Xylolaemus legalovi Alekseev et Bukejs, 2016

ALEKSEEV, VITALII, MCKELLAR, RYAN C. & BUKEJS, ANDRIS, 2024, A revision and addition to Zopheridae (Coleoptera: Tenebrionoidea) in Baltic amber: possible connections between modern Holarctic distributions and Eocene ‘ amber forests’, Zootaxa 5536 (2), pp. 201-247 : 229

Xylolaemus legalovi Alekseev et Bukejs, 2016

( Figs 37–38 )

Material examined. One specimen with collection number No. KA-CLP-003 [ CKVA], Baltic amber; adult, sex unknown. A complete beetle is included in a transparent, yellow amber piece with dimensions of 25× 9 mm and a maximum thickness of 6 mm, preserved without supplementary fixation. Ventral portion of specimen is obscured by cracks and “milky” opacity within amber. Syninclusions: one stellate Fagaceae trichome

Note. Measurements of the specimen (body length 3.5 mm, maximum width 1.25 mm), dilated antennomere 10, elytra with setal fascicules, pronotum without distinct longitudinal impression at middle, and strongly arcuate anterior margin of pronotum let us assign the specimen to extinct X. legalovi .

Figures

FIGURES 33–38. Fossil Xylolaemus in Baltic amber: 33—X. richardklebsi, specimen No. JDC-12545 [JDC], habitus in dorsal view; 34—X. richardklebsi, specimen No. JDC-12546 [JDC], 34—habitus in dorsal view; 35—idem, habitus in ventral view; 36—X. richardklebsi, specimen No. KA-CLP-002 [CKVA], habitus in dorsal view; 37—X. legalovi, specimen No. KA-CLP- 003 [CKVA], 37—habitus in dorsal view, 38—idem, habitus in lateral view. Scale bars = 1.0 mm.