Taxonomic revision and systematics of New Guinea and Oceania pygmy water boatmen (Hemiptera: Heteroptera: Corixoidea: Micronectidae)
Author
Tinerella, Paul P.
text
Zootaxa
2008
2008-06-16
1797
1
1
66
https://biotaxa.org/Zootaxa/article/view/zootaxa.1797.1.1
journal article
10.11646/zootaxa.1797.1.1
11755334
5124502
Key to the species of
Micronecta
Kirkaldy
of New
Guinea
and Oceania
1. Small species, length
1.8–2.5 mm
.............................................................................................................2
- Larger species, length
2.5–3.5 mm
............................................................................................................3
2(1). Length
1.8–2.3 mm
; synthlipsis narrower than width of eye; pronotal markings transverse medially, always present, of variable linear shapes (
Figs. 16a–b
); hemelytra with 2–3 longitudinal stripes; left male paramere with squared apex (
Figs. 18a–d
); widespread,
India
, east to Oceania ................................
...................................................................................................................
M. ludibunda
Breddin
(pg. 29)
- Length
2.2–2.5 mm
; synthlipsis slightly wider than width of eye; pronotal markings absent, with pale, narrow apical band spanning width (
Figs. 16c–d
); hemelytral markings restricted to medial portion, dark areas broad extending onto embolar area; left male paramere pointed apically, scales present on apical third (
Figs. 22c–g
); restricted to
Fiji
..............................................
M. jenniferae
Tinerella
(pg. 34)
3(1). Length 2.5–3.0 mm; ground color brown, hemelytra with three or four interrupted longitudinal stripes 4
- Length
2.9–3.5 mm
; ground color entirely black and lacking hemelytral markings or dark brown, with four distinct dark longitudinal stripes........................................................................................................5
4(3). Length
2.5–2.9 mm
; hemelytra with dark markings as interrupted longitudinal series forming four broken bands (
Fig. 16e–f
); left male paramere with pronounced hook-shaped apex (
Fig. 24c–d
); right paramere long, narrow (
Fig. 24c–g
); widespread,
Iran
to Oceania .....
M. quadristrigata
Breddin
(pg. 39)
- Length 2.6–3.0 mm; hemelytra with lighter markings forming three discontinuous longitudinal stripes (
Fig.
16g
–h
); male left paramere with triangular apex (
Fig. 27a–c
); right male paramere broad (
Fig. 27a–c
);
Papua New Guinea
, northern
Australia
. .....................................
M. queenslandica
Chen
(pg. 45)
5(3). Ground color dark black; hemelytra unicolorous, entirely devoid of patterning (
Fig. 16i–j
); large ovoid species, 3.0–
3.44 mm
; left male paramere (
Fig. 30b–e
); right male paramere long, parallel-sided, apex triangular (
Fig. 30b–e
);
Papua New Guinea
.............................................
M. carbonaria
Horváth
(pg.49)
- Ground color brown; hemelytra with four dark longitudinal stripes (
Fig. 16k–l
); large elongate species,
2.92–3.46 mm
; left male paramere (
Fig. 34c–f
); right male paramere long, tip expanded, broadly rounded (
Fig. 34c–g
);
Papua New Guinea
,
New Britain
,
Solomon Islands
,
Australia
............................... ..............................................................................................................................
M. virgata
Hale
(pg. 53)