Susamyia mira Ziegler & Gilasian, 2021

Gilasian, Ebrahim, Ziegler, Joachim, Tóthová, Andrea & Parchami-Araghi, Mehrdad, 2021, A new genus and species of tachinid flies from Iran (Diptera, Tachinidae, Goniini), European Journal of Taxonomy 746 (1), pp. 162-185 : 168-173

Susamyia mira Ziegler & Gilasian gen. et sp. nov.

urn:lsid:zoobank.org:act:7F3A2907-E8D8-46A9-9650-DAD0F7E01ADB

Figs 3–4 , 5A–B , 6A, C–E , 7 , 8A, C–D

Etymology

The species name ‘ mira ’ (Latin, adjective) is derived from ‘mirus’ (amazing, astonishing, surprising).

Material examined

Holotype IRAN • ♂ (pinned); IRAN: Khuzestan prov., / Shoush, Karkheh National / Park , Persian Fallow Deer / Sanctuary , 32°04′30.1″N / 48°14′24.2″E, June 28–July 4 / 2013, 66m, Malaise trap, M. / Parchami- Araghi // HOLOTYPUS ♂ / Susamyia mira / Ziegler & Gilasian / 2021 [red label]; HMIM.

Paratypes IRAN • 2 ♂♂ (1 pinned, 1 in ethanol), 2 ♀♀ (1 pinned, 1 in ethanol); same data as for holotype; HMIM • 1 ♂ (pinned); same data as for holotype except 32°04′42.2″N / 48°14′34.8″E, near swamp, / May 13– June 14 2014, 63 m, / Malaise trap, M. Parchami- / Araghi leg.; SDEI • 1 ♂, 1 ♀ (pinned); same data as for holotype except 32°04′45.6″N 48°14′27.8″E / 10.V.–10.VII. 2015, 68 m / leg. Gilasian; ZMHB • 1 ♂ (pinned); same data as for holotype except Dez National Park , Mianrood, / Persian Fallow Deer Sanctuary, / 32°06′23.5″N / 48°26′17.2″E, near marsh, / May 13–June 14 2014, 54 m, / Malaise trap, M. Parchami- / Araghi leg.; HMIM • 1 ♀ (glued to a card point); IRAN: Sistan & Balouchestan prov., / Dalgan, vicinity of / Jolgeh, Chah Hashem, palm / grove , 27°06′08.3″N / 59°07′11.3″E, / 28 April–2 May 2017, 388 m, Malaise / trap, M. Parchami-Araghi leg.; HMIM .

Each paratype has an additional yellow label containing “ PARATYPUS ♂ [or ♀] / Susamyia mira / Ziegler & Gilasian / 2021”.

Additional studied material

IRAN • 1 ♂; same data as for holotype except 32°04′45.6″N 48°14′27.8″E / 10.V.–10.VII. 2015, 68 m / leg. Gilasian; CZB.

Specimen dissected. Head ( Fig. 6C–E ), postabdomen and left wing prepared separately, the other parts of the body have been destroyed during DNA extraction.

Description

Male ( Figs 3–4 , 5A–B , 6A, C–E )

Statements given within square brackets refer to paratypes. Overall length: 6.3–[7.5] mm.

COLORATION AND MICROTRICHOSITY. Head predominantly brown; genal setulae black; frontal vitta and lunule light brown; face, parafacial, fronto-orbital plate, gena, genal dilation, ocellar triangle and occiput covered with dense silvery white microtrichosity; occiput with white setulae; scape, pedicel and basal margin of postpedicel orange, other parts of antenna including arista dark brown to black; prementum dark brown; palpus yellow; thorax black, predominantly covered with whitish-grey microtrichosity; presutural portion of scutum with 2 narrow dark median and 2 semi-triangular lateral vittae (seen from behind), posterior margin of postpronotum orange, postsutural portion of scutum orange laterally; scutellum entirely yellowish-orange or (rarely) darker in basal portion, covered with grey microtrichosity; wing hyaline; calypters white; tegula brownish-orange, basicosta pale yellow; halter orange; coxae, femora and tarsi brownish-black, apical half of femora orange ventrally, tibiae dark brownish-orange; abdomen dorsally and ventrally predominantly covered with dense grey microtrichosity on its whole length, without black bands posteriorly, but with black shining spots at base of every seta; syntergite 1+2 mostly black, posterior half of lateral and ventral portions orange; tergites 3–4 predominantly orange, each with a dorsal black trapezoidal spot; tergite 5 orange with a semi triangular black spot dorsally; margins of all tergites pale yellow; sternites black; postabdomen mostly orange.

