Diadelophora, a new phorid genus from central and western Brazil (Diptera: Phoridae) Author Ament, Danilo César text Zootaxa 2024 2024-02-20 5415 1 144 152 http://dx.doi.org/10.11646/zootaxa.5415.1.6 journal article 288941 10.11646/zootaxa.5415.1.6 c5fb7aa1-99ba-41ed-950f-d82befbb715b 1175-5326 10692681 1B0C7FD9-0AC1-4B9F-B3C1-EB7907285E3D Diadelophora inornata sp. nov. urn:lsid:zoobank.org:act: E1ACAF57-4262-4B5D-9D06-AB90CD09A723 ( Figs. 3C , 4 , 5B ) Material examined . Holotype ♁, BRAZIL : Minas Gerais : Porteirinha : Parque Estadual de Serra Nova , 15°43'18.4"S 43°50'22.1"W , 7–13.xii.2015 , Malaise trap , 1044m , Diversidade Aculeata Serra do Espinhaço , L. N . Perillo col. ( UFMG IDI 1800988 , SISBIO 42055-2 ) . Paratype : 1♁, same but 15°43'15.0"S 43°50'16.3"W , 1040 m ( UFMG IDI 1800990 , SISBIO 42055-2 ) . Diagnosis . Smaller, 1.65 mm of body length, abdominal segments 3–5 with few short ventral setae, distiphallus without long curved process, epiphallus with rounded and pointed scales. Description . Male. Body length 1.65 mm ( Fig. 4A ). Head . Frons brown to dark brown, shiny, sparsely setulose, without median furrow ( Fig. 4B ). Flagellomere 1 yellowish-brown, large, conical. Palpus light brown, with small ventral setulae. Gena with small setulae. Thorax . Scutum, scutellum and pleural regions brown to dark brown, shiny; pleural sclerites almost completely bare ( Fig. 4D ). All coxae and femora brown as well as mid- and hind tibia; foretibia and all tarsi contrastingly yellowish-brown. Lateral parapsidal suture ending less than one spiracle in length distant from the anterior spiracle, meron dorsally slightly convex ( Fig. 4D ). Fore and midtibia without discernible rows or palisades of setulae ( Fig. 4G–H ). Foretarsomere 5 longer than foretarsomere 4. Hind femur dorso-ventrally narrow, height/length ratio 0.23, with basoventral row of elongated thin setae ( Fig. 4F ). Hind tibia with a subtle dorsal palisade of setulae ( Fig. 4I ). Wing ( Fig. 4E ). Costa apically swollen, 0.46 of the wing length; R 2+3 vestigial as a tiny remnant attached to Costa; M 1 and M 2 sinuous, CuA 1 -M 2 /M 2 -M 1 ratio 1.69; CuA 1 sinuous. Halter light brown. Abdomen . Tergites dark brown, shiny, setulose. Venter of segments 3–5 with few short setae. Hypopygium brown, large, without conspicuous differences to D. stilbella . Phallus ( Figs. 3C ). Basiphallus approximately ring-shaped. Epiphallus membranous, with rounded and pointed scales. Remainder of distiphallus extremely complex, without long curved process. Distribution . Known from a single site in central-northeast Brazil . Etymology . Derived from the Latin word inornatus (unadorned) referring to the absence of the striking features of the diagnosis of D. stilbella .