Spathipheromyia albiceps Malloch, 1934

Patitucci, Luciano Damián, Olea, María Sofía & Mulieri, Pablo Ricardo, 2019, A review of Spathipheromyia (Diptera: Muscidae) from Argentina with the description of an extra-large new species, Zootaxa 4701 (2), pp. 168-178 : 170

Spathipheromyia albiceps Malloch, 1934

For a complete list of references, see the catalogue by Carvalho et al. (2005). Information subsequent to this catalogue: Löwerberg-Neto et al. 2011 (biogeography); Löwerberg-Neto & Carvalho 2013 (checklist); Couri & Rodrigues de Sousa 2019 (key, diagnosis).

Male. Abdomen. Sternite 5 with square shape and two apical lobes, sclerotized; with several long setae on the whole surface. Basal margin straight; apical margin “U” shape with a rectangular process in the middle line of the plate, with strong short setae ( Fig. 1a ). Terminalia. Cercal plate setulose, strongly sclerotized, with apical margin bilobate ( Fig. 1b ). Surstylus slightly curved and surpassing the tip of cercal plate at the apical end in lateral view. Hypandrium longer than wide. Phallus with phallapodeme curved strongly sclerotized, dilated at apex, with the bifurcated base that articulates with epiphallus, and same length as hypandrium in lateral view ( Fig. 1c ); pregonite developed, kidney-shaped, ventrally fused with the hypandrium; postgonite developed; epiphallus sclerotized, and distiphallus tubular, strongly sclerotized and not surrounding the acrophallus ( Fig. 1d ).

Material examined. ARGENTINA. Chubut: PN Lago Puelo, Río Azul , -42.0916, -71.6155, 200 m. a.s.l., 17.I. 2011, Patitucci leg., 1 female, 1 male ( MACN) ; PN Lago Puelo, Río Azul II -42.0908, -71.6821, 200 m. a.l.s., 13.I. 2011, Mulieri leg., 1 male ( MACN) ; PN Lago Puelo, Gendarmería , -42.0994, -71.6821, 200 m. a.l.s., I.2012, Malaise, Mulieri & Patitucci leg., 1 male ( MACN) ; PN Los Alerces, Cabaña La Cascada , -42.88861, -71.5927, 500 m. a.l.s., II.2013, Olea leg., 1 male ( MACN) , same data except Mulieri leg., 1 female ( MACN) , same data except, Patitucci leg., 3 females, 2 males ( MACN) , same data except, Malaise, 4 females, 6 males ( MACN) ; PN Los Alerces, Cabecera sur L. Futalaufquen , -42.8847, -71.6, 500 m. a.l.s. 6.II.2013, Patitucci leg. 6 females, 6 males ( MACN) ; PN Los Alerces, Delta Río Stange , -42.872, -71.773, 500 m. a.l.s., 6.II.2013, Patitucci leg., 1 female, 1 male ( MACN) . Neuquén: Aluminé , -39.2338, -70.9125, 900 m. a.l.s., I.2013, Patitucci, Mulieri & Olea leg., 6 females, 7 males ( MACN) ; Junín de los Andes , -39.943, -71.068, 16.XII.2013, Mulieri & Patitucci leg., 1 female ( MACN) ; PN Lanín, Arroyo Correntoso, Tromen , -39.6086, -71.4033, 1100 m.a.l.s., 15.XII.2013, Mulieri leg., 1 male ( MACN) . Santa Cruz: Lago Argentino , -50.3193, -72.818, 21.I.1952, Liebermann & Hall leg., 15 females, 7 males ( MACN) ; Lago Argentino , La Cristina, 21-I-1953, Willintks leg., 1 female, 1 male [erroneously identified as S. guttipennis in Patitucci et al. 2013 ] ( IFML) . Tierra del Fuego: Lago Fagnano -54.537, -67.2232, I.1982, Gondell leg., 1 female ( MACN) ; PN Tierra del Fuego, -54.834, -68.4466, XII.1995, Mariluis leg., 1 female, 1 male ( MACN) ; Puerto Harberton , -54.877, -67.328, 26.I.1967, Willink leg., 1 female, 1 male ( IFML) . CHILE. Ancar (probably Ancud ), 10.I.1952, Peña leg., 1 female, 1 male ( MNRJ) .

Distribution in Argentina ( Fig. 3a ): Chubut (new record), Neuquén (new record), Santa Cruz (new record), Tierra del Fuego (new record).

Remarks. Malloch (1934) described S. albiceps from a single male specimen from Castro, Chile. After that, Couri (1982) provided a detailed description of male and female from two specimens from Ancar, Chile. We registered the species for the first time for Argentina.

Figures

FIGURE 1. Spathipheromyia spp. male (scale bar: 0.2 mm). a–d. Spathipheromyia albiceps Malloch, 1934: a. sternite 5; b. cercal plate, posterior view; c. terminalia, lateral view; d. phallic complex detailed, lateral view. e–h. Spathipheromyia atra Malloch, 1934. i–l. Spathipheromyia guttipennis (Thomson, 1869).

FIGURE 3. Geographical distribution. a. Spathipheromyia albiceps Malloch, 1934. b. Spathipheromyia atra Malloch, 1934. c. Spathipheromyia goliat sp. nov. and Spathipheromyia magellani Malloch, 1934. d. Spathipheromyia guttipennis (Thomson, 1869). (Red circle: new records; black star: previous distribution, black square: previous distribution of S. magellani.)