Geranomyia
Creators: name: Zhang, Xiao
name: Zhang, Zehua
name: Yang, Ding
Publisher: name: Zenodo
Year: 2016
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Diptera
Limoniidae
Geranomyia

description: Key to species of genus Geranomyia from China
1 Wing with only oval dark brown stigma (Figs. 5, 7, 49)...................................................... 2
- Wing with many spots besides stigma (Figs. 2–4, 6, 8–17, 22, 28, 35, 42)........................................ 6
2 Basal section of CuA1 more than one-third its length before or beyond fork of M (Figs. 7, 9, 15–16, 42)................ 3
- Basal section of CuA1 less than one-fourth its length before or beyond fork of M (Figs. 2–6, 8, 10–14, 17, 22, 28, 35, 49).. 4
3 Basal section of CuA1 more than three-fourths its length beyond fork of M (de Meijere 1911)...................................................................................................... G. argentifera de Meijere, 1911
- Basal section of CuA1 about one-third its length before fork of M (Fig. 7) (Alexander 1937a).................................................................................................. G. gracilispinosa (Alexander, 1937)
4 Stigma round and small, covering only 1/4 of distal section of R1 (de Meijere 1911)........... G. nitida de Meijere, 1911
- Stigma oval and large, covering about 1/2 of distal section of R1 (Figs. 5, 49)..................................... 5
5 Prescutum with three confluent stripes (Alexander 1937a); female ovipositor with tip of hypogynial valve near 1/2 of cercus.............................................................................. G. c on tr it a (Alexander, 1937)
- Prescutum without stripe (Fig. 47); female ovipositor tip of hypogynial valve near 3/4 of cercus (Fig. 48).. G. nigra sp. nov.
6 Basal section of CuA1 more than one-third its length before fork of M (Figs. 7, 9, 15–16, 42)........................ 7
- Basal section of CuA1 less than one-fourth its length before or beyond fork of M (Figs. 2–6, 8, 10–14, 17, 22, 28, 35, 49). 11
7 Lobe of gonostylus of male hypopygium with two tubercles on rostral prolongation (Alexander 1930a)............................................................................................... G. radialis (Alexander, 1930)
- Lobe of gonostylus of male hypopygium with one tubercle or none on rostral prolongation (Figs. 23–24, 36–37, 43–44, 50–51)................................................................................................... 8
8 Lobe of gonostylus of male hypopygium with one spine arising from a large fleshy tubercle on rostral prolongation and other one arising from rostral prolongation directly (Alexander 1929a).................... G. tenuispinosa (Alexander, 1929)
- Lobe of gonostylus of male hypopygium not as above....................................................... 9
9 Wing with a combined spot at middle area of cell CuA1 and tip of CuA2 (Fig. 42).................. G. maculata sp. nov.
- Wing without combined spot at middle area of cell CuA1 and tip of CuA2 (Figs. 2–17, 22, 28, 35, 49)................. 10
10 Pleuron without stripe; lobe of gonostylus of male hypopygium with rostral prolongation pointed at apex (Alexander 1940)............................................................................. G. obesistyla (Alexander, 1940)
- Pleuron with a relatively and ill-defined longitudinal stripe; lobe of gonostylus of male hypopygium with rostral prolongation blunt (Alexander 1929a)..................................................... G. suensoniana (Alexander, 1929)
11. Prescutum with two lines on posterior half (Edwards 1921)............................. G. atrostriata Edwards, 1921
- Prescutum not as above.............................................................................. 12
12 Sc1 ending about opposite 1/2 of Rs (Figs. 2, 10, 13, 22).................................................... 13
- Sc1 ending about opposite 2/3 or more of Rs (Figs. 3–9, 11–12, 14–17, 28, 35, 42, 49)............................. 17
13 Wing with spots on origin of Rs and fork of Sc combined more or less (Figs. 2, 16) (Alexander 1930a)............................................................................................... G. alpestris (Alexander, 1930)
- Wing with spots on origin of Rs and fork of Sc separated observably (Figs. 3–4, 6, 8–15, 17, 22, 28, 35, 42)........... 14
14 Wing with many small dots near M and CuA (Fig. 10) (Alexander 1929b)................. G. pictorum (Alexander, 1929)
- Wing without small dot near M or CuA (Figs. 2–9, 11–17, 22, 28, 35, 42, 49)................................... 15
15 Prescutum with three broad longitudinal stripes (Fig. 20)...................................... G. ba is e ns i s sp. nov.
