Morellia (Morellia) violacea Robineau-Desvoidy 1830
Creators: name: Pamplona, Denise
name: Nihei, Silvio S.
name: Couri, Márcia S.
name: Pont, Adrian C.
Publisher: name: Zenodo
Year: 2016
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Diptera
Muscidae
Morellia
Morellia violacea

description: 40. Morellia (M.) violacea (Robineau-Desvoidy, 1830)
(Figs 162–167)
Pyrellia violacea Robineau-Desvoidy, 1830: 463. Type locality: BRAZIL. Holotype/syntypes, formerly in Robineau-Desvoidy collection, now destroyed (not MNHN; see Evenhuis et al. 2010).
Pyrellia flavicornis Macquart, 1848a: 218; 1848b: 58. Type locality: BRAZIL. Lectotype ♀, BMNH (des. Pont 2012: 62 –63; seen).
Pyrellia ochrifacies Rondani, 1850: 177. Type locality: BRAZIL, São Paulo, São Sebastião Island. Syntypes: 1 ♀, IMZ.
Pyrellia rufipalpis Macquart, 1851a: 225; 1851b: 252. Type locality: BRAZIL, Minas Gerais. Lectotype ♀, MNHN (des. Pont 2012: 85 –86; seen).
Pyrellia facilis Walker, 1858: 214. Type locality: SOUTH AMERICA. Holotype Ƌ, not located and presumed destroyed (not BMNH).
Cyrtoneura brevis Schiner, 1868: 303. Type locality: [SOUTH AMERICA]. Syntypes: 4 ƋƋ, 1 ♀, NHMW (Stein 1918: 204).
Pyrellia iris Bigot, 1878: 36. Type locality: MEXICO. Lectotype ♀, BMNH (des. Pont in Carvalho et al. 1993: 14; also seen by Pont 2000: 16 –17; seen).
Pyrellia chloe Bigot, 1878: 36. Type locality: ECUADOR, Quito. Lectotype ♀, BMNH (des. Pont in Carvalho et al. 1993: 14; also seen by Pont 2000: 9; seen).
Morellia aconquija Shannon & Del Ponte, 1926: 581. Type localities: ARGENTINA, Tucumán: San Miguel de Tucumán, Parque Aconquija; & Jujuy, San Pedro de Jujuy. Syntypes: 2 ♂♂, 9 ♀♀, location unknown (? USNM).
Cyrtoneuropsis cyanea Macquart of Townsend 1931a: 68 [misidentification].
Cyacyrtoneura cyanea Townsend, 1931b: 479. “New name” for Cyrtoneuropsis cyanea sensu Townsend, 1931a. Type locality: based on specimens from Peru, Brazil, Venezuela. Syntypes: 6 exx., formerly in ZMHB but not found (Pont et al. 2005: 64– 65; Pont & Werner 2006: 39).
Redescription. Colour. Black, with violet reflections. Frontal vitta and fronto-orbital plate shining black; parafacial light brown, black along eye margin; gena light brown with silver pruinosity; antenna yellow with pedicel darker, basal half of arista yellow; palpus yellow; mesonotum metallic black with a slight blue reflection and with one white-dusted central vitta in front of suture and on each postpronotal lobe; legs brown; haltere with brown stalk and yellow knob; calypters brownish, upper calypter on outer half white and opaque; wing with a faint mark at base; abdomen without pruinosity.
Male. Body length: 7.0 mm; wing length: 7.0 mm.
Head. Eyes bare but with the usual minute and scattered hairs, separated at level of anterior ocellus by 0.12– 0.13 of head width; frons divergent towards lunule; ocellar triangle with 3 or 4 pairs of setae; 18–20 pairs of frontal setae, some weak; postpedicel 2.0–2.5 times the length of pedicel; pedicel with 2 setae and few setulae; arista plumose, with 18–19 cilia, bare apicad, and with some secondary plumes as far as level of 4th to 6th cilia; vibrissa shorter than arista; 1 strong supravibrissal seta, half as long as vibrissa, and a few setulae that extend to level of middle of postpedicel; 6 subvibrissal setae followed by 9 genal setae. Palpus expanded at apex.
