Sarcophaga (Bulbostyla) ironalis Giroux & Wheeler

Giroux, Marjolaine & Wheeler, Terry A., 2010, Systematics of Bulbostyla, a new subgenus of Sarcophaga Meigen, and change of status for Robackina Lopes (Diptera: Sarcophagidae), Zootaxa 2553, pp. 35-59 : 45-46

Sarcophaga (Bulbostyla) ironalis Giroux & Wheeler sp. nov.

( Figs. 26–31 )

Type material: holotype: ɗ labelled ‘Biol. Note # / 385 / Wm. Downes’; ‘Pilot Knob Mt. nr. / Pilot Knob, Mo. / 12.vi.1968 / Wm. L. Downes’; ‘ Holotype / Sarcophaga (Bulbostyla) / ironalis / Giroux & Wheeler’ ( FSCA); Paratypes: Mexico, Xochimilco, D.F., 20.viii.1948 (1ɗ, MNRJ); same data except Amanalco, 5.v.1950 (1ɗ, CNC); same data except Jalisco, Guadalupe, 26.vii.1931 (1ɗ, CNC).

Description (male): body length 8.0–11.0 mm.

Head: 9–15 pairs of medioclinate frontal setae. Genal setae black, postgena with at least some white or yellow setae.

Thorax: proanepisternum bare.

Wing: dark hairs on lateral margin of alula as long as or longer than those on anterior margin of anal lobe. Hairs fringing calypters creamy-white to pale-brown.

Legs: hind tibia with long, wavy posteroventral hairs.

Abdomen: tergite 5 same color as other abdominal tergites or with pale brown or orange-yellow margin on apical half or third, with a marginal row of strong setae, sometimes two middle (dorsal) ones slightly or clearly anterior to the others.

Terminalia: cerci and syntergosternite 7+8 same color as epandrium. Surstylus without a small posteroventral projection. Window of sternite 5 forming an elevation anteriorly on base. Pregonite without pointed lateral extension. Vesica and juxta as in Figs. 26–27 . Juxta in posterior view as in Fig. 28 .

Female: unknown.

Etymology: Pilot Knob mountain is in Iron County, Missouri and is the site of an old iron mine. The species name is an adjective referring to the county and the past history of the area.

Figures

FIGURES 26 – 31. Sarcophaga (Bulbostyla) ironalis. 26. Phallus and hypandrial complex, left lateral. 27. Acrophallus, anterior. 28. Acrophallus, posterior. 29. Epandrium, surstylus and cerci, lateral. 30. Epandrium, surstylus and cerci, posterior. 31. Male sternite 5, ventral. Scale bar = 0.2 mm (Figs. 26 – 28), 0.5 mm (Figs. 29 – 31).