- Prescutum with scarcely evident markings (Alexander 1937a).......................... G. spectata (Alexander, 1937)
16 Wing with a large spot existing throughout entire wing tip and spot on origin of Rs bifurcated, forming an open ring (Fig. 3) (Alexander 1930b)......................................................... G. apicifasciata (Alexander, 1930)
- Wing not as above.................................................................................. 17
17 Wing without evident spot at base (Figs. 5, 7–8, 12–13, 49).................................................. 18
- Wing with a evident spot at base (Figs. 2–4, 6, 9–11, 14–17, 22, 28, 35, 42)..................................... 19
18 Wing with basal section of CuA1 a short distance beyond fork of M; lobe of gonostylus of male hypopygium with both two spines arising from tip of tubercle on rostral prolongation (Alexander 1937b)............ G. kiangsiana (Alexander, 1937)
- Wing with basal section of CuA1 a short distance before fork of M; lobe of gonostylus of male hypopygium with one spine arising from tip of tubercle on rostral prolongation, other one near base of tubercle (Alexander 1937a)............................................................................................ G. sparsiguttata (Alexander, 1937)
19 Costal region of wing with a clear stigma and some spots at root of R (de Meijere 1911)...... G. montana de Meijere, 1911
- Costal region of wing with six to seven large spots (Figs. 2, 4, 6, 9–11, 14–17, 22, 28, 35).......................... 20
20 Prescutum with only one broad median longitudinal stripe (Alexander 1934).............. G. unifilosa (Alexander, 1934)
- Prescutum with three longitudinal stripes (Figs. 20, 27, 33,40)................................................ 21
21 Wing with a large and clear spot on tip of A2 (Figs. 2–3, 10, 17, 42) (Edwards 1916)....... G. septemnotata Edwards, 1916
- Wing without clear spot on tip of A2 (Figs. 4–9, 11–16, 22, 28, 35, 49)......................................... 22
22 Costal region of wing with a small spot in cell C between second and third large spots (Fig. 6) (Alexander 1937a)...................................................................................... G. fremida (Alexander, 1937)
- Costal region of wing without spot in cell C between second and third large spots (Figs. 2, 4, 8–17, 22, 28, 35).......... 23
23 Lobe of gonostylus of male hypopygium with two spines, each arising from a tubercle on rostral prolongation (Alexander 1937a).................................................................... G. subradialis (Alexander, 1937)
- Lobe of gonostylus of male hypopygium with only one spine (Figs. 29–30, 36–37)............................... 24
24 Lobe of gonostylus of male hypopygium with rostral prolongation small, a very long and slender spine arising from a tubercle on rostral prolongation (Figs. 36–37)..................................................... G. longispina sp. nov.
- Lobe of gonostylus of male hypopygium with rostral prolongation long and slender, a long and powerful spine arising from rostral prolongation directly (Figs. 29–30)............................................................... 25
25 Male hypopygium with posterior margin of tergite nine deeply and narrowly notched, clasper of gonostylus small, slender and nearly straight (Alexander 1933)................................................. G. bifurcula (Alexander, 1933)
- Male hypopygium with posterior margin of tergite nine emarginate, clasper of gonostylus inexistent (Figs. 29–30)........................................................................................... G. degenerata sp. nov.
description: Published as part of Zhang, Xiao, Zhang, Zehua & Yang, Ding, 2016, Five new species of Geranomyia Haliday, 1833 (Diptera, Limoniidae) from China, pp. 139-154 in Zootaxa 4154 (2) on pages 140-141, DOI: 10.11646/zootaxa.4154.2.2, http://zenodo.org/record/267484