Revision of trachyderines related to Sphaenothecus from North America with description of three new genera, and new species of Lophalia Casey, 1912, Mannophorus LeConte, 1854, and Ischnocnemis Thomson, 1864 (Coleoptera: Cerambycidae: Cerambycinae: Trachyderini)
Eya, Bryan K.
Insecta Mundi
2024
2024-07-26
2024
61
1
94
5KXF
LeConte, 1854
LeConte
1854
[410,777,397,426]
Insecta
Cerambycidae
Mannophorus
Animalia
Coleoptera
37
36
Arthropoda
genus
1. Each elytron with two ivory vittae, integument black or dark metallic bluish black or greenish...... 2 — Each elytron with three costae, integument yellowish-brown or metallic bluish with greenish luster.. 5 2(1). Pronotum with punctures contiguous, cribriform or alveolate, integument opaque, disc reddish, black or dark bluish with pubescence short ( Fig. 155, 159, 185).................................... 3 — Pronotum with punctures coarse, irregular, integument shining, disc metallic greenish or bluish with long flying setae ( Fig. 205, 209, 212, 216)................................................ 4 3(2). Form elongate; pronotum tapering apically, metallic dark bluish to aeneous black with an elongate, impunctate area in middle of basal half ( Fig. 185); antennal tubercles flattened, abruptly declivous on either side of mid-cranial sulcus ( Fig. 182, 184); dorsal half of genae narrow with anterior margins of lower eyes almost contiguous with base of mandibles ( Fig. 183); mandibles with sides strongly angulated ( Fig. 184)......................................... M. minor(Bates), comb. nov. — Form stout, pronotum evenly rounded on sides, disc reddish with apical and basal margins black, all black or all dark bluish, punctures coarse and contiguous throughout; antennal tubercles gradually declivous from apex to mid-cranial sulcus; dorsal half of genae broader with margins of lower eye lobes well separated from base of mandibles; sides of mandibles arcuate ( Fig. 152–159)............................................................................... M. laetusLeConte 4(2). Antennae stout, male with antennomeres IV, IX and X subequal to or slightly longer than I ( Fig. 218), female with distal antennomeres expanded, antennomeres IV–VII shorter than I ( Fig. 220); subsutural raised ivory vittae narrow from base to near apex; pronotum coarsely, subconfluently punctate ( Fig. 205, 212)............................... M. virgulata virgulata(Chemsak), comb. nov. — Antennae slender, male with antennomeres IV, IX and X much longer than I ( Fig. 219), female with antennomere IV subequal to I and V–VII slightly longer than I ( Fig. 221); subsutural raised ivory vittae broader anteriorly; pronotum moderately, coarsely punctate ( Fig. 209, 216)....................................................... M. virgulata virescens(Eya), comb. nov., syn. nov. 5(1). Integument yellowish-brown; pronotum with seven black maculae, and apical third to half of elytra black ( Fig. 164–177).......................................................... M. forreriBates — Integument metallic bluish with greenish luster; sides of pronotum broadly tuberculate; front, vertex, pronotum, prosternum, and basal half of elytra clothed with long flying erect setae ( Fig. 222–234).............................................................. M. tricostatusEya, sp. nov.