Allograpta piurana Shannon, 1927

Barahona-Segovia, Rodrigo M., Riera, Pamela, Pañinao-Monsálvez, Laura, Guzmán, Vicente Valdés & Henríquez-Piskulich, Patricia, 2021, Updating the knowledge of the flower flies (Diptera: Syrphidae) from Chile: Illustrated catalog, extinction risk and biological notes, Zootaxa 4959 (1), pp. 1-178 : 113-114

Allograpta piurana Shannon, 1927

Fig. 168

Allograpta piurana Shannon, 1927: 9

Allograpta chilensis Sack, 1941: 95

Allograpta harlequina Hull, 1949a: 76

Type locality and data. “ Department Piura, Peru ” (T, ♀, USNM) .

Material examined. Arica y Parinacota: 1♂, Cica , 23.XI.1967, Leg. G. Díaz P. (UTA) ; 1♀, Azapa , 23.XI.1967, Leg. A. Aguilera (UTA) ; 2♀, Arica , XI.1967, Leg. A. Aguilera (UTA) ; 1♂, Codpa , 27.II.1976, Leg. N. Hichins (UTA) ; 3♀, Lluta CAMPEX, XI.1967, Leg. G. Díaz P. / A. Aguilera (UTA) ; 1♂, 2♀, Lluta km 41, 7.X.1967, Leg. A. Aguilera (UTA) ; 1♀, Azapa km 12, 10.V.1989, Leg. R . Mendoza (UTA); 1♀, Rosario , Valle de Lluta, 10.II.1948, Leg. J . Herrera ( IEUMCE); 1♀ , Valle de Azapa, no date, Leg. J . Herrera & M. Etcheverry ( IEUMCE) ; Tarapacá: MiñeMiñe , 14.II.1948 ( Etcheverry 1952); Chiapa, 2950 m, 23–24.IV.1969, Leg. L.E. Peña ( MEUC) ; Atacama: 1♂, Hibisco, Copiapó III.2008, Leg. NN ( SAG) ; Metropolitana : 1♂, Cerro Navia , Santiago, Leg. Elizabeth Gazzano & Jaime Ramírez ( LEAF) .

References. Shannon, 1927: 9 (desc.); Curran, 1936: 12 (key); Sack, 1941: 95, fig. 1 (abdomen, male) (cat.); Fluke, 1942: 15 (desc. & key); Etcheverry, 1951: 356 (cat.); Etcheverry, 1952: 308 (cat.); Fluke, 1956: 209 (cat.); Etcheverry, 1963: 10 (cat.); Boyes et al., 1973: 371 (karyotypes); Thompson et al., 1976: 37 (cat.); Mengual et al., 2009: 15 (distr.); López et al., 2012: 13 (key).

World distribution. Peru and Chile.

Chilean distribution. From Arica y Parinacota to Metropolitan region ( Fig. 170 ).

Altitudinal range. From inland valleys to highland ecosystems (513– 2,950 m.a.s.l.).

Biology and notes. Allograpta piurana has been associated mainly exotic plants such as E. pectinatus (Susana Delgado, CSP record); Myoporum sp. (Rodrigo Castillo, CSP record); Rosa sp. (Victoria Kunst, CSP record); T. officinale (Eduardo Salinas and Victoria Kunst, CSP records), Phoenix dactylifera L. (Victoria Kunst, CSP record), and Veronica persica Poir. (Orlando Montes CSP record).

Conservation status. LC; EOO = 64,393 km 2, AOO = 44 km 2, 11 localities (or subpopulations).

Figures

FIGURE 170. Distribution map of Allograpta species in Chile: Allograpta exoticus (Wiedemann, 1830) (blue circles); Allograpta hortensis (Philippi, 1865) (red circles); Allograpta pulchra Shannon, 1927 (black circles); Allograpta piurana Shannon, 1927 (green circles) and Allograpta robinsoniana Enderlein, 1938 (yellow circles).

FIGURES 168–169. Dorsal habitus of (168) Allograpta piurana Shannon, 1927, and (169) Allograpta robinsoniana Enderlein, 1938. Scale bars = 1 mm.