Phlebotomine sand flies (Diptera: Psychodidae) of Chiapas collected near the Guatemala border, with additions to the fauna of Mexico and a new subgenus name Author Ibáñez-Bernal, Sergio Author Muñoz, José Author Rebollar-Téllez, Eduardo A. Author Pech-May, Agelica Author Marina, Carlos F. text Zootaxa 2015 3994 2 151 186 journal article 10.11646/zootaxa.3994.2.1 008a674e-04dd-444c-919c-a32be0ba5460 1175-5326 239180 32027FAA-4AB3-4394-841D-33571F25529E Bichromomyia Artemiev, 1991 Lutzomyia species complex flaviscutellata : Lewis, 1975: 363. Nyssomyia (Bichromomyia) Artemiev, 1991: 73 . Type species: Flebotomus flaviscutellatus Mangabeira, 1942 , by original designation. Lutzomyia (Nyssomyia) Barretto : Young & Duncan, 1994: 445 (in part). Bichromomyia Artemiev : Galati, 1995: 137 (as genus); Galati, 2003: 44. Diagnosis. Flagellomeres with short simple ascoids; thorax bicolored, usually anterior part of mesonotum strongly pigmented contrasting with pale posterior portions; anterior portion of katepisternum with setae. Male: clypeus short no more than the length of eyes; abdominal terga usually with papillae; gonostylus with 4 spiniform setae, all implanted in the apical half. Female: palpus segment 5 shorter than or as long as palpus segment 3; lacinia with one row of external teeth; clypeus at least as long as eye length; spermathecae annulated (Young & Duncan 1994; Galati 2003). Remarks. This genus includes four species. With the exception of Bi. inornata (Martins, Falcão & Silva), all of them have been reported as infected with Leishmania spp. Bichromomyia olmeca is represented by three subspecies, one distributed in Mexico .