Malthonea, Thomson, 1864

Santos-Silva, Antonio, Galileo, Maria Helena M. & McClarin, Jim, 2018, A new species of Malthonea Thomson, 1864 (Coleoptera, Cerambycidae, Lamiinae) from Ecuador, Papéis Avulsos de Zoologia 58, pp. 5-5 : 4-5

publication ID

https://doi.org/ 10.11606/1807-0205/2018.58.14

publication LSID

lsid:zoobank.org:pub:http://zoobank.org/56CB715A-A84F-4D98-997E-DCF8BB6026B5

DOI

https://doi.org/10.5281/zenodo.4421479

persistent identifier

https://treatment.plazi.org/id/4E7487DB-9408-6934-2BCF-FB6C810EFB76

treatment provided by

Valdenar

scientific name

Malthonea
status

 

Key to species of Malthonea View in CoL

(adapted from Galileo & Martins, 1996)

1. Elytral spineas long oralmost as long as half of pronotallength (see Fig. 6 View Figures 1-8 for measurement) ................................................................. 2

— Elytral spine distinctly shorter than half of pronotal length (see Fig. 6 View Figures 1-8 for measurement) ................................................................. 3

2(1). Integument shining, metallic.Ecuador, Peru .................................... ................................................... M. cuprascens ( Waterhouse, 1880) View in CoL

— Integument mostlyreddish brown, not metallic.Colombia.............. ................................................... M. spinosa Galileo & Martins, 1999 View in CoL

3(1). Mesoventral process without tubercle............................................4

— Mesoventral process with tubercle ............................................... 12

4(3). Elytra with uniform yellowish pubescence ..................................... 5

— Elytra with dark pubescent maculae or interspersed with glabrous areas............................................................................................... 9

5(4). Lower eye lobes almost as long as twice length of gena. Ecuador ( Fig.12 View Figures 9-15 )............................................. M. aurescens (Breuning, 1966) View in CoL

— Lower eye lobes, at most, as long as gena ......................................6

6(5). Prothorax wider than long.Colombia............................................... ................................................... M.mimula Martins & Galileo, 1995 View in CoL

— Prothorax, at least, as long as wide ................................................ 7

7(6). Prothorax with small, but very distinct spine laterally. Ecuador, Bolivia ( Fig. 11 View Figures 9-15 ) ......................................... M.ruficornis Belon, 1903 View in CoL

— Prothorax with minute spinelaterally ............................................8

8(7). Elytral carina distinct from basal fifth.Costa Rica, Panama............... .................................................. M. piraiuba Martins & Galileo, 2009 View in CoL

— Elytralcarina distinct from basal fourth.Venezuela.......................... .................................................... M.itaiuba Martins & Galileo, 1999 View in CoL

9(4). Pronotum with two longitudinal dark bands. Brazil (Bahia, Minas Gerais, Espírito Santo, Rio de Janeiro, São Paulo, Paraná, Santa Catarina, Rio Grande do Sul), Argentina (Misiones).......................... .............................................................. M. tigrinata Thomson, 1864 View in CoL

— Pronotum without longitudinal dark bands ................................. 10

10(9). Elytra with abundant and small, circular glabrous areas. Ecuador, Colombia ( Figs. 13‑15 View Figures 9-15 ) .............................. M. guttata ( Kirsch, 1889) View in CoL

— Elytrawithout contrasting glabrous areas .................................... 11

11(10). Prothorax slight wider than long; elytral punctation finer and sparser ( Fig. 2 View Figures 1-8 ). Ecuador ( Figs. 1‑4 View Figures 1-8 )............................ M.keili View in CoL sp. nov.

— Prothorax slight longer than wide; elytral punctation coarser and denser ( Fig. 7 View Figures 1-8 ). Peru ( Figs.5, 7‑8 View Figures 1-8 ) M.minima Martins & Galileo, 1995 View in CoL

12(3). Elytralapex withspicule at outer angle.Venezuela.......................... .................................................. M. cumbica Galileo & Martins, 1996 View in CoL

— Elytraapex with long spine at outerangle ................................... 13

13(12). Elytra with dense yellow pubescence interspersed with moderately abundantand large dark maculae.Colombia, Venezuela ................. ................................................. M.panthera Martins & Galileo, 1995 View in CoL

— Elytra without dense yellow pubescence interspersed with large dark maculae................................................................................ 14

14(13). Elytra with moderately dense grayish yellow pubescence marbled withbrown.Venezuela, Ecuador ........ M.glaucina (Thomson, 1868)

— Elytrawith different pubescence pattern......................................15

15(14). In frontal view, distance between lateral margins of genae wider than distance between outer side of eyes; elytral spine as long as pedicel.Ecuador ................... M.phantasma Martins & Galileo, 1995 View in CoL

— In frontal view, distance between lateral margins of genae about as wide as distance between outer side eyes; elytral spine distinctly longer than pedicel ...................................................................... 16

16(15). Femoradark. Peru ...................... M.obyuna Martins & Galileo, 2005 View in CoL

— Femorareddish.Bolivia .............. M. albomaculata (Breuning, 1966) View in CoL

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Cerambycidae

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