Crickets with phallic glands: two new genera and one new species of Brazilian Luzarinae (Grylloidea: Phalangopsidae) Author Mews, Carina Marciela Author Perigolo, Abel Author Sperber, Carlos Frankl text Zootaxa 2009 2292 34 48 journal article 10.5281/zenodo.191447 8bd9133c-22e1-407a-b274-8e3d136be593 1175-5326 191447 Izecksohniella puri Sperber et al. 2003 ( Figs. 1 C, 4 and 5) Diagnosis: Forewing as in figure 1C; (ii) head reddish, Male terminalia: pseudepiphallic arms short, with enlarged extremity slightly curved at apex ( Fig. 4 A-B); pseudepiphallic paramere 2 formed by three dorsumapical lines that are parallel and teethed ( Fig. 4 A), ventrally sclerotized with one small spine ( Fig. 4 B); ectophallic fold ventral and anterior to the parameres, and dorsal and posterior to the endophallic sclerite ( Fig. 4 B); ectophallic apodeme long and cylindrical ( Fig. 4 A-C); endophallic sclerite heart-shaped ( Fig. 4 B); female copulatory papilla funnel shaped; with apex membranous in dorsal and lateral side ( Figs. 5 A-C); totally sclerotized in ventral side ( Figs. 5 B). FIGURE 4. Male genitalia of Izecksohniella puri Sperber et al. 2003 in ( A) dorsal, (B) ventral and ( C) lateral views; ( D) Male supra-anal plate and (E) Male subgenital plate. Abbreviations: Pseud. Arm.: pseudepiphallic arms / Pseud. P. 1: pseudepiphallic paramere 1 / Pseud. P. 2: pseudepiphallic paramere 2 / O.: orifice of phallic gland / Ect. F.: ectophallic fold / Ect. Arc: ectophallic arc / Ect. Ap.: ectophallic apodeme / End. Scl.: endophallic sclerite. FIGURE 5. Female copulatory papilla of Izecksohniella puri Sperber et al. 2003 in (A) dorsal, ( B ) ventral and ( C ) lateral views; (D) Median valve of the ovipositor; (E) Spermatheca; (F) Supra-anal plate and (G) Subgenital plate. Male. Terminalia: phallic gland present with secretor duct and small orifice present ( Figs. 4 A-C). Pseudepiphallic arms short, with enlarged extremity slightly curved to apex ( Fig. 4 A-B); pseudepiphallic paramere 2 formed by three dorsum-apical parallel lines teethed ( Fig. 4 A); ventrally sclerotized with one small spine ( Fig. 4 B). Pseudepiphallic paramere 1 large ( Fig. 4 B). Ectophallic fold ventral and anterior to the parameres, and dorsal and posterior to the endophallic sclerite ( Fig. 4 B); ectophallic apodeme long and cylindrical ( Fig. 4 A-C); ectophallic arc as in figure 4A; endophallic sclerite heart-shaped ( Fig. 4 B); rami short ( Fig. 4 C). Supra-anal plate small ( Fig. 4 D). Subgenital plate large, with rounded apex and not compressed laterally ( Fig. 4 E). Female. Terminalia: copulatory papilla funnel shaped, with apex membranous in dorsal and lateral side ( Figs. 5 A and C); totally sclerotized in ventral side ( Fig. 5 B). Median valve of ovipositor as in figure 5D. Spermatheca large ( Fig. 5 E). Supra-anal plate rounded in the apex ( Fig. 5 F). Subgenital plate quadrangular, laterally compressed ( Fig. 5 G). Material examined. Holotype ; Five male and five female paratypes : Brazil , Minas Gerais, Viçosa. Mata da Biologia, 09.iv.2006 . Sperber, CF leg. Marliella Mews & Mól gen. nov. et sp. nov. Type species : Marliella titai Mews & Mól sp. nov. Etymology. The genus name is in honor to Marli Marta Mews. Diagnosis. Head with three ocelli, forming an equilateral triangle. Male forewing reduced ( Fig. 1 B); forewing without glandular hair, stridulatory vein and glandular border. Tympanum present in internal face of tibia I. Tibia III with four internal dorsal spurs (the first and fourth smaller than the second and third) and four external, (the first smaller than the others, that are similar). Three internal apical spurs, the first is half of the size of the others and three external apical spurs, first and third smaller than second. Metanotal gland absent. Male terminalia: with phallic glands; pseudepiphallic arms long, curved ventral-apically, fining gradually, with teeth on all extension ( Fig. 6 A); pseudepiphallic paramere 2 cut ( Fig. 6 A), teethed ventrally ( Fig. 6 B); pseudepiphallic paramere 1 in “L” shaped, with small denticles on the internal side; female copulatory papilla sclerotized, conical shaped ( Fig. 7 A-C). Marliella titai Mews & Mól sp. nov. ( Figs.1 B, 6 and 7) Etymology. The specific name is in honor to the biologist Cândida Lahís Mews, nickname “Tita”, that collected this species for the first time. Holotype : Brazil , Mato Grosso, Nova Xavantina, UNEMAT, Parque do Bacaba, Cerradão, Male holotype : 09.viii.2006 . Mews, CL. leg. MZSP . Diagnosis: Male forewing without glandular hair, stridulatory vein and glandular border ( Fig. 1 B); Male terminalia: pseudepiphallic