Neriidae (Diptera: Schizophora) from Mexico: new species, new records and an identification key Author Gomes, Lucas R. P. Escuela Nacional de Ciencia Forense, Universidad Nacional Autónoma de México, Circuito de la Investigación Científica s / n, Ciudad Universitaria, Coyoacán, Mexico City, Mexico. Author Sepúlveda, Tatiana A. Entomological Collection, School of Environmental Sciences, University of Guelph, Guelph, Ontario, Canada. Author Pedraza-Lara, Carlos Escuela Nacional de Ciencia Forense, Universidad Nacional Autónoma de México, Circuito de la Investigación Científica s / n, Ciudad Universitaria, Coyoacán, Mexico City, Mexico. text Zootaxa 2023 2023-04-12 5264 1 27 46 http://dx.doi.org/10.11646/zootaxa.5264.1.2 journal article 10.11646/zootaxa.5264.1.2 1175-5326 7836092 80DB8C45-165A-4873-B2E9-752CB01CD6FB Glyphidops flavifrons ( Bigot, 1886 ) ( Figs 1F, G , 5A, B , 8E ) Diagnosis. First flagellomere oblong with arista apical, brown and bare. Ocellar triangle blackish-brown, contrasting in colour with the yellow frontal vitta ( Fig. 1G ). Vibrissa absent. Occiput brown with median yellow stripe widening posteroventrally, giving the ventral brown half of occiput a triangular shape ( Fig. 5A, B ). Prosternum narrow, separated from proepisternal plate by a wide membranous area. Two dorsocentral prescutellar setae. Scutum with two dorsomedian white pruinose stripes, separated by one wide median brown stripe that narrows after transverse suture ( Fig. 1G ). Thoracic pleuron variable in colour, from pale brown to entirely yellow, katatergite yellow ( Fig. 5A, B ). Fore coxa with one antero-apical seta (adapted from Sepúlveda et al. 2014 ). FIGURE 5. Habitus in lateral view. Glyphidops flavifrons ( Bigot, 1886 ) , male (A) and female (B); Nerius plurivittatus Bigot, 1886 , male (C) and female (D); and Odontoloxozus longicornis ( Coquillett, 1904 ) , male (E) and female (F). Scale bars = 1 mm. Material examined. Mexico . Campeche . Xtacumbilxunaán [ 19.99996 , -89.74983 ], 22.vi.1985 , M. Vertiz , 1 male ( CNIN ) . Chiapas . Cacahoatán , Ej. Benito J. El Plan [ 15.100733 , -92.143917 ], 1705m , Malaise , 13.vii- 12.viii.2018 , Cancino-López , R. J. & Luna-Luna, A. M. , 1 female ( CNIN ) ; Escuintla , Finca Sta. Isabel [ 15.32289 , -92.65883 ], 5-7.vii.1988 , A. Cadena & L. Cervantes , 7 males and 5 females ( CNIN ) ; Ixtacomitan [ 17.42981 , - 93.09721 ], 12.xii.1985 , F. Arias , 1 female ( CNIN ) ; Ocosingo Chajul , Reserva Montes Azules [ 16.11260 , -90.94089 ], 28.iv-5.v.1986 , F. Arias , R. Barba & L. Cervantes , 1 male and 5 females ( CNIN ) ; same label information, except: 9-14.vii.1987 , F. Arias & L. Cervantes , 3 males and 4 females ( CNIN ) ; 9-14.vii.1987 , L. Cervantes & R. Barba , 1 female ( CNIN ) ; Tapachula , Finca La Chinita [ 14.90538 , -92.26629 ], 19.iii.1985 , H. Velasco , 1 male and 1 female ( CNIN ) ; same label information, except: 23.iii.1985 , F. Arias , 1 female ( CNIN ) ; 30.viii.1985 , F. Arias , 1 female ( CNIN ) ; Tapachula [ 14.90604 , -92.26492 ], 16.iii.1985 , F. Árias , 1 male ( CNIN ) . Guerrero . Acahuizotla [ 17.36061 , -99.46751 ], 28.i.1982 , H. Brailovsky , 1 female ( CNIN ) ; same label information, except: E. Barrera , 1 female ( CNIN ) ; Tierra Colorada [ 17.16581 , -99.52659 ], 12.xii.1977 , J. Butze , 1 female ( CNIN ) . Jalisco . Estación de Biología Chamela [ 19.49834 , -105.04457 ], trampa de fermento, 4.x.1989 , E. Ramírez , 1 female ( EBCH ) ; same label information, except: 24.iv.1991 , 1 male ( EBCH ) ; 5.xii.1988 , 1 male and 3 females ( EBCH ) ; 15.v.1989 , 1 female ( EBCH ) ; 13.xi.1989 , 2 males and 3 females ( EBCH ) ; 7.xii.1989 , 1 female ; 29.i.1990 , 1 male and 1 female ( EBCH ) ; 2.ii.1990 , 1 male and 3 females ( EBCH ) ; McPhail , 1-8.x.1991 , 1 female ( EBCH ) ; 1-8.iii.1992 , 2 males and 12 females ( EBCH ) ; 1-8.i.1992 , 4 females ( EBCH ) ; Carretera Barra Navidad - Puerto Vallarta , km 70, San Mateo [ 19.57642 , -105.08577 ], 16.x.1989 , 1 male ( EBCH ) . Mexico . Texcoco , San Dieguito [ 19.49015 , -98.82432 ], [unknown date] F. Durán , 1 female ( CNIN ) ; Malinalco Malikualli [ 18.951311 , -99.486200 ], 30.ix-28.x.2019 , S. Rodríguez , C. Pedraza , E. Nuple , L. García , 2 females ( CNIN , CARF ) ; same label information, except: 30.ix.2019 , 5 males (2 CNIN , 3 CARF ) and 6 females (3 CNIN , 3 CARF ) . Morelos . Alpuyeca [ 18.74061 , -99.26068 ], 1.ix.1983 , A. Ibarra , 4 males and 5 females ( CNIN ) ; Yautepec [ 18.88905 , -99.06186 ], [unknown date and collector] 1 female ( CNIN ) . Oaxaca . Candelaria de Loxicha [ 15.92607 , -96.48925 ], 10.ii.1982 , M. Garcia , 2 male and 2 female ( CNIN ) ; same label information, except: 2.xii.1982 , 1 male and 1 female ( CNIN ) ; A. Ibarra , 1 male and 1 female ( CNIN ) ; 2.xii.1982 , A. Ibarra , 2 females ( CNIN ) ; Carretera Tuxtepec - Oaxaca , Metates [ 17.12447 , -96.05514 ], 15.x.1990 , E. Ramírez , 1 male and 1 female ( CNIN ) ; same label information, except: Metates , 1600 m , 3.iv.1982 , A. Ibarra , 4 females ( CNIN ) ; km 10 Pochutla [ 15.73461 , -96.46268 ], 8.ii.1982 , M. Garcia , 1 male ( CNIN ) ; same label information, except: A. Ibarra , 1 male ( CNIN ) ; km 54 Tuxtepex - Oaxaca [ 18.07732 , -96.14509 ], 28.iii.1984 , H. Delfin , 1 male and 2 females ( CNIN ) ; same label information, except: M. Garcia , 1 female ( CNIN ) ; 24.ix.1982 , A. Ibarra , 1 female ( CNIN ) ; km 206 carretera Oaxaca - Pto. Angel , Finca Pacífico [ 15.95793 , -96.46188 ], 20.x.1990 , E. Ramírez , 4 males and 3 females ( CNIN ) ; Pto. Eligio Sierra de Juarez [ 17.57863 , -96.67088 ], 12.ix.1982 , A. Ibarra , 4 males and 6 females ( CNIN ) ; San Mateo Yetla [ 17.75678 , -96.31665 ], 20.xi.1990 , E. Barrera & A. Cadena , 1 male ( CNIN ) ; Valle Nacional San Mateo Yetla [ 17.75678 , -96.31665 ], 13.x.1990 , E. Ramírez , 4 males and 1 female ( CNIN ) ; same label information, except: 12.x.1990 , 4 males ( CNIN ) ; 11-13.ix.1982 , A. Ibarra , 1 female ( CNIN ) . Puebla . Xicotepec [ 20.261398 , -97.963805 ], 15.x.2019 , C. Pedraza-Lara , S. Rodríguez-González , L. GarcíaVázquez , S. Rodríguez , 4 females (2 CNIN , 2 CARF ) . Tamaulipas . Gómez Farías [ 22.88559 , -99.02986 ], 5.x.1985 , 1 male ( CNIN ) . Veracruz . Estación