Gnoristinae (Edwards, 1925)

Kurina, Olavi & Grootaert, Patrick, 2016, Fungus gnats in the Botanical garden Jean Massart on the outskirts of Brussels: 52 new country records and a pictorial atlas of the genera (Diptera: Sciaroidea), Belgian Journal of Entomology 44, pp. 1-34 : 1-34

Gnoristinae

37. Apolephthisa subincana (Curtis, 1837) – Fig. 5G

MATERIAL. 1♂, MT1 , 30.VII-6.VIII.2015 ; 1♀, MT1 , 14-21.IV.2016 ; 1♀, MT2 , 21-28. V.2015; 2♀♀, MT2 , 14-21.IV.2016 ; 1♀, MT2 , 29.IV-4. V.2016.

Total: 1♂ 5♀♀.

38. Boletina gripha Dziedzicki, 1885 – Fig. 5K

MATERIAL. 1♂, MT1 , 13-21. V.2015; 1♂, MT1 , 12.XI-3.XII.2015 ; 1♂, MT1 , 17.XII.2016 - 6.I.2016 ; 1♂, MT1 , 6-21.I.2016 ; 1♂, MT1 , 21-29.IV.2016 ; 1♂, MT2 , 12.XI-3.XII.2015 ; 1♂, MT2 , 3-17.XII.2015 ; 1♂, MT2 , 17.II-3.III.2016 ; 1♂, MT2 , 25.III-1.IV.2016 .

Total: 9♂♂.

39. Boletina nitida Grzegorzek, 1885 – F. belg. sp. nov.

MATERIAL. 1♂, MT1 , 10-17. VI.2015; 2♂♂, MT1 , 1-9.X.2015 ; 1♂, MT1 , 9-20.X.2015 ; 2♂♂, MT2 , 21-28. V.2015; 1♂, MT2 , 28.V-4. VI.2015; 2♂♂, MT2 , 4-10. VI.2015; 1♂, MT2 , 17- 26. VI.2015; 2♂♂, MT2 , 26.VI-1.VII.2015 ; 1♂, MT2 , 8-15.VII.2015 ; 1♂, MT2 , 17-24.IX.2015 ; 2♂♂, MT2 , 24.IX-1.X.2015 .

Total: 16♂♂.

REMARKS. A Palaearctic species, widely distributed in Europe including neighbouring countries except Luxembourg ( CHANDLER, 2013). However, some earlier records can represent other species in the B. nitida species-group with several allied species distinguishable by details of male terminalia only (cf. ZAITZEV et al., 2006; JAKOVLEV & PENTTINEN, 2007).

40. Boletina sciarina Staeger, 1840 – F. belg. sp. nov.

MATERIAL. 1♂, MT2 , 30.X-12.XI.2015 .

Total: 1♂.

REMARKS. A Holarctic species, widely distributed in Europe including neighbouring countries except Luxembourg ( CHANDLER, 2013).

41. Coelosia flava (Staeger 1840) – F. belg. sp. nov. – Fig. 5I

MATERIAL. 3♂♂, MT1 , 17-26. VI.2015; 1♂, MT2 , 4-10. VI.2015.

Total: 4♂♂.

REMARKS. A widely distributed and locally common European neighbouring countries except Luxembourg ( CHANDLER, 2013).

species, recorded also from

42. Coelosia fusca Bezzi, 1892

MATERIAL. 1♂, MT1 , 12.XI-3.XII.2015 ; 4♂♂, MT1 , 3-17.XII.2015 ; 1♂, MT1 , 17.XII.2015 - 6.I.2016 ; 2♂♂, MT1 , 6-21.I.2016 ; 1♂ 1♀, MT1 , 3-17.II.2016 ; 4♂♂, MT2 , 3-17.XII.2015 .

Total: 13♂♂ 1♀.

43. Coelophthinia thoracica (Winnertz, 1863) – F. belg. sp. nov. – Fig. 5N

MATERIAL. 1♀, MT1 , 20-30.X.2015 ; 1♂, MT1 , 3-17.XII.2015 ; 1♀, MT2 , 20-30.X.2015 .

Total: 1♂ 2♀♀.

REMARKS. A considerably rare European species. In neighbouring countries recorded only from Germany ( CHANDLER, 2013).

44. Grzegorzekia collaris (Meigen, 1818) – F. belg. sp. nov. – Fig. 5O

MATERIAL. 1♂, MT1 , 1-8.VII.2015 ; 1♀, MT1 , 27.VIII-4.IX.2015 ; 1♂, MT2 , 8-15.VII.2015 . Total: 2 ♂♂ 1♀.

REMARKS. A widely distributed but rare Palaearctic species, recorded also from neighbouring countries except the Netherlands and Luxembourg ( CHANDLER, 2013).

45. Saigusaia flaviventris (Strobl, 1894) – Fig. 6A

MATERIAL. 1♂, MT2 , 7-13. V.2015; 1♂, MT2 , 21-28. V.2015; 1♂, MT2 , 4-10. VI.2015; 1♂, MT2 , 17-26. VI.2015; 1♂, MT2 , 1-8.VII.2015 ; 1♂, MT2 , 24.IX-1.X.2015 ; 1♂, MT2 , 6-11. V.2016. Total: 7♂♂.

