Polyrhaphis, Audinet-Serville, 1835

Wappes, James E. & Santos-Silva, Antonio, 2013, A Synopsis of Bolivian Polyrhaphis Audinet-Serville (Coleoptera, Cerambycidae, Lamiinae) with description of a new species, Insecta Mundi 2013 (322), pp. 1-11 : 4

Key to the species of Polyrhaphis known to occur in Bolivia

1.

— Elytra at basal three-fourths subparallel laterally ( Fig. 1 , 6, 8, 10 ) ........................................... 2 Elytra towards apex at basal three-fourths gradually convergent laterally ( Fig. 5, 7, 9 ) ......... 4 2(1).

—

Elytral tubercles large, distinct, abundant on basal three-fourths, with coarse punctures along sutural margin to apices ( Fig. 1-4 ) .......................................................... P. skillmani sp. nov.

Elytral tubercles small, moderately abundant basally, much less so apically, absent from apical one-third to one-fourth, lacking coarse punctures along sutural margin near apices ........... 3

3(2).

—

Distance between upper ocular lobes less than width of one lobe; punctures on pronotum and basal two-thirds of elytra moderate in size, clearly distinct and abundant. ( Fig. 6 ) ................. ....................................................................................................... P. angustata Buquet, 1853

Distance between upper ocular lobes about the width of one lobe; punctures on pronotum small, less abundant, sparse or absent in some areas, especially on pronotal disc and distal one-half of elytra ( Fig. 8 ) ........................................................................................ P. gracilis Bates, 1862

4(1).

— Elytral surface with distinct, long setae ( Fig. 5 ) ....................................... P. pilosa Lane, 1965 Elytral surface lacking long setae ................................................................................................. 5 5(4).

Figures

Figures 1-4. Polyrhaphis skillmani sp. nov., holotype male. 1) Dorsal habitus. 2) Ventral habitus. 3) Lateral habitus. 4) Head, frontal.

Figures 5-11. Polyrhaphis sp. 5) Polyrhaphis pilosa, paratype male, dorsal habitus. 6) P. angustata, male, dorsal habitus. 7) P. argentina, male, dorsal habitus. 8) P. gracilis, male, dorsal habitus. 9) P. spinosa, male, dorsal habitus. 10-11) P. confusa, male: 10) Dorsal habitus; 11) Lateral habitus.