Biológica Los Tuxtlas [ 18.48394 , -95.00997 ], 20.vi.1988 , V. Hernández & R. Pérez , 12 male and 8 females ( CNIN ) ; same label information, except: 10.vii.1988 , 6 males and 11 females ( CNIN ) ; 17.ix.1988 , 1 male ( CNIN ) ; 460 m , 18.ii.1986 , P. Sinaca , 1 male and 3 female ( CNIN ) ; 460 m , 18.ii.1986 , A. Ibarra , 2 males and 2 females ( CNIN ) ; 460 m , 18.ii.1986 , E. Ramírez , 1 male and 1 female ( CNIN ) ; 160 m , 14.ii.1986 , A. Ibarra , 2 males and 1 female ( CNIN ) ; 460 m , 14.vii.1986 , A. Ibarra , 1 male ( CNIN ) ; 220 m , 2.v.1986 , A. Ibarra , 1 male ( CNIN ) ; 480 m , 2.v.1986 , A. Ibarra , 2 males ( CNIN ) ; 6.ii.1986 , P. Sinaca , 1 male and 2 females ( CNIN ) ; 6.ii.1986 , E. Ramírez , 1 male ( CNIN ) ; 5.viii.1985 , E. Ramírez , 1 male and 1 female ( CNIN ) ; 12.viii.1985 , P. Sinaca , 2 females ( CNIN ) ; 12.viii.1985 , A. Ibarra , 1 male ( CNIN ) ; 27.x.1985 , E. Ramírez , 1 female ( CNIN ) ; 7.x.1985 , E. Ramírez , 1 male and 1 female ( CNIN ) ; 7.x.1985 , P. Sinaca , 2 males and 2 females ( CNIN ) ; 28.ii.1985 , P. Sinaca , 1 female ( CNIN ) ; 6.iii.1985 , A. Ibarra , 1 male and 1 female ( CNIN ) ; 6.iii.1985 , P. Sinaca , 1 male and 6 females ( CNIN ) ; 6.iii.1985 , E. Ramírez , 1 female ( CNIN ) ; 170 m , 14.viii.1985 , E. Ramírez , 1 male ( CNIN ) ; 170 m , 14.viii.1985 , P. Sinaca , 1 female ( CNIN ) ; 480 m , 24.iv.1986 , P. Sinaca , 1 male ( CNIN ) ; 14.iv.1986 , A. Ibarra , 1 female ( CNIN ) ; 12.iv.1986 , E. Ramírez , 1 female ( CNIN ) ; 24.ii.1985 , H. Velasco , 1 female ( CNIN ) ; 10.xii.1984 , A. Ibarra , 2 males and 2 females ( CNIN ) ; 13.iv.1986 , A. Ibarra , E. Ramírez & P. Sinaca , 1 female ( CNIN ) ; 17.i.1986 , F. Arias , 1 female ( CNIN ) ; 22.i.1986 , F. Arias , 1 female ( CNIN ) ; 23.i.1986 , F. Arias , 1 female ( CNIN ) ; 9.vii.1988 , V. Hernández & R. Pérez , 1 male ( CNIN ) ; 12.iv.1986 , A. Ibarra , 1 male and 3 females ( CNIN ) ; 160 m , 21.ii.1985 , E. Ramírez , 1 male ( CNIN ) ; 160 m , 23.ii.1985 , E. Ramírez , 1 male ( CNIN ) ; 13.ix.1985 , F. Árias , 1 female ( CNIN ) ; 160 m , 18.iv.1985 , A. Ibarra , 2 males and 3 females ( CNIN ) ; 160 m , 22.ii.1985 , E. Ramírez , 1 female ( CNIN ) ; 8.x.1985 , V. Hernández & E. Ramírez , 3 males and 3 females ( CNIN ) ; 160 m , 8.x.1985 , V. Hernández & P. Sinaca , 1 female ( CNIN ) ; 22.vii.1979 , R. Terron , 1 female ( CNIN ) ; Tajin [ 20.42991 , -97.38140 ], 27.vi.1976 , J. G. Figueroa , 1 female ( CNIN ) ; 12.viii.1992 , J. Villa , 1 female ( EBCH ) ; 12.viii.1992 , E. Ramírez , 1 male and 2 female ( EBCH ) ; Distribution. USA , Mexico ( Baja California Sur , Campeche *, Chiapas *, Guerrero *, Jalisco *, State of Mexico *, Morelos *, Oaxaca *, Puebla *, Sonora , Tamaulipas *, Tabasco , Veracruz ), Honduras , Nicaragua , El Salvador , Costa Rica , Panama , Colombia , Trinidad and Tobago , Guyana , Ecuador , Bolivia , Brazil ( Sepúlveda & de Carvalho 2016 ). Remarks. There are morphological variations in this species: flagellomere ranging from yellow to light brown; dorsal stripe on abdomen present or absent; and a different number of spots on the femora.