Asphondylia varroniae Maia, 2024

Maia, Valéria Cid, 2024, Five new species of Asphondylia (Diptera, Cecidomyiidae, Asphondyliini) from Brazilian restinga (Atlantic Forest), Papéis Avulsos de Zoologia 64, pp. 1-30 : 19-22

Asphondylia varroniae Maia , sp. nov. ( Figs. 15 A-18C)

Diagnosis: Male hypoproct simple, pointed apically ovipositor with needle part about 1.89-200 × length 7 th sternite; pupa: antennal horn 0.24-0.27 mm long, upper facial horn single and conical, three lower frontal horns aligned, 8 th abdominal segment with 10-11 dorsal spines in the posterior row, larva: spatula with lateral and mesal teeth subequal in length, mesal teeth rounded apically, three setose lateral papillae on each side of spatula.

Male: Body length: 2.70-2.80mm (N= 3). Head ( Fig.15A ): 0.40 mm long, 0.40 mm wide (N = 2), eye facets hexagonal, closely appressed; antennae: flagellomeres 1 and 2 not fused, scape obovate, setose, 0.10-0.11 mm long, 0,05 mm wide (N = 3), pedicel globose, setose, 0.05-0.06 mm long, 0.05-0.06 mm wide (N = 3), 1 st- 10 th flagellomeres cylindrical (11 th- 12 th flagellomeres missing), circumfila longitudinally sinuous, equally spread along segments ( Fig. 15B ), 1 st flagellomere 0.16-0.20 mm long, 0.05-0.06 mm wide (N = 4), 2 nd flagellomere 0.19-0.20 mm long, 0.04 mm wide (N = 3),3 rd flagellomere 0.17-0.18 mm long, 0.04-0.05 mm wide (N = 3), 4 th flagellomere 0.15-0.17 mm long, 0.04 mm wide (N = 3), 5 th flagellomere 0.16-0.19 mm long, 0.04 mm wide (N = 3), 6 th flagellomere 0.16-0.17 mm long, 0.04 mm wide (N = 2), 7 th flagellomere 0.16 mm long, 0.04 mm wide (N = 2), 8 th flagellomere 0.15-0.16 mm long, 0.04 mm wide (N = 2), 9 th flagellomere 0.15 mm long, 0.04 mm wide (N = 2), 10 th flagellomere 0.14 mm long, 0.04 mm wide (N = 1), proportion flagellomere neck-node: 1:10; frons corrugated; mouthparts: labrum long-attenuate 0.07 mm long, 0.03 mm wide; hypopharynx of the same shape as labrum, 0.10 mm long, 0.03 mm wide (N = 1) with long, anteriorly-directed lateral setulae; labella elongate and convex, with lateral and mesal setae (labella length and width not measured as they are smashed); palpus 0.12-0.14 mm (N = 2), 1 st segment globoid, 0.02 mm long, 0.2mm wide(N =2),2 nd segment cylindrical, 0.04-0.05mm long, 0.02-0.025 mm wide (N = 2), 3 rd segment cylindrical. 0.06-0.07 mm long, 0.025 mm wide (N = 2), all segments with setae. Thorax: scutum with two dorsocentral rows of setae, setae more abundant anteriorly, and one irregular lateral row of setae on each side, scales intermixed; scutellum with scattered setae; anepimeron and anepisternum setose; remaining pleural sclerites bare; legs: tarsal claws curved beyond midlength, isomorphic, empodium as long as claws ( Fig. 15C ); wing ( Fig. 15D ): length 1.90-2.50 mm (N = 4). Abdomen ( Fig. 15E ): trichoid sensillae not visible; 1 st- 7 th tergites sclerotized, rectangular with a posterior row of setae, few lateral setae, and mostly covered elsewhere with scales, 1 st tergite shorter than other tergites, ½ × length of 2 nd tergite, tergite8 th band-like, bare; 2 nd- 8 th sternites more sclerotized than tergites, rectangular;2 nd- 6 th sternites with a posterior row of setae,several setae at midlength, few lateral setae, and mostly covered elsewhere with scales; 7 th sternites with a posterior row of setae, several mesal setae, few lateral setae, 8 th sternite entirely covered with setae, more abundant posteriorly, and mostly covered elsewhere with scales. Terminalia ( Fig. 15F ): gonocoxite short and stout, 0.12-0.13 mm long (N = 3), gonostylus spherical, 0.04 mm long, 0.04 mm wide (N = 1), hypoproct simple, pointed apically.

few lateral setae and mostly covered elsewhere with scales, 8 th tergite with distal margin with lobes 0.09 mm long (N = 1), 2 nd- 6 th sternites as in male, 6 th sternite 0.20-0.21 mm long (N = 3); 7 th sternite 0.40-0.45 mm long, 2.00-2.14 × length sternite 6 (N = 3), setose and mostly covered elsewhere with scales; sternite 8 not sclerotized; ovipositor: needle part 0.80-0.85 mm long, 1.89-2.00 × length sternite 7 (N = 3). Other characters as in male.

Figures

Figure 15. Asphondylia varroniae Maia, sp. nov., male: (A) Head, ventral view, (B) 5th flagellomere, (C) Wing, (D) Foreg, tarsal claw and empodium, lateral view, (E) Abdomen,lateral view,(F)Terminalia,dorsal view.