Clusiidae

Rafael, José A., Marques, Dayse W. A. & Limeira-De-Oliveira, F., 2023, Insect (Hexapoda) Diversity in the Oceanic Archipelago of Fernando de Noronha, Brazil: Clusiidae (Diptera), Zootaxa 5353 (4), pp. 332-350 : 348

Key to species of Clusiidae from Fernando de Noronha Archipelago

1. Scutum entirely black ( Figs 4 , 13 )........................................................................ 2

- Scutum with distinct yellow and black spots ( Figs 19 , 33 , 42 , 53 , 65 , 79 ) Sobarocephala ............................. 3

2. Five fronto-orbital setae, reclinate with the median inclinate ( Fig. 3 ). Legs yellow, except hind tibia brown medially ( Fig. 4 ). Tergites 1–2 mainly yellow ( Fig. 4 ). Wing with C-shaped distal infuscation; alula brown ( Fig. 5 ).................................................................................................... Czernyola fumialula sp. nov.

- Three fronto-orbital setae, reclinate with the anterior inclinate ( Fig. 12 ). Tibiae and apices of femora dark brown to black. Tergites entirely black ( Fig. 12 ). Wing with two dusky transverse bands; alula clear ( Fig. 15 ).................................................................................................... Heteromeringia czernyi Kertész

3. Postpronotal lobe, scutellum, notopleuron, anepisternum anteriorly, and tergites 1–2 ivory white ( Figs 42–43 )........................................................................................ Sobarocephala icmbio sp. nov.

- No ivory white sclerites............................................................................... 4.

4. Wing with two transverse dusky spots ( Fig. 34 )....................................... Sobarocephala finnilaei Frey

- Wing clear, at most slightly infuscated distally ( Figs 21 , 68 , 80 )................................................ 5

5. Arista densely plumose ( Fig. 77 ). Mediotergite black ( Figs 78–79 )................................ Sobarocephala sp.

- Arista sparsely plumose ( Fig. 18 ). Mediotergite yellow ( Figs 20 , 65 )............................................. 6

6. Black notal stripes are not connected. Scutellum yellow medially, light brown laterally ( Figs 19–20 )............................................................................................... Sobarocephala araujoi sp. nov.

- Notal stripes connected posteriorly. Scutellum is entirely black ( Fig. 65 )....... Sobarocephala protea Lonsdale & Marshall

Figures

FIGURES 1–11. Czernyola fumialula sp. nov. Holotype ♂. 1, habitus, lateral view; 2, head, frontal view; 3, head, lateral view (black arrow indicating fronto-orbital setae); 4, habitus, dorsal view; 5, wing; 6, terminalia, lateral view; 7, terminalia, dorsal view; 8, detached left surstylus and subepandrial sclerite; 9, hypandrium and phallus, posterior view; 10, hypandrium and phallus, lateral view (ejaculatory apodeme detached); 11, holotype labels. Abbreviations: cerc = cercus; distph = distiphallus; ej apod = ejaculatory apodeme; epand = epandrium; hypd arm = hypandrial arm; pregnt = pregonite; subepand scl = subepandrial sclerite; sur = surstylus. Veins: dm-m = discal medial crossvein; r-m = radial-medial crossvein.

FIGURES 12–15. Heteromeringia czernyi Kertész, 1903. ♀. 12, habitus, lateral view; 13, habitus, dorsal view; 14, head, frontal view; 15, wing.

FIGURES 16–29. Sobarocephala araujoi sp. nov. Holotype ♂ (16–27, 29) and Paratype ♀ (28). 16, habitus, lateral view; 17, head, frontal view; 18, head, lateral view; 19, head and thorax, dorsal view; 20, thorax and abdomen, dorsal view; 21, wing; 22, apex of abdomen, lateral view; 23, terminalia, dorsal view; 24, subepandrial sclerite (outlined), ventral view; 25, hypandrium and phallus, ventral view; 26, hypandrium and phallus, lateral view (ejaculatory apodeme outlined); 27, apex of hypandrium and phallus, lateral view; 28. Paratype ♀, habitus, dorsal view; 29, holotype labels. Abbreviations: basiph = basiphallus; distph = distiphallus; ej apod = ejaculatory apodeme; paraph = paraphallus; phapod = phalapodeme; pregt = pregonite.

FIGURES 30–40. Sobarocephala finnilaei Frey, ♂. 30, habitus, lateral view; 31, head, frontal view; 32, head, lateral view; 33, head and thorax, dorsal view; 34, wing (paratype ♂); 35, apex of abdomen, lateral view; 36, terminalia, dorsal view; 37, subepandrial sclerite, ventral view; 38, hypandrium and phallus, lateral view; 39, detail of apex of hypandrium and phallus, lateral view; 40, hypandrium and phallus, ventral view.Abbreviations: basiph = basiphallus; cer = cercus; distph = distiphallus; ej apod = ejaculatory apodeme; epand = epandrium; epiph = epiphallus; hypd = hypandrium; paraph = paraphallus; phapod = phalapodeme; pgt = postgonite pregt = pregonite; subepand scl = subepandrial sclerite; sur = surstylus.

FIGURES 41–51. Sobarocephala icmbio sp. nov. Paratype ♂. 41, head, frontal view; 42, habitus, dorsal view; 43, habitus, lateral view; 44, sternites and terminalia, ventral view; 45, sternites 6–8, ventral view; 46, epandrium, cerci and surstyli, dorsal view; 47, terminalia, ventral view, subepandrial sclerite outlined; 48, terminalia, lateral view; 49, ejaculatory apodeme, lateral view; 50, hypandrial complex, lateral view; 51, holotype labels. Abbreviations: basiph = basiphallus; cer = cercus; distph = distiphallus; ej apod = ejaculatory apodeme; epand = epandrium; epiph = epiphallus; hypd = hypandrium; paraph = paraphallus; phapod = phalapodeme; pgt = postgonite; pregt = pregonite; st = sternite; subepand scl = subepandrial sclerite; sur = surstylus.

FIGURES 52–61. Sobarocephala icmbio sp. nov. Paratype ♀. 52, head, frontal view; 53, habitus, dorsal view; 54, habitus, lateral view; 55, basal sternites, ventral view; 56, distal sternites, ventral view; 57, apex of abdomen, lateral view; 58, genital chamber and sternite 8, ventral view; 59, spermatheca; 60, cluster of eggs, lateral view; 61, egg, anterior view, margin outlined. Abbreviations. cerc = cercus; gen ch = genital chamber; st = sternite; t = tergite.

FIGURES 64–74. Sobarocephala protea Lonsdale & Marshall. 64, habitus, lateral view; 65, habitus, dorsal view; 66, head, frontal view; 67, head, lateral view; 68, wing; 69, sternite 5, ventral view; 70, terminalia, lateral view; 71, epandrium, cercus, surstylus, subepandrial sclerite, dorsal view; 72, hypandrium and phallus, ventral view; 73, hypandrium and phallus, lateral view; 74, apex of phallus, posterior view. Abbreviations: ej apod = ejaculatory apodeme; hypd = hypandrium; paraph = paraphallus; phapod = phallapodeme; st = sternite; subepand scl = subepandrial sclerite.

FIGURES 75–82. Sobarocephala sp. ♀. 75, habitus, lateral view; 76, head, frontal view; 77, head, lateral view; 78, habitus, dorsal view; 79, habitus, posterodorsal view; 80, wing; 81, terminalia, lateral view; 82, spermathecae.