CANTHARINAE, Imhoff, 1856

Hsiao, Yun, Li, Yun, Ren, Dong & Pang, Hong, 2021, Morphological phylogenetics provide new insights into the classification and evolution of fossil soldier beetles from Mid-Cretaceous Burmese amber (Coleoptera: Cantharidae), Zoological Journal of the Linnean Society 193, pp. 1271-1293 : 1282

KEY TO THE GENERA OF BURMITE CANTHARINAE

1. Disc of pronotum without large depression; elytra deeply punctate, sometimes forming rows of reticulate punctures; caudal segment simple, unmodified.............................................................................................. 2

– Disc of pronotum with large depression anteriorly; elytra smooth; caudal segment distinctly furcated, fishtail-shaped .................................................................................................................. Hukawngichthyurus

2. Pronotum broad and laterally rounded, sides forming continuous curve with anterior edge, without prominent anterior angle ................................................................................................................................. 3

– Pronotum subquadrate to trapezoidal or distinctly transverse, sides not forming continuous curve with anterior edge because of noticeable anterior angle ........................................................................................ 5

3. Antennae pectinate ........................................................................................................................ Burmomiles

– Antennae filiform or serrate ............................................................................................................................ 4

4. Antennae filiform; head slightly narrowed basally; pronotum broad anteriorly, with sides subparallel; tarsomeres 1–3 slightly bilobed.................................................................................................. Elektrokleinia

– Antennae serrate; head strongly narrowed basally; pronotum strongly narrowed anteriorly; tarsomeres 1–3 simple ................................................................................................................................. Palaeocantharis

5. Lateral edges of pronotum serrate ......................................................................................... Myamalycocerus

– Lateral edges of pronotum simple ................................................................................................................... 6

6. Pronotum trapezoidal or distinctly transverse ............................................................................................... 7

– Pronotum subquadrate .............................................................................................................. Cretocantharis

7. Head rounded behind eyes; disc of pronotum rugose ........................................................... Ornatomalthinus

– Head strongly narrowed basally; disc of pronotum smooth ....................................................... Sanaungulus