp-2019-0005
journal article
5774
10.2478/aemnp-2019-0005
628c8bc0-acba-467e-8878-ac221809c81f
1804-6487
4505441
6E4604E1-52D3-4356-8460-E73C045E0F7A
Gondwanoscurus
Ježek, 2001
Type
species.
Telmatoscopus mcclurei
Quate, 1962
, by original designation of
JEŽEK (2001)
.
Diagnostic characters
(modified from
JEŽEK & TKOČ 2012
). Eyes contiguous; postocular setae arranged in single row; flagellomeres asymmetrically nodiform; second flagellomere with neck twice as long as its diameter; flagellomeres generally with ring of many multibranched ascoids; subcostal and cubital areas of wing wide; radial fork distad of medial fork; gonostylus simple or bifurcate. Further characters can be found in
CURLER (2009)
.
Key to males of world species
(modified from
CURLER 2009
)
1. Tenacula with apices bifurcate. ............................... 2
‒ Tenacula with apices spatulate. ............................... 3
2. Gonostylus bifurcate distally. ..................................... .......................................
G. ejundicus
(Quate, 1962)
‒ Gonostylus sinuous, not bifurcate. ............................. .........................................
G. cruciferus
Curler, 2009
3. Gonostylus not bifurcate. ........................................ 4
‒ Gonostylus bifurcate. .............................................. 6
4. Gonostylus without setose dorsomesal lobe. ........... 5
‒ Gonostylus with setose lobe arising dorsomesally. .... ....................................
G. ornithostylus
Curler, 2009
5. First flagellomere with strong mesal protuberance. Basiphallus more than twice length of distiphallic complex. Surstylus without conspicuous medial protuberance. ...............................
G. curleri
sp. nov.
‒ First flagellomere without mesal protuberance. Basiphallus less than 1.5 times length of distiphallic complex. Surstylus with medial protuberance pointed, about twice as long as width of surstylus apex. ......... .....................................
G. malaysiensis
Ježek, 2001
6. Gonostylus bifurcate at base. ..................................... .........................................
G. mcclurei
(Quate, 1962)
‒ Gonostylus bifurcate at middle or further. .............. 7
7. Gonostylus bifurcate at apical 1/3, mesal ramus less than five times as long as wide. ............................... 8
‒ Gonostylus bifurcate at middle, mesal ramus more than 10 times as long as wide. ............................... 10
8. Rami of gonostylus subequal in length. Apex of surstylus doubly curved, S-shaped. ............................ .................................................
G. jezeki
Curler, 2015
‒ Medial ramus much shorter than lateral ramus. Surstylus with simple curvature. ............................. 9
9. Anal area of wing expanded. Gonocoxite nearly as long as gonostylus. ..................................................... ............................
G. socotrensis
Ježek & Tkoč, 2012
‒ Anal area of wing not expanded. Gonocoxite half as long as gonostylus. ......
G. arcuatus
(Vaillant, 1965)
10 Flagellomere 3 with three lateral spines. Medial ramus of gonostylus sinous. .........
G. eximius
(Quate, 1962)
‒ Flagellomere 3 with four lateral spines. Medial ramus of gonostylus arcuate. ...
G. praecipuus
(Quate, 1962)