taxonID	type	description	language	source
3B1B724AFFD71311FCE308E7E1ADFAF3.taxon	diagnosis	Diagnosis Nymph: Abdominal gill I inserted dorsally (Fig. 2 L); lateral margins of abdominal terga with simple setae * (Fig. 2 L); terminal filament covered with setae except for the basal third *; terminal filament reduced in length (reaching half of the length of cerci). Imago: Longitudinal veins of front wing not geminated (veins with the usual distance from each other; Fig. 4 A); vein R 3 parallel to R 1 (Fig. 4 A); vein Rs bifurcated after basal quarter of front wing (Fig. 4 A); cubito-anal sector of front wing developed (Fig. 4 A); pedestal of forceps present (Fig. 4 E); forceps with three or more apical segments * (Fig. 4 E). Distribution Oriental region.	en	Massariol, Fabiana Criste, Takiya, Daniela Maeda, Salles, Frederico Falcão (2019): Global classification and evolution of brushlegged mayflies (Insecta: Ephemeroptera: Oligoneuriidae): phylogenetic analyses of morphological and molecular data and dated historical biogeography. Zoological Journal of the Linnean Society 187: 378-412
3B1B724AFFD71311FCE308E7E1ADFAF3.taxon	materials_examined	Type genus	en	Massariol, Fabiana Criste, Takiya, Daniela Maeda, Salles, Frederico Falcão (2019): Global classification and evolution of brushlegged mayflies (Insecta: Ephemeroptera: Oligoneuriidae): phylogenetic analyses of morphological and molecular data and dated historical biogeography. Zoological Journal of the Linnean Society 187: 378-412
3B1B724AFFD71311FCE30C26E1DBFA7C.taxon	diagnosis	Diagnosis	en	Massariol, Fabiana Criste, Takiya, Daniela Maeda, Salles, Frederico Falcão (2019): Global classification and evolution of brushlegged mayflies (Insecta: Ephemeroptera: Oligoneuriidae): phylogenetic analyses of morphological and molecular data and dated historical biogeography. Zoological Journal of the Linnean Society 187: 378-412
3B1B724AFFD71311FF7B0B1AE1ADFE34.taxon	diagnosis	Diagnosis Nymph: Head with anterior projection (Fig. 1 C, D); maxillary and labial palpi with two segments (Fig. 1 H); maxilla with apical angle acute * (Fig. 1 H); second segment of maxillary palp much longer than first * (Fig. 1 H); gill tufts present at base of maxillae and labium (Fig. 1 J); thorax with * and without epimera and episterna projected laterally (Fig. 2 A, B); inner margin of front femur and tibia with two rows of long setae; outer margin of front femur without fine, long, simple setae *; abdomen with posterolateral projections (Fig. 2 L – N); abdominal gill I inserted dorsally or ventrally (Fig. 2 L, O); inner lamella of gills absent (Fig. 2 U) or present and fibrilliform (Fig. 2 V, X). Imago: Front wing with costal brace modified: from its proximal connection with costal vein, it passes behind C nearer to Sc up to its crossing with Sc and falling into radius anterior (RA) (Kluge, 2004); front wing with apex of medius posterior 2 (MP 2) approximated to apex of cubitus anterior (CuA), thus distance between apices of medius posterior 1 (MP 1) and MP 2 is greatly enlarged (Kluge, 2004); front legs shorter than middle and hind legs (Kluge, 2004); patella – tibial suture is lost on all legs of nymph, subimago and imago (Kluge, 2004); both tarsal claws rounded * (Fig. 3 H). Distribution Pa l a e a r c t i c, N e a r c t i c, O r i e n t a l, N e o t r o p i c a l, Pa n a m a n i a n, M a d a g a s c a n, S a h a r o - A r a b i a n, Afrotropical and Sino-Japanese regions.	en	Massariol, Fabiana Criste, Takiya, Daniela Maeda, Salles, Frederico Falcão (2019): Global classification and evolution of brushlegged mayflies (Insecta: Ephemeroptera: Oligoneuriidae): phylogenetic analyses of morphological and molecular data and dated historical biogeography. Zoological Journal of the Linnean Society 187: 378-412
3B1B724AFFD71311FF7B0B1AE1ADFE34.taxon	materials_examined	Type genus	en	Massariol, Fabiana Criste, Takiya, Daniela Maeda, Salles, Frederico Falcão (2019): Global classification and evolution of brushlegged mayflies (Insecta: Ephemeroptera: Oligoneuriidae): phylogenetic analyses of morphological and molecular data and dated historical biogeography. Zoological Journal of the Linnean Society 187: 378-412
