H. bonariensis
|
Smooth |
Two pappose setae |
9–12 |
12–15 |
5 setae |
6 setae |
Quadrangular, with 2–3 cuspidate setae apically |
2–7 |
Province of Buenos Aires, Salto, Argentina |
H. castroi
|
Smooth |
One pappose setae |
10–17 |
14–18 |
More than 10 serrate setae |
7 setae |
Wider than long, with 8 setae |
2–7 |
Vale of trout, Rio Grande do Sul, Brazil |
H. curvispina
|
Smooth |
Two plumose setae |
11 |
13 |
5–7 setae |
3 setae |
Wider than long, with 3 simple spines |
2–7 |
Lake Tramandai, Rio Grande do Sul, Brazil |
H. georginae
|
Smooth |
Two robust papposerrate apical setae |
15 |
16 |
9 serrate setae |
9 setae |
Wider than long, with 7 apical cuspidate setae with an accessory seta, and 4 plumose setae laterally |
2–7 |
Palmeira das Missões, Rio Grande do Sul, Brazil |
H. gauchensis
|
Smooth |
Two papposerrate apical setae |
11 |
15 |
9–20 serrate setae |
6 setae |
Wider than long, with 6 apical cuspidate setae, and 6 plumose setae laterally |
2–7 |
Palmeira das Missões, Rio Grande do Sul, Brazil |
H. imbya
|
Smooth |
Two papposerrate setae |
18–23 |
14–16 |
7 serrate setae |
1 seta |
Two long simple apical setae |
3–7 |
Roque Gonzales, Rio Grande do Sul, Brazil |
H. kaigang
|
With dorsal flanges on pleonites 1-2 |
Two papposerrate setae |
17–18 |
18–24 |
2 rows of serrate setae |
6 setae |
Wider than long, with 6–7 cuspidate seta with acessory setae |
2–7 |
Garapiá stream, municipality of São Francisco de Paula, Rio Grande do Sul, Brazil |
H. montenegrinae
|
Smooth |
Two plumose setae |
14–16 |
14–19 |
9–10 plumose setae |
4 or 5 setae |
Wider than long, 7 to 9 setae |
3–7 |
São José dos Ausentes, Rio Grande do Sul, Brazil |
H. pampeana
|
Smooth |
Two bipectinada setae |
11–12 |
Up to 18 |
5–6 setae |
5 to 7 setae |
As wide as long, apically rounded, with 2–5 spines |
2–7 |
Province of Buenos Aires, Argentina |
H. pleoacuta
|
With dorsal flanges on some segments |
Two pappose setae |
14 |
15 |
9 serrate setae |
4 setae |
As long as wide, with 2 simple setae |
2–7 |
Vale of Trout, Rio Grande do Sul, Brazil |
H. pseoudoazteca
|
With dorsal flanges on some segments |
One pappose seta |
10 |
8–9 |
1–3 pappose setae |
1 seta |
Wide as long, 2 closely spaced, long simple setae |
3–7 |
Taim Ecological Reserve, Rio Grande do Sul, Brazil |
H. palmeirensis
|
Smooth |
One pappose setae |
11–12 |
10–11 |
5 serrate setae |
3 setae |
Longer than wide, with 2 long simple setae and 6 plumose setae laterally |
3–7 |
Palmeira das Missões, Rio Grande do Sul, Brazil |