The tergal regions of the mesothorax and of the metathorax are hidden under the pronotum and the elytra when the latter are closed, except that the mesothoracic scutellum is of ten visible - a small triangular or semicircular plate between the bases of the elytra (fig. [Please select]
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Apodema: a conspicuous transverse band crossing the thorax in front of the scutellum in male Coccidae. [Please select]
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Axillae: two small, subtriangular sclerites at the lateral basal angles of the meso-scutellum in Proctytripidae. [Please select]
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Scutellum with a patch of black tomentum _Euglossa ignita_ Smith; female. [Please select]
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Scutellum without a patch of black tomentum _Euglossa ignita_ Smith; male. [Please select]
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Scutellum with an obtuse median keel; posterior angles of scutellum rounded _Exærele smaragdina_ (Guérin). [Please select]
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Scutellum depressed in middle, without any keel; posterior angles of scutellum rather prominent _Exærele dentata_ (Linné). [Please select]
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Scutellum with a patch of black tomentum; scape dark, with a pale yellow mark _Euglossa singularis_ Mocsáry. [Please select]
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Scutellum without a patch of tomentum; scape pale yellow in front. [Please select]
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Hair of mesothorax and scutellum dark brown; apical part of abdomen with integument red _Centris fusciventris_ Mocsáry. [Please select]
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Black; head and thorax opake, and thinly clothed with cinereous pubescence, that on the disk of the thorax and margin of the scutellum slightly ochraceous. [Please select]
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