3B1B724AFFD71311FF2F09A9E345FDAE.taxon	materials_examined	Type genus	en	Massariol, Fabiana Criste, Takiya, Daniela Maeda, Salles, Frederico Falcão (2019): Global classification and evolution of brushlegged mayflies (Insecta: Ephemeroptera: Oligoneuriidae): phylogenetic analyses of morphological and molecular data and dated historical biogeography. Zoological Journal of the Linnean Society 187: 378-412
3B1B724AFFD61310FF490885E376FADA.taxon	diagnosis	Diagnosis Nymph: Abdominal gill I inserted ventrally * (Fig. 2 O). Imago: Longitudinal veins of front wing geminated (two veins are geminated when they are so close each other that they seem to be one; Fig. 4 C, D); vein R 3 divergent to R 1 (Fig. 4 C, D); vein Rs bifurcated next to the base of front wing (Fig. 4 C, D); cubito-anal sector of front wing reduced (Fig. 4 C, D); pedestal of forceps absent (Fig. 4 F – J). Distribution Palaearctic, Nearctic, Neotropical, Panamanian, Madagascan, Saharo-Arabian, Afrotropical and Sino-Japanese regions.	en	Massariol, Fabiana Criste, Takiya, Daniela Maeda, Salles, Frederico Falcão (2019): Global classification and evolution of brushlegged mayflies (Insecta: Ephemeroptera: Oligoneuriidae): phylogenetic analyses of morphological and molecular data and dated historical biogeography. Zoological Journal of the Linnean Society 187: 378-412
3B1B724AFFD61310FF490885E376FADA.taxon	materials_examined	Type genus	en	Massariol, Fabiana Criste, Takiya, Daniela Maeda, Salles, Frederico Falcão (2019): Global classification and evolution of brushlegged mayflies (Insecta: Ephemeroptera: Oligoneuriidae): phylogenetic analyses of morphological and molecular data and dated historical biogeography. Zoological Journal of the Linnean Society 187: 378-412
3B1B724AFFD61310FF490C0DE71DFD15.taxon	description	Oligoneuria Pictet, Lachlania Hagen, Spaniophlebia Eaton and Yawari Salles, Soares, Massariol & Faria, stat. nov. Diagnosis Nymph: Lateral margin of anterior projection of head with indentation (Fig. 1 C, D); apical antennomeres with process * (Fig. 1 G); inner margin of middle and hind femora with protuberances at base of setae * (Fig. 2 I, J); posterior margins of abdominal terga without spines; lateral margin of abdominal terga with fine, simple setae *; abdominal posterolateral projections present on segments IV – IX; outer lamella of gill IV without spines on dorsal surface and margins *; inner margin of outer lamella of gill IV without long, simple setae. Imago: Vein MA bifurcates next to the base of front wing (Fig. 4 C); apical segment of forceps single * or divided (Fig. 4 H); posterior margin of styliger plate with paired projections * (Fig. 4 G, H); penis lobe without proximal sclerotized process (Fig. 4 G, H). Distribution Neotropical, Panamanian and Nearctic regions. GENUS YAWARI (SALLES, SOARES, MASSARIOL &	en	Massariol, Fabiana Criste, Takiya, Daniela Maeda, Salles, Frederico Falcão (2019): Global classification and evolution of brushlegged mayflies (Insecta: Ephemeroptera: Oligoneuriidae): phylogenetic analyses of morphological and molecular data and dated historical biogeography. Zoological Journal of the Linnean Society 187: 378-412
3B1B724AFFD11317FCB90F24E1ADF8D4.taxon	materials_examined	Type genus	en	Massariol, Fabiana Criste, Takiya, Daniela Maeda, Salles, Frederico Falcão (2019): Global classification and evolution of brushlegged mayflies (Insecta: Ephemeroptera: Oligoneuriidae): phylogenetic analyses of morphological and molecular data and dated historical biogeography. Zoological Journal of the Linnean Society 187: 378-412