HEAD ( Figs 3 , 6C–E ). Eye bare; height of gena in lateral view [0.17]–0.21 times as long as vertical diameter of eye; face [1.20]–1.27 times as long as frons in lateral view; frons at its narrowest point 1.15–1.39 [1.30] times as wide as an eye viewed dorsally; frontal vitta nearly as wide as fronto-orbital plate medially; medial vertical setae almost 0.65–[0.72] times as long as vertical diameter of eye, lateral vertical setae 0.50–[0.59] times as long as medial (inner) vertical setae; ocellar setae proclinate or [lateroreclinate]; postocellar setae parallel and [0.57]–0.75 times as long as lateral vertical setae; upper part of head without black setulae behind the postocular row; frons with 4–[6] frontal setae descending to level of lower margin of pedicel; the uppermost seta sometimes reclinate, as if upper orbital seta; facial ridge with erect setae on lower ⅔–[¾], parafacial bare, at its narrowest point [0.18]–0.21 times as wide as transverse eye diameter and almost [0.60]–0.70 times as wide as postpedicel in lateral view; fronto-orbital plate with a few scattered setulae; 2 proclinate orbital and 1 reclinate upper orbital setae ( Fig. 6A ), sometimes preceding a weaker reclinate upper frontal or orbital seta ( Fig. 3 ); fronto-orbital plate at level of scape 0.30–[0.37] times as wide as the transverse diameter of eye; vibrissa arising at level of lower facial margin and 0.70–[0.75] times as long as face; lower facial margin not visible in lateral view; postpedicel about 6.8 [6.5–7.5] times as long as pedicel and 4.1–[4.2] times as long as wide; arista thickened in basal ⅗, first aristomere shorter than wide; second aristomere [2.0]–2.5 times as long as first aristomere, 1.2–1.8 times as long as wide; prementum very short; palpus slender and cylindrical, with only a few setulae.

THORAX. Prosternum setose; proepisternum bare; postpronotum with 3–4 setae, 3 strong basal setae arranged in a nearly straight line, often an additional distal weak seta between middle and basal setae; scutum with 3+3 acrostichal, 3+4 dorsocentral, 1+3 intra-alar, 2 notopleural, 3 supra-alar setae; first postsutural supra-alar seta longer than notopleural setae and longer than first postsutural intra-alar seta; postalar callus with 2 setae; anatergite bare below calypter; katepimeron bare; katepisternum with 3 setae almost in a line; postmetacoxal area membranous; scutellum with 4 pairs of marginal setae, apical setae weak, crossed and horizontal or [inclined at most at 30° to horizontal], lateral setae strong and as long as basal setae; subapical setae usually longer and stronger than other scutellar setae; dorsal surface of scutellum covered with erect setulae and with 1 pair of inclined discal setae on apical ⅓.

WING. Second costal section bare ventrally; costal seta nearly as long as crossvein r-m; fourth costal section (between R 2+3 and R 4+5)approximately as long as second costal section (between subcostal break and R 1); third costal section 1.8–[2.0] times as long as fourth costal section; vein R 4+5 with 3–[5] basal setulae dorsally and 2–[4] basal setulae ventrally; wing cell r 4+5 narrowly open or [closed at wing margin]; section of vein M between crossveins r-m and dm-cu [2.3]–2.5 times as long as section between dm-cu and bend of M; bend of M forming a right angle without appendix; crossvein dm-cu 5.0–[5.5] times as long as crossvein r–m.

LEGS. Fore leg. Tibia with 2 posterior setae and a complete row of anterodorsal and posterodorsal setae; preapical anterodorsal seta shorter than preapical dorsal seta; tarsomere 1 nearly 2.1 times as long as tarsomere 2 and 0.4 times as long as tibia; claws short, 0.4 times as long as tarsomere 5. Mid leg. Tibia with a nearly complete row of different-sized anterodorsal setae, of which 2–3 setae very strong and long; 2–[3] posterior and [1]–2 ventral setae. Hind leg. Coxa bare on anterior and posterior surfaces; tibia with a complete row of anterodorsal setae of irregular size, 3–[5] posterodorsal, 2–[3] ventral setae, 2 preapical dorsal setae; preapical posteroventral seta shorter than preapical anteroventral seta.

