Dilophus dorsalis, (Philippi, 1865)

Fitzgerald, Scott J., González, Christian R & Elgueta, Mario, 2020, A catalog of the Bibionidae (Diptera: Bibionomorpha) of Chile, Zootaxa 4766 (1), pp. 48-60 : 52

dorsalis ( Philippi, 1865)

Acanthocnemis dorsalis Philippi, 1865: 639 .

= Acanthocnemis thoracicus Philippi, 1865: 637 (nec Say, 1823; nec Guérin-Méneville, 1843). Syntypes: female (no type specimens found in MNNC, MNHN, NHMUK, NMPC, or OUMNH, presumably lost; see Discussion), Chile, Valdivia. (syn. by Edwards, 1930).

= Acanthocnemis nigripennis Philippi, 1865: 637 . Syntypes: sex not indicated in original description (no type specimens found in MNNC, MNHN, NHMUK, NMPC, or OUMNH, presumably lost; see Discussion), Chile, near Llallai (= Llay Llay), Aconcagua, on flowers of Trevoae trinervis (syn. by Hardy, 1953).

Holotype (?): female (no type specimens found in MNNC, MNHN, NHMUK, NMPC, or OUMNH, presumably lost; see Discussion), Chile, Santiago province. Dist.: Chile. Región de Valparaíso: Valparaíso Province (Marga-Marga), San Felipe Province (Llay Llay); Región Metropolitana: Santiago Province (without precise locality); Región de Biobío: Concepción Province (Concepcion); Región de Los Ríos: Valdivia Province (without precise locality).

Refs.: Schiner, 1868: 18 (com. as D. nigripennis ), 19 (com. as D. thoracicus and D. dorsalis ); Reed, 1888: 283 (cat.); Hunter, 1900: 295 (cat); Kertész, 1902: 151, 154 (cat.); Edwards, 1930: 80 (diag. as A. thoracicus ), 80 (in key), 81 (redes., diag., n.syn. with thoracicus ?, dist.); Edwards, 1938: 329 (com.); Hardy, 1942: 127 (com.); Stuardo, 1946: 59 (cat.); Hardy, 1953: 359 (in key), 361 (fig. 8a), 362–364 (redes., dist.); Hardy, 1959: 462 (cat.); Hardy, 1966: 8 (cat.); Camousseight, 2005: 89 (com.).