3B1B724AFFD11317FF7B0CAEE71CFD19.taxon	description	Homoeoneuria Eaton, Fittkauneuria Pescador & Edmunds, Oligoneurisca Tshernova and Rianilaneuria Pescador & Peters. Diagnosis Nymph: Lateral margin of anterior projection of head without indentation; thorax with epimera and episterna not projected laterally *; inner margin of mid and hind femora without protuberances at base of setae; posterior margins of abdominal terga without spines; lateral margin of abdominal terga without fine, simple setae; abdominal posterolateral projections present on segments VIII – IX *; outer lamella of gill I absent * (Fig. 2 O); inner lamella of gill IV absent * (Fig. 2 U); inner margin of outer lamella of gill IV with long, simple setae * (Fig. 2 U). Imago: Vein MA bifurcates next to the base of front wing (Fig. 4 D); penis lobe without proximal sclerotized process (Fig. 4 F). Distribution Neotropical, Palaearctic and Madagascan regions.	en	Massariol, Fabiana Criste, Takiya, Daniela Maeda, Salles, Frederico Falcão (2019): Global classification and evolution of brushlegged mayflies (Insecta: Ephemeroptera: Oligoneuriidae): phylogenetic analyses of morphological and molecular data and dated historical biogeography. Zoological Journal of the Linnean Society 187: 378-412
3B1B724AFFD11317FF1A0C4CE345FA7C.taxon	materials_examined	Type genus	en	Massariol, Fabiana Criste, Takiya, Daniela Maeda, Salles, Frederico Falcão (2019): Global classification and evolution of brushlegged mayflies (Insecta: Ephemeroptera: Oligoneuriidae): phylogenetic analyses of morphological and molecular data and dated historical biogeography. Zoological Journal of the Linnean Society 187: 378-412
3B1B724AFFD11317FCE30D4EE66AF9CF.taxon	diagnosis	Diagnosis Nymph: Lateral margin of anterior projection of head without indentation; anterior surface of front tarsus with row of setae * (Fig. 2 F); posterior margin of abdominal terga without spines; lateral margin of abdominal terga without fine, simple setae; abdominal posterolateral projections present on segments IV – IX; inner margin of outer lamella of gill IV without long, simple setae. Imago: Vein MA bifurcates next to the base of front wing; penis lobe with proximal sclerotized process * (Fig. 4 J). Disribution Palaearctic, Saharo-Arabian, Afrotropical and Sino-Japanese regions.	en	Massariol, Fabiana Criste, Takiya, Daniela Maeda, Salles, Frederico Falcão (2019): Global classification and evolution of brushlegged mayflies (Insecta: Ephemeroptera: Oligoneuriidae): phylogenetic analyses of morphological and molecular data and dated historical biogeography. Zoological Journal of the Linnean Society 187: 378-412
3B1B724AFFD11317FC8A0B99E1ADFC11.taxon	materials_examined	Type genus	en	Massariol, Fabiana Criste, Takiya, Daniela Maeda, Salles, Frederico Falcão (2019): Global classification and evolution of brushlegged mayflies (Insecta: Ephemeroptera: Oligoneuriidae): phylogenetic analyses of morphological and molecular data and dated historical biogeography. Zoological Journal of the Linnean Society 187: 378-412
3B1B724AFFD01316FF4909B6E08FFB9D.taxon	diagnosis	Diagnosis Nymph: Lateral margin of anterior projection of head without indentation; posterior margin of abdominal terga with spines * (Fig. 2 M); lateral margin of abdominal terga with fine, simple setae (Fig. 2 M); abdominal posterolateral projections present on segments IV – IX (Fig. 2 M); outer lamella of gill IV asymmetric * (Fig. 2 V); inner margin of outer lamella of gill IV without long, simple setae (Fig. 2 V); inner lamella of gill IV poorly developed, reaching up to half length of outer lamella * (Fig. 2 V); caudal filaments with spine-like setae *. Imago: Veins R 3 and IRS of front wing absent *; vein MA bifurcates after basal third of front wing *; vein IMP of front wing spectral *; spectral cross veins of front wing present *; penis lobe without proximal sclerotized process (Fig. 4 I). Distribution Afrotropical and Madagascan regions.	en	Massariol, Fabiana Criste, Takiya, Daniela Maeda, Salles, Frederico Falcão (2019): Global classification and evolution of brushlegged mayflies (Insecta: Ephemeroptera: Oligoneuriidae): phylogenetic analyses of morphological and molecular data and dated historical biogeography. Zoological Journal of the Linnean Society 187: 378-412