ABDOMEN. Middorsal depression of syntergite 1+2 extending back to posterior margin of segment; syntergite 1+2 and tergite 3 each with 1 pair of median marginal and 1 pair of lateral marginal setae; tergites 3–4 with depressed setulae dorsally, without median discal setae; tergite 3 0.45 times as long as wide; tergites 4–5 each with a complete row of marginal setae, tergite 5 with erect discal setae dorsally and 0.65 times as long as tergite 4.

POSTABDOMEN ( Fig. 4 ). Sternite 5 with a deep median apical depression, without sensilla trichodea ( Fig. 4C ); membrane binding between sternite 6 and segment 7 very narrow; epandrium 2.3 times as long as syntergite 6–8; cercus convex in the middle of basal part and depressed downwards in the middle of apical part ( Fig. 4A ); cercus and surstylus narrow in lateral view, surstylus longer than cercus ( Fig. 4B ); aedeagus as in fig. 4D.

Female

Differs from male by combination of the following characters: facial ridge with only 3–4 erect and spaced setae on nearly lower ½; ocellar triangle and frontal vitta orange; postpedicel narrower and shorter, about 4.5–5.4 times as long as pedicel; trapezoidal black spots on abdominal tergites 3–4 much smaller; dorsal black spot on tergite 5 very small; margins of all tergites orange.

EGG ( Fig.7 ). Microtype, oval, planoconvex(lenticular), maximum diameter 0.18–0.23mm, embryonated. Dorsal chorion thick, dark brown, with fine sculpture ( Fig. 7A ); seen from ventral semi-transparent ( Fig. 7B ).

Figures

Fig. 3. Susamyia mira Ziegler & Gilasian gen. et sp. nov., holotype, ♂ (HMIM); head in lateral view. Scale bar = 0.5 mm.

Fig. 4. Susamyia miraZiegler & Gilasian gen. et sp. nov., paratype, ♂ (HMIM); terminalia. A. Epandrium, cerci and surstyli, dorsal view. B. Epandrium, cerci and surstyli, lateral view. C. Sternite 5. D. Aedeagus, lateral view. Scale bars = 0.1 mm.

Fig. 5. Characters of male terminalia: epandrium, cerci and surstyli. A–B. Susamyia mira Ziegler & Gilasian gen. et sp. nov., paratype, ♂ (HMIM). A. Dorsal view. B. Lateral view. C–D. Gymnophryxe theodori (Kugler, 1968), ♂ (CZB). C. Dorsal view. D. Lateral view. Scale bars = 0.1 mm.

Fig. 6. Characters of Susamyia mira Ziegler & Gilasian gen. et sp. nov. and Gymnophryxe theodori (Kugler, 1968). A–B. Habitus, ♂, lateral view. A. Susamyia mira gen. et sp. nov., paratype, ♂ (ZMHB). B. Gymnophryxe theodori, ♂ (CZB). C–H. Male head. C–E. Susamyia mira gen. et sp. nov., ♂ (CZB). C. Lateral view. D. Frontal view. E. Dorsal view. F–H. Gymnophryxe theodori, ♂ (CZB). F. Lateral view. G. Frontal view. H. Dorsal view. Scale bars: A–B = 2.0 mm; C–H = 1.0 mm.

Fig. 7. Susamyia mira Ziegler & Gilasian gen. et sp. nov.; egg.A. Dorsal view.B. Ventral view.C. Lateral view after light maceration. The egg lost the connection with the dorsal chorion. Inside the egg is the larva (ready to hatch). Scale bars = 0.1 mm.

Fig. 8. Characters of Susamyia mira Ziegler & Gilasian gen. et sp. nov. and Palesisa nudioculata Villeneuve, 1929.A–B. Male head, lateral view. A. Susamyia mira gen. et sp. nov., holotype, ♂ (HMIM). B. Palesisa nudioculata, ♂ (CZB). C–F. Male terminalia: epandrium, cerci and surstyli. C–D. Susamyia mira gen. et sp. nov., paratype, ♂ (HMIM). C. Dorsal view. D. Lateral view. E–F. Palesisa nudioculata, ♂ (CZB). E. Dorsal view. F. Lateral view. Scale bars: A–B = 0.5 mm; C–F = 0.1 mm.