Haptomerus maculosus, a new species of the tribe Myorhinini from Zambia (Coleoptera: Curculionidae: Entiminae)
Author
Borovec, Roman
Author
Nakládal, Oto
text
Zootaxa
2019
2019-03-01
4563
2
387
395
journal article
28147
10.11646/zootaxa.4563.2.11
11aedfc6-6618-4f16-99d4-2aff0c9c15fa
1175-5326
2601139
71E65F09-5F69-40A3-ACE2-BD46CD615A2B
Key to
Haptomerus
species
1. Elytra with conspicuous, long, sparse, piliform erect setae.....................................
H. natalis
Marshall
- Elytra without any erect setae............................................................................ 2
2. Body lacking appressed scales, integument metallic blue; rostrum short, 1.3–1.4 × longer than wide; epifrons between antennal scrobes 0.8–0.9 × as wide as width of rostrum at the same place.................................
H. aeneus
Hustache
- Body with distinct appressed scales, integument if partly visible brown to black without metallic sheen; rostrum long, 2.2–4.2 × longer than wide; epifrons between antennal scrobes 0.3–0.5 × as wide as width of rostrum at the same place........... 3
3. Funicle segment 2 1.2–1.4 × longer than segment 1; appressed scales on elytra and pronotum unicolorously bright green with metallic sheen.........................................................................
H. lepidus
(Brullé)
- Funicle segment 1 1.4–1.6 × longer than segment 2; appressed scales on pronotum and elytra grey or brown, if greenish, then form only spots....................................................................................... 4
4. Rostrum in dorsal view distinctly evenly tapered from base to apex; elytra with distinct transverse stripes or longitudinal stripes on intervals 3 and 5.............................................................................. 5
- Rostrum in dorsal view parallel-sided or even slightly enlarged apicad at anterior part; elytra without stripes or with darker longitudinal stripe at intervals 2–4........................................................................... 6
5. Elytra with three conspicuous transverse stripes; disc of pronotum and elytra with long, oval, sparse, dark brownish, appressed scales; funicle segments 1 1.8–1.9 × longer than segment 2; tarsal segments 3 and onychia equally long....................................................................................
H. maculosus
Borovec & Nakládal
,
sp. n.
- Elytra with distinct longitudinal stripe at basal half of interstria 3, interrupted longitudinal stripe on interstria 5 and complete stripe on external interstriae; disc of pronotum and elytra with rounded, dense, pale brownish, appressed scales; funicle segments 1 1.4–1.6 × longer than segment 2; tarsal segments 3 1.5 × longer than onychium...........
H. angolanus
Marshall
6. Onychium very short, 0.4 × as long as tarsal segment 3; elytra with rounded appressed scales, small brownish and twice bigger greyish...............................................................................
H. brevitarsis
Voss
- Onychium long, at least 0.8 × as long as tarsal segment 3; elytra with rounded appressed scales of equal size or with differently sized, then oval to long oval............................................................................. 7
7. Apical part of rostrum densely squamose; elytral striae linear, very slender, many times narrower than wide interstriae; appressed scales completely covering integument on pronotum.................................
H. limis
(Gyllenhal)
- Apical part of rostrum glabrous, shiny; elytral striae distinctly punctured, almost as wide as narrow interstriae; appressed scales sparsely covering pronotum, integument visible........................................................ 8
8. Punctures on elytra form regular striae; elytra with spots of denser appressed scales on short base of intervals 3 and 7 with 8, and small spots at apical third of intervals 3–7 or 5–7......................................
H. mashunus
Marshall
- Elytra irregularly punctate, punctures confused, not forming striae; elytra with somewhat denser stripes on intervals 3 and 7.....................................................................................
H. confusus
Marshall