arms long, fining gradually, curved ventral-apically, with teeth on all extension ( Fig. 6 A); pseudepiphallic paramere 2 cut ( Fig. 6 A), teethed ventrally ( Fig. 6 B); pseudepiphallic paramere 1 in “L” shaped, with small denticles on the internal side; female copulatory papilla sclerotized, conical shaped ( Fig. 7 A-C); without specialized area. Male. Head: evenly medium brown. Vertex dark brown with two light medium stripe. Fastigium dark brown; gena medium brown with dark brown patch below to the eyes. Clypeus, labrum medium brown, labial palpi light brown. Maxillary palpi: light brown of the first to the third segment, fourth segment medium brown, fifth segment dark brown, apex either narrow as the base, resembling a scythe. Antennae: medium brown, scape and pedicel medium brown; flagellum medium brown with white in some segments. Pronotum: medium brown, lateral lobes rectangular dark brown. Metanotum without glands, but with two broad humps on its anterior-lateral borders and two smaller callus-shaped ones between then. Forewings covering one abdominal tergite, medium brown, apical border pale yellow, with lateral field reduced; without glandular hairs, inflated border, stridulatory vein and specialized veins ( Fig. 1 B). Abdominal tergites medium brown; abdominal sternites pale yellow. Legs with thick dark hair. Coxa and trochanter light brown with medium brawn marks. Femur I medium brown; femur II medium brown; femur III: proximal portion medium brown with transversal pale yellow stripe; distal portion dark brown. Tibia I medium brown; tibia II medium brown; tibia III medium brown, serrulated: 22 spines on inner and 24 on outer margin, among dorsal spurs. Tarsi I light brown with eight spines in outer dorsal margin and six spines in inner dorsal margin; Tarsi II light brown and III medium brown. Cerci light brown. Terminalia: Phallic gland, secretor duct and orifice present. ( Fig. 6 A-C). Pseudepiphallic arms: the left crosses (raisin on) on the right. Pseudepiphallic arms long curved ventral-apically, fining gradually, with teeth on all extension ( Fig. 6 A). Pseudepiphallic paramere 2 cut, membranous in dorsal side ( Fig. 6 A); teethed ventrally ( Fig. 6 B). Pseudepiphallic paramere 1 in “L” shaped, with small denticles on the internal side. Ectophallic fold reaching the base of parameres ( Fig. 6 A, B). Ectophallic apodeme: base curved for the center of the genitalia, apex with two apical projections that reach the middle of the parameres, giving to the apodeme, with "H"-shaped. Endophallus small. Rami short ( Fig. 6 B, C). Supra-anal plate medium brown on the base and dark brown apex, longer than wide ( Fig. 6 D). Subgenital plate light brown on the base and medium brown on the apex, bilobed apically ( Fig. 6 E). FIGURE 6. Male genitalia of Marliella titai gen. nov et sp. nov. in ( A) dorsal, (B) ventral and ( C) lateral views; ( D) Male supra-anal plate and (E) Male subgenital plate. Abbreviations: Pseud. Arm.: pseudepiphallic arms / Pseud. P. 1: pseudepiphallic paramere 1 / Pseud. P. 2: pseudepiphallic paramere 2 / O.: orifice of phallic gland / Ect. F.: ectophallic fold / Ect. Arc: ectophallic arc / Ect. Ap.: ectophallic apodeme / End. Scl.: endophallic sclerite. FIGURE 7. Female copulatory papilla of Marliella titai gen. nov et sp. nov. in (A) dorsal, ( B ) ventral and ( C ) lateral views; (D) Median valve of the ovipositor; (E) Spermatheca; (F) Supra-anal plate and (G) Subgenital plate. Female. Coloration as adult male. Terminalia: copulatory papilla conical dorsum-ventrally ( Fig. 7 A-C); base and apex membranous in dorsal side ( Fig. 7 A), sclerotized in ventral side ( Fig. 7 B), laterally cylindrical, continuing to distal extremity ( Fig. 7 C). Median valve of ovipositor as in figure 7D. Supra-anal plate wider than long with rounded apex ( Fig. 7 E). Subgenital plate narrow and convex, with pronounced medium depression ( Fig. 7 F). Measurements in mm . (Male (n=10) min. – max. values, followed by female (n=10) min. – max. values): body length: 5.40–5.65, 4.90–6.00; head width: 1.10–1.20, 1.15–1.30; intra-ocular distance: 0.60– 0.70, 0.60–1.20; pronotum length: 0.70–0.85, 0.90–1.30; pronotum width: 1.20–1.40, 1.40–1.60; femur III length: 4.50–4.85, 4.00–5.20; tibia III length: 4.80–5.20, 4.00–5.00; male wing length: 0.90–1.05; male wing width: 0.90–1.00; female ovipositor length: 0.70–2.10. Material Examined. Holotype ; five male and five female paratypes Brasil , Mato Grosso, Nova Xavantina. UNEMAT. Parque do Bacaba, Cerradão, 02-30.i.2008 Mews, CL leg ; six male and five female paratypes : some local and collector, 02-20.iii.2008 .