Heterachthes

Santos-Silva, Antonio & Botero, Juan Pablo, 2017, A new species of Heterachthes Newman, 1840 from Colombia (Coleoptera, Cerambycidae), Zootaxa 4231 (4), pp. 581-584 : 583-584

Key to species of Heterachthes currently known from Colombia

(For comparisons, see photographs of H. sablensis , H. signaticollis , H. ebenus , H. concretus , H. lateralis , and H. vauriae at Bezark 2016)

1. Elytra entirely covered with dense pubescence. USA (Florida), Bahamas, Aruba, Honduras, Guatemala, Belize, Colombia, Ecua- dor (Galapagos) ...................................................................................................................................... H. sablensis Blatchley, 1920

- Elytra not entirely pubescent............................................................................................................................................................ 2

2(1). Elytra entirely dark. USA, Cuba, Bahamas, Mexico (Jalisco, Nayarit, Sinaloa, Tamaulipas, Veracruz) , Guatemala, Nicaragua, Costa Rica, Colombia, Venezuela, Guyana, French Guiana, Suriname, Brazil (Pará, Rondônia, Rio Grande do Norte, Ceará, Bahia, Minas Gerais, Espírito Santo, Rio de Janeiro, São Paulo, Paraná, Santa Catarina, Rio Grande do Sul) , Paraguay, Argentina (Misiones) , Uruguay.................................................................................................................................. H. ebenus Newman, 1840

- Elytra bicolorous............................................................................................................................................................................... 3

3(2) Elytral apex with long spine at outer angle, distinctly longer than on sutural angle and longer than pedicel................................ 4

- Elytral apex with short spine or projection at outer angle, shorter than pedicel.............................................................................. 5

4(3). Head reddish; scape sparsely punctate, notably on distal half; femora not bicolorous. Colombia............. H. vauriae Martins, 1971

- Head darkened; scape coarsely punctate on anterior 2/3; femora bicolorous. Colombia … ....................... H. antonkozlovi sp. nov.

5(3). Elytra longer than 3 times prothorax length. Colombia, Venezuela .............................................. H. signaticollis (Thomson, 1865)

- Elytra shorter than 3 times prothorax length.................................................................................................................................... 6

6(5). Pronotum entirely pubescent or glabrous only on tubercles; elytra with yellowish macula on humeral region. Colombia, Costa Rica (?) .................................................................................................................................................... H. concretus Martins, 1970

- Pronotum pubescent only on posterior area; elytra dark on humeral region. Panama, Colombia, Brazil (Pará)................................ ................................................................................................................................................................... H. lateralis Martins, 1962