Brachysomus (Hippomias)

Yunakov, Nikolai, 2022, A review of the genus Brachysomus Schoenherr (Coleoptera: Curculionidae: Entiminae), Zootaxa 5193 (1), pp. 1-165 : 18-19

publication ID

https://doi.org/ 10.11646/zootaxa.5193.1.1

publication LSID

lsid:zoobank.org:pub:78BDA3C9-8B2E-444F-AB50-1A64FB3F8786

DOI

https://doi.org/10.5281/zenodo.7140461

persistent identifier

https://treatment.plazi.org/id/0383A324-4636-FFD8-FF6C-A611FA3B6CE5

treatment provided by

Plazi

scientific name

Brachysomus (Hippomias)
status

 

Hippomias View in CoL : B. ponticus group

1. Elytra covered with lanceolate scales occasionally with bidentate apical margin.................................... 2

- Elytra covered with ovate, broad-ovate or round scales with bidentate or multidentate apical margin.................... 3

2. Elytral interstriae with rows of narrow, long, suberect setae as long as interstrial width. Transverse depression separating epifrons from vertex very weak.......................................................... B. boroveci Yunakov

- Elytral interstriae with rows of spatulate, short, suberect setae, shorter than interstrial width. Transverse depression separating epifrons from vertex distinct............................................................ B. simulans Yunakov

3. Fore tibiae in male strongly curved. Lateral margins of vertex convex, forming ridge-shaped structure above eyes........................................................................................... B. curvimanus Yunakov

- Fore tibiae in male straight. Lateral margins of vertex flat, not forming ridge-shaped structure above eyes............... 4

4. Eyes weakly convex. Epifrons flat............................................................ B. oertzeni Faust

- Eyes strongly convex. Epifrons longitudinally convex........................................................ 5

5. Internal margin of hind tibiae in male, blade-sharpened........................................ B. armatus Yunakov

- Internal margin of hind tibiae in male, not blade-sharpened.................................................... 6

6. Base of 10th male elytral interval strongly depressed. Internal sac with narrow spiculate field..................................................................................................... B. samos Yunakov & Germann

- Base of 10th male elytral interval flat. Internal sac with wide spiculate field....................................... 7

7. Pronotum densely covered with V-shaped scales, elytra fully covered with broad-ovate scales. Body with degraded brownspotty scale pattern...................................................................... B. assingi Yunakov

- Both pronotum and elytra fully covered with broad-ovate scales. Coloration of scale vestiture monochrome, without spotty pattern.............................................................................................. 8

8. Scales overlapping. Elytral interstriae with one row of thin, short setae, 1/2 as long as interstrial width; epifrons with median longitudinal sulcus; apex of median lobe rounded........................................... B. commutatus Košťál

- Scales not overlapping. Elytral interstriae with one row of thin, long setae, as long as interstrial width; epifrons without median longitudinal sulcus; apex of median lobe acute............................................. B. ponticus Apfelbeck

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Curculionidae

Genus

Brachysomus

Darwin Core Archive (for parent article) View in SIBiLS Plain XML RDF