Parapsectra
Creators: name: Giłka, Wojciech
name: Jażdżewska, Natalia
Publisher: name: Zenodo
Year: 2010
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Diptera
Chironomidae
Parapsectra

description: Key to males of Parapsectra
1. Anal point acute (Fig. 15). Superior volsella with slender apical prolongation and concave anteromedian margin (Figs 15, 17) ..................................................................................................................................................... P. mendli
-. Anal point with rounded, transversely cut or slightly concave apex (Figs 8, 12, 19, 22, 26, 30). Superior volsella without apical prolongation and/or with straight or convex anteromedian margin (Figs 10, 13, 20, 23, 27, 30). ....... 2
2. Wing with FCu well distal of RM (Fig. 5). Lateral teeth of anal tergite present (Fig. 22). Superior volsella sinuous, digitus absent (Figs 22, 23). Median volsella with sparse and large, spoon-shaped lamellae (Fig. 24). Inferior volsella long and strongly curved, L-shaped (Figs 22, 39). .............................................................................. P. styriaca
-. Wing with FCu very slightly distal of RM (Fig. 1), under RM (Figs 2, 4, 7) or proximal of RM (Fig. 6). Lateral teeth of anal tergite absent. Superior volsella never sinuous, digitus present. Median volsella with lamellae never as above (Figs 11, 14, 21, 28, 31). Inferior volsella never L-shaped, short when bent (Figs 32–35, 38, 40, 41). ...................... 3
3. Median volsella with falciform lamellae (Figs 28, 31)................................................................................................. 4
-. Median volsella with spoon-shaped lamellae (Figs 11, 14, 21).................................................................................... 5
4. Antenna with 6 or 7 flagellomeres (Fig. 25). Wing reduced (Fig. 6). Superior volsella elongated (Figs 26, 27). Median volsella with slender falciform and fusiform lamellae (Fig. 28). Inferior volsella reaching beyond half length of gonostylus, evenly tapering to apex (Figs 26, 40). ............................................................................... P. uliginosa
-. Antenna with 13 flagellomeres, with distal flagellomeres slightly separated (Fig. 29). Wing well developed (Fig. 7). Superior volsella short (Fig. 30). Median volsella with broad falciform and lanceolate lamellae (Fig. 31). Inferior volsella reaching at most half length of gonostylus, with abruptly swollen head-like distal half (Figs 30, 41) ............ ...................................................................................................................................................................... P. wagneri
5. Anal lobe of wing strongly reduced, RM very short, membrane below An with sparse macrotrichia (Fig. 2). Dark
brown to fuscous body ............................................................................................................................. P. chionophila -. Anal lobe of wing well developed, RM long, membrane below An with dense macrotrichia (Figs 1, 4). Brownishgreen body..................................................................................................................................................................... 6 6. Stem of median volsella with large lamellae placed posteromedially (Fig. 11). Inferior volsella bent at base, with transverse protrusion (Figs 8, 32, 33) ................................................................................................ P. b u m a s t a sp. n.
-. Stem of median volsella with small lamellae placed apically (Fig. 21). Inferior volsella short and straight, without transverse protrusion (Fig. 19, 38) .................................................................................................................... P. nana
description: Published as part of Giłka, Wojciech & Jażdżewska, Natalia, 2010, A systematic review of the genus Parapsectra Reiss (Diptera: Chironomidae: Tanytarsini) with description of a new species from Poland, pp. 1-21 in Zootaxa 2350 on pages 18-19, DOI: 10.5281/zenodo.193438