Anthaxia atomaria, Obenberger, 1922
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publication ID |
https://doi.org/ 10.5281/zenodo.5176708 |
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persistent identifier |
https://treatment.plazi.org/id/20769445-FFBE-836C-FEB3-FBA02937F983 |
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treatment provided by |
Carolina |
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scientific name |
Anthaxia atomaria |
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Key to identification of Anthaxia atomaria View in CoL , A. gianfrancoi and A. rothkirchi species groups
1 Entire body completely green or bronze-blue, sometimes with black spot on pronotum. Head large, surpassing pronotal angles, frons concave, eyes not projecting beyond outline of head. Elytra with long hairs or regular setae. A. rothkirchi View in CoL species group ............... 3
– Entire body black, dark bronze-black or bluish black (except one bicolorous species, A. (H.) aurohumeralis View in CoL ). Head retracted into prothorax. ..................................................... 2
2 Eyes not projecting beyond outline of head. Entire body black or dark bronze-black. Head small. Body surface asetose or with only fine setae. A. gianfrancoi View in CoL species group ........................................................................................................................................ 7
– Eyes projecting beyond outline of head. Entire body black or bluish black (except A. (H.) aurohumeralis View in CoL ). Frons slightly concave with central impression. Body glabrous and asetose except A. (H.) eloumdenica View in CoL sp. nov. with setae on elytra. A. atomaria View in CoL species group ........................................................................................................................................ 9
3 Smaller species, body size less than 3.5 mm. Black with greenish tinge, pronotum with green anterior margin and posterior angles. Body outline as in Fig. 5 View Figs . Outline of frons rounded. Pronotum without saddle-shaped depression in middle, only with feeble laterobasal depressions. Pronotum with transverse wrinkles but without ocellation. Elytra with fine pale setae. Serration of elytral apex fine and scarce. Aedeagus as in Fig. 19 View Figs . Metatibia of male as in Fig. 27 View Figs . Body length 3.3-3.5 mm. Gabon. ...... A. (H.) gabonica Bílý, 2000 View in CoL
– Larger species, body size more than 4.0 mm. ................................................................. 4
4 Black or black glimmer species. ..................................................................................... 5
– Metallic species. ............................................................................................................. 6
5 Large black species with green glimmer. Elytra with long pale hairs. Body outline as in Fig. 1 View Figs . Outline of frons rounded. Pronotum with polygonal cells, central grains absent in middle of pronotum but present along margins and in posterior angles. Anterior two thirds of lateral margin parallel, straight, basal third distinctly incurved. Elytral apex finely serrate. Body length: 6.5 mm. Congo. .................. A. (H.) obliquepilosa Obenberger, 1924 View in CoL
– Smaller black species, black with opaque lustre, elytra with short pale hairs. Body outline as in Fig. 3 View Figs . Outline of frons moderately rounded. Pronotum narrow, transverse, incurved before posterior angles, widest in middle, black with bluish tinge, glabrous. Pronotal sculpture coarse, irregular, with polygons and cells with inner reticulation, without central grains. Pronotum with saddle-shaped depression in middle, laterobasal depressions feeble. Serration of elytral apex fine and scarce. Aedeagus as in Fig. 17 View Figs . Hind tibia of male as in Fig. 22 View Figs . Body length: 4.3-5.2 mm. Democratic Republic of Congo, Sierra Leone. ..... .................................................................................................... A. (H.) bezdeki View in CoL sp. nov.
6 Larger species, usually greenish blue, greenish bronze or completely blue. Body outline as in Fig. 2 View Figs . Outline of frons straight. Eyes rounded, projecting beyond outline of pronotum. Pronotal sculpture with regular ocellation with central grains. Elytra with short pale hairs. Serration of elytral apex regular, very distinct. Aedeagus as in Fig. 15 View Figs . Hind tibia of male as in Fig. 21 View Figs . Body length: 4.2-5.7 mm. Zaire, Uganda. .......................................... ................................................................................... A. (H.) eupoeta Obenberger, 1928 View in CoL
– Smaller species, metallic green, with violet-black seat-shaped spot on pronotum, elytra with violet-black lateral margins. Body outline as in Fig. 4 View Figs . Head relatively wide, outline of frons rounded. Pronotal sculpture with regular ocellation with central grains. Pronotum with saddle-shaped depression in middle, posterior angles rectangular, anterior half of lateral margin parallel, straight, basal half incurved. Elytra with long pale hairs. Serration of elytral apex fine and sparse. Aedeagus as in Fig. 20 View Figs . Hind tibia of male as in Fig. 23 View Figs . Body length: 4.0- 5.3 mm. Cameroon, Congo. ....... A. (H.) rothkirchi Obenberger, 1922 View in CoL
7 Black with feeble metallic tinge, posterior pronotal angles greenish. Serration of elytral apex obtuse. Body surface asetose ( Fig. 17 View Figs ). Outline of frons straight. Sculpture of pronotum coarse, with central grains, margins of cells wrinkled; pronotum with silky lustre. Posterior angles of pronotum obtusangulate. Body length: 4.5-5.0 mm. Gabon, Congo. ......................................................................................... A. (H.) gianfrancoi Bílý, 2000 View in CoL
– Body bronze with greenish tinge. Serration of elytral apex sharp. Body asetose. ......... 8
8 Outline of frons impressed in middle. Pronotal sculpture coarse, cells with central grains, without wrinkles. Pronotum widest at anterior third, with distinct posterior angles, incurvation before posterior angles shallow, lateral margins rounded. Sculpture of elytra coarse. Aedeagus as in Fig. 14 View Figs . Hind tibia of male as in Fig. 25 View Figs . Body length: 4.2 mm. Uganda. .................................................................................................... A. (H.) gongeti View in CoL sp. nov.
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