Polacantha (Echinitropis) xanthocera ( Williston, 1901 )

Estrada, Alejandro & Nápoles, Jesús Romero, 2020, New distribution records of Asilidae (Insecta: Diptera) for Mexico, Insecta Mundi 2020 (783), pp. 1-13 : 6

Polacantha (Echinitropis) xanthocera ( Williston, 1901) ( Figure 13 )

Genus distribution in Mexico. Baja California, Chiapas, Chihuahua, Coahuila, Durango, Guerrero, Hidalgo, San Luis Potosí and Tamaulipas ( Papavero 2009).

Species distribution in Mexico. Guerrero ( Williston 1901).

New records. Jalisco * and Morelos *.

Material examined. MEXICO: Jalisco, Estación Chamela [Tropical Deciduous Forest] [19°30′ N, 105°00 W], 2/x/1989, E. Ramírez (1♂, 1♀ EBCC) ; same data, except: 12/viii/1985, M. Sánchez (1♀ EBCC) ; same data, except: 2/x/1993, P. Manrique (1♂, 1♀ EBCC) ; same data, except: 1/x/1993 (1♀ EBCC) . Morelos, 4 km W Ajuchitlán [ Tropical Deciduous Forest ], 18°27.632′ N, 99°00.125′ W, 940 m, 19/xi/1995, E. Ramírez (1♀ EBCC) .

Remarks. These specimens represent the first records for the species since its description by Williston (1901).

Figures

Figures 13–19. Habitus of Asilidae spp. 13) Male habitus of Polacantha (Echinitropis) xanthocera (Williston, 1901). Credit: A.E. 14) Male habitus of Prolepsis tristis (Walker, 1851). Credit: A.E.15) Male habitus of Promachus giganteus Hine, 1911. Credit: A.E. 16) Male habitus of Pseudorus bicolor Bellardi, 1861. Credit: A.E. 17) Male habitus of Pseudorus martini Papavero, 1975. Credit: A.E. 18) Male habitus of Sarapogon pulcherrimus Williston, 1901. Credit: A.E. 19) Female habitus of Wyliea chrysauges (Osten Sacken, 1887). Credit: Enrique Ramírez.