Metajalysus, Stusak. Stusak, 1977
publication ID |
https://doi.org/ 10.11646/zootaxa.4958.1.44 |
publication LSID |
lsid:zoobank.org:pub:687E95B3-0744-4CE7-952E-C8BAE425259E |
DOI |
https://doi.org/10.5281/zenodo.4692885 |
persistent identifier |
https://treatment.plazi.org/id/A66B879A-FF82-794F-FF61-47E6FA2FFDF5 |
treatment provided by |
Plazi |
scientific name |
Metajalysus |
status |
|
Key to the Species of Metajalysus View in CoL
1 Head black dorsally, except for yellowish median and lateral carinae; abdomen extensively black, usually on basal one half or more; femora smooth, at most, with only tiny, indistinct setigerous tubercles...................................... 2
- Head brown dorsally, sometimes dark brown or black along gular area; abdomen yellowish brown, often dark brown on basal third; femora with distinct setigerous tubercles, especially near apices............................................ 3
2 Length of setae on antennal scape and femora short, subequal to or slightly greater than diameter of segments; middle ventral margin of male genital aperture nearly flat ( Figs. 24, 25 View FIGURES 17–31 ); distribution: Argentina....................... horvathi Štusák View in CoL
- Length of setae on antennal scape and femora one and a half to two or more times diameter of segments; middle ventral margin of male genital aperture with sharp inverted V-shaped process ( Figs. 28, 29 View FIGURES 17–31 ); distribution: Ecuador........... pilosus View in CoL , n. sp.
3 Smaller species, length 3.30–3.62 mm; pronotum with ca. 12–15 or more erect setae on either side of disc ( Figs. 1, 2 View FIGURES 1–6 ); femora clavate apically, yellowish brown with a distinct subapical dark brown band; middle ventral margin of male genital aperture with an inverted V-shaped process ( Figs. 17, 18 View FIGURES 17–31 ); distribution: Argentina.............................. clavatus View in CoL , n. sp.
- Larger species, length 4.00- 4.68 mm, pronotum with ca. 5 or 6 erect setae on either side of disc ( Figs. 4, 5 View FIGURES 1–6 ); femora, more gradually enlarged to apex, yellowish brown to brown, with apex pale on darkest specimens; middle ventral margin of male genital aperture nearly straight across ( Figs. 21, 22 View FIGURES 17–31 ); distribution: Argentina and Bolivia......................... graziae View in CoL , n. sp.
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