Fannia postica

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Taxonavigation

Ordo: Diptera
Familia: Fanniidae
Genus: Fannia

Name

Fannia postica Wang & Li & Zhang, 2011 -group – Wikispecies link – Pensoft Profile

• Fannia postica -group: Chillcott, 1961: 101, 222; Rozkošný et al. 1997: 48.

Diagnosis

Each tibia with at most one seta on each surface; mid first tarsomere usually with basal tooth-like spines or clustered hairs on ventral surface; hind femur usually with one or numerous av; hind coxa bare on posterior surface (except Fannia discoculea and Fannia coculea); lower calypter at least leaf-like, otherwise lower calypter projecting beyond upper one; pra usually 2; presutural acr usually biserial; katepisternum without ventral spines; male cercal plate longish, the median part distinctly swollen in ventral view, the median part curving anteriorly and the apex curving posteriorly in lateral view. For detailed descriptions of the adults, see Chillcott (1961: 124).
Included species: Fannia postica-subgroup: Fannia brevicauda Chillcott, Fannia discoculea, Fannia enigmata Chillcott, Fannia flavibasis (Stein), Fannia multisetosa Chillcott, Fannia postica, Fannia ringdahlana, Fannia sequoiae Chillcott; Fannia spathiophora-subgroup: Fannia aethiops, Fannia ardua, Fannia bigelowi Chillcott, Fannia brooksi Chillcott, Fannia coculea, Fannia gotlandica Ringdahl, Fannia nudifemorata sp. n., Fannia scyphocerca Chillcott, Fannia slovaca Gregor & Rozkošný, Fannia spathiophora, Fannia stigi, Fannia tundrarum Chillcott, Fannia umbratica Collin, Fannia umbrosa (Stein).

Key to males of the known Chinese species of the Fannia postica-group

Key to males of the known Chinese species of the Fannia postica-group — M. Wang , K. Li , D. Zhang

1		Hind femur at least with 2 av in distal half (postica-subgroup)    2
–		Hind femur only with 1 av in distal half (spathiophora-subgroup)    4
2		Pra 2; hind coxa bare on posterior surface    3
–		Pra 1; hind coxa with hairs on posterior surface    Fannia discoculea
3		Mid first tarsomere with basal tooth-like spines on ventral surface; hind femur only with 2 av in distal half; calypters blackish    Fannia ringdahlana
–		Mid first tarsomere without basal tooth-like spines on ventral surface; hind femur with 4–6 av in distal half; calypters yellow    Fannia postica
4		Hind coxa bare on posterior surface    5
–		Hind coxa with hairs on posterior surface; pra 2 (rarely 3); frontal setae 7–9; mid first tarsomere with basal tooth-like spines on ventral surface    Fannia coculea
5		Fore tibia with 7–9 long and fine pv hairs    Fannia spathiophora
–		Fore tibia without such hairs    6
6		Hind femur with pv in distal 1/3    7
–		Hind femur without distinct pv in distal 1/3; haltere dark brown    Fannia nudifemorata
7		Hind femur with 4 or 5 pv in distal half    8
–		Hind femur only with 2 or 3 pv in distal half; abdominal tergites 2–4 each with a median black stripe    Fannia aethiops
8		The median part of frons about as wide as anterior ocellus; frontal setae 6; each abdominal tergite with a triangular mark    Fannia ardua
–		The median part of frons about 2.5 times as wide as anterior ocellus; frontal setae 8 or 9; each abdominal tergite with a median black stripe    Fannia stigi

Taxon Treatment

• Wang, M; Li, K; Zhang, D; 2011: Taxonomic review of the postica-group of Fannia Robineau-Desvoidy (Diptera, Fanniidae) from China, with the description of one new species ZooKeys, 112: 1-19. doi