46. Synapha fasciata Meigen, 1818 – Fig. 6B

MATERIAL. 1♂, MT1 , 4-10. VI.2015; 2♂♂, MT1 , 17-26. VI.2015; 3♂♂, MT2 , 4-10. VI.2015; 1♂, MT2 , 17-26. VI.2015; 2♂♂, MT2 , 26.VI-1.VII.2015 .

Total: 9♂♂.

47. Synapha vitripennis (Meigen, 1818)

MATERIAL. 4♂♂, MT1 , 7-13. V.2015; 4♂♂, MT1 , 13-21. V.2015; 3♂♂ 1♀, MT1 , 21-28. V.2015; 2♂♂ 1♀, MT1 , 28.V-4. VI.2015; 1♂, MT1 , 4-10. VI.2015; 3♂♂, MT1 , 10-17. VI.2015; 3♂♂, MT1 , 26.VI-1.VII.2015 ; 2♂♂, MT1 , 1-8.VII.2015 ; 5♂♂, MT1 , 6-11. V.2016; 1♂, MT2 , 13-21. V.2015; 1♂ 1♀, MT2 , 21-28. V.2015; 1♂, MT2 , 28.V-4. VI.2015; 1♂, MT2 , 10-17. VI.2015; 4♂♂, MT2 , 26.VI-1.VII.2015 ; 2♂♂, MT2 , 1-8.VII.2015 ; 2♂♂, MT2 , 8-15.VII.2015 ; 1♂, MT2 , 22- 30.VII.2015 ; 2♂♂, MT2 , 20-27.VIII.2015 ; 1♂, MT2 , 27.VIII-4.IX.2015 ; 1♂, MT2 , 10- 17.IX.2015 ; 2♂♂, MT2 , 1-9.X.2015 ; 1♂, MT2 , 9-20.X.2015 ; 1♀, MT2 , 30.X-12.XI.2015 ; 1♂, MT2 , 29.IV-4. V.2016; 1♀, MT2 , 6-11. V.2016.

Total: 48♂♂ 5♀♀.

48. Tetragoneura sylvatica (Curtis, 1837) – Fig. 6C

MATERIAL. 2♂♂, MT1 , 7-13. V.2015; 4♂♂ 2♀♀, MT1 , 13-21. V.2015; 6♀♀, MT1 , 21-28. V.2015; 3♀♀, MT1 , 28.V-4. VI.2015; 6♂♂ 4♀♀, MT1 , 4-10. VI.2015; 2♂♂ 2♀♀, MT1 , 10-17. VI.2015; 3♀♀, MT1 , 26.VI-1.VII.2015 ; 2♀♀, MT1 , 1-8.VII.2015 ; 1♀, MT1 , 15-22.VII.2015 ; 1♀, MT1 , 1- 9.X.2015 ; 1♀, MT1 , 20-30.X.2015 ; 7♂♂ 3♀♀, MT1 , 29.IV-4. V.2016; 2♂♂ 1♀, MT1 , 6- 11. V.2016; 1♂ 2♀♀, MT2 , 7-13. V.2015; 5♂♂ 6♀♀, MT2 , 13-21. V.2015; 1♂ 20♀♀, MT2 , 21- 28. V.2015; 3♂♂ 7♀♀, MT2 , 28.V-4. VI.2015; 6♂♂ 12♀♀, MT2 , 4-10. VI.2015; 3♂♂ 6♀♀, MT2 , 10-17. VI.2015; 4♀♀, MT2 , 1-8.VII.2015 ; 2♀♀, MT2 , 10-17.IX.2015 ; 1♂ 3♀♀, MT2 , 24.IX- 1.X.2015 ; 3♀♀, MT2 , 1-9.X.2015 .

Total: 43♂♂ 94♀♀.

Figures

Fig. 5. Habitus of fungus gnats of the families Ditomyiidae (A), Keroplatidae (B, C, M) and Mycetophilidae (D, E, F, G, H, I, J, K, L, N, O). A – Ditomyia fasciata; B – Orfelia bicolor; C – Pyratula zonata; D – Monoclona rufilatera; E – Acnemia nitidicollis; F – Mycomya (Mycomya) cinerascens; G – Apolephthisa subincana; H – Megalopelma nigroclavatum; I – Coelosia flava; J – Neoempheria pictipennis; K – Boletina gripha; L – Sciophila fenestella; M – Macrocera phalerata; N – Coelophthinia thoracica; O – Grzegorzekia collaris.

Fig. 6. Habitus of fungus gnats of the family Mycetophilidae. A – Saigusaia flaviventris; B – Synapha fasciata; C – Tetragoneura sylvatica; D – Ectrepesthoneura hirta; E – Greenomyia mongolica; F – Clastobasis loici; G – Megophthalmidia crassicornis; H – Leia winthemii; I – Docosia flavicoxa; J – Brevicornu proximum; K – Anatella simpatica; L – Cordyla fissa; M – Allodia (Allodia) lugens.