Niesthrea, : Baker, 1908
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publication ID |
https://doi.org/ 10.1093/isd/ixz014 |
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persistent identifier |
https://treatment.plazi.org/id/03B5885B-227F-FFBE-5D2B-F9723ABEA6C7 |
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treatment provided by |
Valdenar |
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scientific name |
Niesthrea |
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Key to the Males of Niesthrea View in CoL
1. Paramere transversely broad ( Figs. 6G View Fig , 9A View Fig , 10E View Fig , and 11E View Fig ), quadrate, or broadly rounded ( Figs. 6A View Fig , 9C View Fig , 10A View Fig , and 11A View Fig ) ....................................................................................................2
– Paramere vertical and relatively slender ( Figs. 6A,E View Fig , 8A,C,E,G View Fig , 9E,G View Fig , 10C,G View Fig , and 11C View Fig ) ....................................................... 10
2. Paramere transversely broad ( Figs. 6G View Fig , 9A View Fig , 10E View Fig , and 11E View Fig ) ....3
– Paramere quadrate or broadly rounded ( Figs. 6C View Fig , 9C View Fig , 10A View Fig , and 11A View Fig ) .......................................................................................6
3. Median lobe broadly expanded apically, with broadly round lateral processes, often somewhat heart-shaped ( Figs. 10E View Fig and 11E View Fig )........................................................................................4
– Median lobe conical, quadrate, or weakly expanded apically.5
4. Paramere ( Fig. 10E View Fig ) curved at apex, with a small denticle at base and apex; USA to Panama, and northern areas of the West Indies............................................... sidae (Fabricius) ( Fig. 4F View Fig )
– Paramere ( Fig. 11E View Fig ) pointed at apex, with a darkly pigmented protuberance basally; Argentina to Venezuela, and the southern West Indies ................................ vincentii (Westwood) ( Fig. 5A View Fig )
5. Lateral lobe slender ( Fig. 9A and B View Fig ), extending above median lobe and parameres; median lobe weakly flared distally; paramere ( Fig. 9A View Fig ) with an elongate tubercle toward median lobe; Argentina and Bolivia.... josei Göllner-Scheiding ( Fig. 3I View Fig )
– Lateral lobe ( Fig. 6H View Fig ) broad in lateral aspect, not extending above parameres; median lobe rounded distally; paramere ( Fig. 6G View Fig ) bluntly rounded toward median lobe; Argentina..................................... conicoloba sp. nov. ( Fig. 3D View Fig )
6. Median lobe ( Figs. 6C View Fig and 9C View Fig ) reduced; paramere broadly rounded ( Fig. 9C View Fig ), much larger than median lobe; lateral lobes much shorter than parameres..................................................7
– Median lobe ( Fig. 10A View Fig ) large; paramere more quadrate ( Fig. 10A View Fig ); lateral lobe shorter or higher than paramere..................8
7. Median lobe ( Fig. 6C View Fig ) distinctly heart-shaped; paramere round, without denticles; lateral lobe ( Fig. 6C and D View Fig ) relatively slender and moderately pubescent; labium extending to base of abdominal segment III; Ecuador and Peru............................................ ...................................................... brevicauda Chopra ( Fig. 3B View Fig )
– Median lobe ( Fig. 9C View Fig ) angulate; paramere round, with two distinct denticles; lateral lobe ( Fig. 9D View Fig ) stout and thickly pubescent; labium extending to base of abdominal segment II; Peru ………………....……………… lateraloba sp. nov. ( Fig. 4A View Fig )
8. Paramere ( Fig. 10A View Fig ) quadrate with a basal denticle; Argentina Belize, Bolivia, Brazil, Ecuador, Paraguay, and Peru................... .............................................................. pictipes (Stål) ( Fig. 4D View Fig )
– Paramere semicircular on outer side ( Fig. 11A View Fig ) without a basal denticle....................................................................................9
9. Median lobe quadrate ( Fig. 11A View Fig ); labium extending to abdominal segment III; Brazil and Colombia......................................................... truncata sp. nov. ( Fig. 4H View Fig )
– Median lobe ( Fig. 7A View Fig ) narrow basally and distinctly conical apically; labium extending to apices of hind coxae; Argentina and Uruguay.............................................. casinii Göllner-Scheiding
10. Paramere without denticles...................................................11
– Paramere with denticles.........................................................12
11. Median lobe rounded ( Fig. 6A View Fig ), with apex weakly indented; paramere ( Fig. 6A View Fig ) relatively slender, subequal to height of median lobe; lateral lobe ( Fig. 6B View Fig ) wide and rounded apically in lateral aspect; Argentina, Paraguay, and Uruguay …………….…........………….. agnes Chopra ( Fig. 3A View Fig )
– Median lobe ( Fig. 8E View Fig ) more quadrate, apex not indented; paramere ( Fig. 8E View Fig ) broader, extending above median process; lateral lobe ( Fig. 8F View Fig ) slender and narrower apically in lateral aspect; Chile................................ fenestrata (Signoret) ( Fig. 3G View Fig )
12. Paramere ( Figs. 10G View Fig and 11C View Fig ) usually with two denticles on distal half..............................................................................13
– Paramere ( Figs. 10C View Fig and 11A View Fig ) with a denticle at base and, sometimes, at apex................................................................15
13. Lateral processes ( Fig. 10G View Fig ) of median lobe strongly rounded; Argentina, Brazil Colombia, Dominican Republic, Haiti, Panama, Paraguay, Peru, Puerto Rico, and Venezuela ………… …………….......................................... similis Chopra ( Fig. 4G View Fig )
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.
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