Patellapis (Chaetalictus) villosicauda ( Cockerell 1937 )

Timmermann, Kim & Kuhlmann, Michael, 2009, Variable Selection and Inference for Multi-period Forecasting Problems, Zootaxa 2099, pp. 1-188 : 178-180

Patellapis (Chaetalictus) villosicauda ( Cockerell 1937)

Halictus villosicaudus Cockerell, 1937: 91 .

( Figs. 128a–g )

Diagnosis. The male is unknown. The female is characterised by the reddish metasomal terga, a finely serrate inner hind tibial spur and a strongly and completely reticulate scutum and scutellum.

Description

Female. Bl = 6,0– 6,1mm. General habitus ( Fig. 128e ). Head. L = 1,6–1,7mm; W = 1,7–1,8mm. Head about as wide as long ( Fig. 128a ). Integument black except mandibles and malar area usually partly reddishbrown. Face shiny and with loose, greyish and pallid yellowish, erect hairs. Mandibles bidentate. Clypeus and supraclypeal area convex in profile. Clypeus sparsely punctate; surface polished. Clypeoantennal distance 0,3mm. Supraclypeal area sparsely punctate; surface shiny; finely reticulate. Paraocular area densely punctate; surface shiny and extensively sculptured. Antennae mostly reddish-brown. Mesosoma. L = 1,1–1,3mm; W (ITS) = 1,3–1,4mm. Integument black. Scutum slightly dull; surface strongly and completely reticulate; disc densely punctate (i = d) ( Fig. 128b ). Scutellum as illustrated in Fig. 128c . Scutum, scutellum, metanotum, mesepisternum and propodeum with greyish and pallid yellowish, erect hairs. Basal area of propodeum as illustrated in Fig. 128c ; propodeum slightly dull; completely reticulate; finely and sparsely punctate. Marginal region of posterior truncation slightly dull; extensively reticulate and partly wrinkled.

Wings. Hyaline. Legs. Integument brownish. Vestiture greyish. Ts finely serrate; with about 10 short, broad, oblique projections ( Fig. 128f ). Bp as illustrated ( Fig. 128g ). Metasoma. L = 3,6–3,8mm; W = 2,0– 2,2mm. Integument reddish to reddish-brown; margins of T usually pallid reddish to pale; margins broadly translucent. No apical hair bands present on metasomal terga. Prepygidial fimbria mostly yellowish. Metasomal terga as illustrated in Fig. 128d .

Male. Unknown.

Type material ( 1 specimen). Holotype, female, Western Cape: Cape Province, Mossel Bay , iii–iv.1930 (white label), Halictus villosicaudus Ckll Type (handwritten white label), Type (red-white label), S. Africa, R. E. Turner, Brit. Mus. 1930–244 (white label), B.M. TYPE HYM. 17a.837 (white label), BMNH.

Additional material (6 specimens). 6♀. South Africa, Western Cape : 1♀, Mossel Bay , 21.–viii.1932, legR. E. Turner, Brit. Mus. 1932–421, BMNH ; 1♀, Table Farm, Grahamstown , 26.ii.–10.iii.1971, leg. F.W. Gess, AMGS ; 4♀, idem., 10.–31.iii.1971, AMGS .

Distribution ( Fig. 129 ). Few records exist from the southern part of South Africa (Western Cape and Eastern Cape).

Floral visitation. Unknown.

Seasonal activity (first–last observations). ii–viii.

Figures

FIGURE 128. Patellapis (Ch.) villosicauda, female: a. Head (scale=0,5mm); b. Scutum (scale=0,5mm); c. Scutellum and propodeum (scale=0,5mm); d. Metasomal terga (scale=1mm); e. Body (scale=1mm); f. Inner hind tibial spur (scale=100µm); g. Basitibial plate (scale=100µm).

FIGURE 129. Distributions of P. gruenebergensis, P. ninae, P.pastina, P. paulyi and P. villosicauda.