Thorax. Acrostichals 0+1; dorsocentrals 0+2; intra-alars 1+1; presutural 1; prealar 1, strong; supra-alars 2; postpronotals 4; notopleuron with 2 long, subequal setae and covered with ground-setulae; postalars 2; intrapostalar 1; scutellum with 2 basal, 2 latero-discal, 1 apical and 1 subapical pairs of setae, and latero-ventrally with many setae, the basalmost ones downcurved; postalar wall and suprasquamal ridge with short pile; proepisternal depression bare; proepimeron with about 3–4 long setae and a few setulae; prosternum broad and setulose; anepisternum with a posterior row of about 9 setae, with 2–3 weak setae upcurved on upper-anterior corner, and covered with long setulae; katepisternals 1+2; anepimeron extensively setulose; katepimeron bare; anatergite bare; katatergite setulose. Legs: fore femur with a posterodorsal row of setae, longer on basal two-thirds, and a complete posteroventral row of long setae; fore tibia with an anterodorsal row of short and strong setae, 1 posteroventral, 1 anteroventral and 1 dorsal preapical setae, and anterior surface with a brush-like ctenidium; fore tarsus with a golden ctenidium; mid femur with a tubercle at apex of anterodorsal to posterodorsal surfaces bearing about 3–4 agglutinated short spines that continue as about 4–5 posterodorsal to posterior setae, with a row of anterior setae ending near the tubercle, 4 posteroventral setae at apex, and 5 ventral setae on basal half; mid tibia with an anterodorsal comb-like ctenidium of strong setae on basal third that continues as fine setae on apical twothirds, with 1 strong seta on middle third, 2 strong setae on basal third, 1 strong seta on apical third, and 2 dorsal, 1 posterior, 1 posteroventral and 2 ventral apical setae; mid tarsus with strong setae ventrally; hind femur with 4 anteroventral setae on apical third, an anteroventral row of setae, 3 posterodorsal-dorsal preapical setae, and some posteroventral setulae on apical fourth; hind tibia with 5 long and fine setae on apical half, an anterodorsal row of many setae of which 3–4 are stronger on apical half, a dorsal row of very short but strong setulae, 2 long and strong posterodorsal setae on basal third, 1 seta on apical third, 1 anteroventral and no anterodorsal preapical setae, 1 anteroventral, 1 posterior, 1 posteroventral and 1 ventral apical setae, and a posterior brush-like ctenidium; hind tarsus with strong setae ventrally. Wing with a uniform covering of microtrichia; dm-cu sinuous; stem-vein bare before humeral cross-vein and with about 1–2 short setulae after humeral cross-vein on dorsal surface, and bare on ventral surface; R2+3 bare on dorsal and ventral surfaces; R4+5 setulose from base to midway to r-m on dorsal surface and bare at base on ventral surface; 4 strong setae on basicosta.
Abdomen. With a lateral tuft of setulae on syntergite 1+2 and tergites 3 to 5, and with setae on disc on tergites 4 and 5; sternite 1 setulose; posterior margin of sternite 5 concave and with setae on membrane (Fig. 162).
Terminalia. Outer margin of cercal plate slightly convex; ventral surface of cercal plate curved; surstylus with one seta and a few setae (Figs 163–164); basiphallus long; aedeagus bare; gonopod with one very long and strong seta on basal half; paramere with many setae apically (Fig. 165).
Female. Body length: 6.0–8.0 mm; wing length: 6.0–7.0 mm.
Similar to male, differing as follows: frontal vitta and fronto-orbital plate black with grey pruinosity, parafacial yellow with silver pruinosity, gena yellow with silver pruinosity; eyes separated at level of anterior ocellus by 0.30–0.35 of head width; 15 frontal setae; fronto-orbital plate with many proclinate and reclinate setulae; mid femur without a tubercle and spines, with only about 5 anterodorsal to posterodorsal setae; hind femur with 6 shorter anteroventral setae; hind tibia with 4 shorter anteroventral, a few small anterodorsal setae, and without posteroventral setae.
Ovipositor. Tergite 6 shaped as 2 golf-club-like rods; tergite 7 as 2 rods, anteriorly enlarged, posteriorly with 2 triangular plates with setae; tergite 8 as 2 broad rods, posteriorly with 2 plates with many strong setae; sternite 7 as 3 plates with spinose setae; sternite 8 as 2 small rods, posteriorly with 2 small plates with setulae and setae; epiproct triangular with many small setae; hypoproct with some long setae; cercus cylindrical and long (Figs 166– 167).
Material examined. MEXICO: no further data, lectotype ♀ of Pyrellia iris Bigot (BMNH); Acatipla, W.G. Downs, 1 ♀ (MNRJ); ECUADOR: Quito, lectotype ♀ of Pyrellia chloe Bigot (BMNH); Ibarra, i.1930, R. Benoist, 1 Ƌ (MNRJ); BRAZIL: no further data, lectotype ♀ of Pyrellia flavicornis Macquart (BMNH); Minas Gerais, lectotype ♀ of Pyrellia rufipalpis Macquart (MNHN); Espirito Santo, Linhares, v.1972, P.C. Elias, 1 Ƌ, 1 ♀ (MNRJ); Rio de Janeiro, Nova Friburgo, i.1946, P. Wygodzinski, 1 Ƌ (MNRJ); VENEZUELA: 1864, Lindig, 2 ƋƋ, 2 ♀♀, possible syntypes of Cyrtoneura brevis Schiner (NHMW).
Distribution. NEOTROPICAL: throughout Central and South America.
description: Published as part of Pamplona, Denise, Nihei, Silvio S., Couri, Márcia S. & Pont, Adrian C., 2016, Taxonomy of Morellia Robineau-Desvoidy (Diptera: Muscidae): revision of the subgenera Morellia s. str. and Parapyrellia Townsend, pp. 1-110 in Zootaxa 4163 (1) on pages 86-89, DOI: 10.11646/zootaxa.4163.1.1, http://zenodo.org/record/259278