Colletes denudatus Cockerell, 1946, 1945
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publication ID |
https://doi.org/ 10.5281/zenodo.7667881 |
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persistent identifier |
https://treatment.plazi.org/id/8378093A-F814-455C-FE2C-7D45D638FBE2 |
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treatment provided by |
Felipe |
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scientific name |
Colletes denudatus Cockerell, 1946 |
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Colletes denudatus Cockerell, 1946 View in CoL
Figs 36, 37 View Figs 28–39 , 41 View Fig
Colletes denudatus: Cockerell 1945 (1946) : 839. Type locality: South Africa, Matjesfontein .
Diagnosis: Male is best identified by the unique shape of S7 ( Fig. 36 View Figs 28–39 ) and gonostylus ( Fig. 37 View Figs 28–39 ).
Description:
Male.
Length 11–13 mm.
Vestiture: Face greyish white to white hairs; mesonotum with long, greyish white to white hairs; mesosomal sides and legs white, scutellum and metanotum with long, yellowish brown hairs, scutellum intermixed with few black hairs; base of hind femora with a dense row of white, erect hairs, all of equal length more or less along longitudinal axis; T1 densely covered with long, erect yellowish white hairs; disc of T2 with shorter, concolorous hairs; discs of T3–T6 with long, erect, blackish hairs; T1–T5 with narrow, very sparse, white posterior tergal hair bands; T2–T5 laterally with few, very long, erect hairs; S1–S5 with loose fringes of moderately long hairs laterally, not longer than medially, discs with moderately long, erect, white hairs; S6 with a very small, elongate brush of dense short white bristles basolaterally, medially with long, curved hairs towards the median line.
Integument: Completely black, except tarsi reddish brown and terga narrowly translucent posteriorly; malar area short, about 3/4 as long as width of mandibular base; clypeus with very dense, small punctures (<0.2 pd); facial fovea narrow, maximum width about antennal diameter; disc of mesonotum medium-sized, relatively densely punctate (0.5–1 pd), integument between punctures glabrous, surrounded by slightly denser punctation; upper sloping part of propodeal triangle with short, longitudinal carinae, vertical part densely shagreened and relatively dull; basitarsus of hindleg modified, with a slight longitudinal bend and broadened apically, with prominent, long, reddish bristles on dorso-apical edge; basitarsus ventrally with long, orange bristles apically; integument of T1–T2 dull, with relative coarse, dense (<0.5 pd) punctation, largely absent on nearly glabrous posterior tergal depression. Shape of S7 as in Fig. 36 View Figs 28–39 and shape of gonostylus as in Fig. 37 View Figs 28–39 .
Female. Unknown.
Type material examined: Colletes denudatus , ơ holotype: ‘B.M. Type Hym. 17.a.1419, Colletes denudatus Ckll. Type, Cape Province; Matjesfontein, 6–15.x.1928, S.Africa.R.E.Turner. Brit.Mus. 1928-480’ (BMNH). Additional material examined: 5ơ. SOUTH AFRICA: Northern Cape: 1ơ Hester Malan Nat. Res., 14.ix.1985, M. Struck, on Leipoldtia schultzei (SANC) ; 1ơ 5.ix.1985, idem; 1ơ Hester Malan Nat. Res., 30.ix.1985, M. Struck, on Ruschia cymosa (CMK) ; 1ơ Nieuwoudtville, Wild Flower Reserve, 27.vii.1986, V.B. Whitehead, on Othonna (SAMC) ; 1ơ 21.vii.1986, idem (CMK).
Distribution: Only recorded from three localities scattered over the entire winter rainfall area ( Fig. 41 View Fig ).
Flower visiting: Leipoldtia schultzei , Ruschia cymosa (Aizoaceae) , Othonna sp. (Asteraceae) .
Phenology: First record 21 st July, last record 15 th October.
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.