Labasiella, Spinola, 1849

Opitz, Weston, 2019, ClassiIication, Natural History, and Evolution oI the SubIamily Peloniinae OPITZ (Coleoptera, Cleroidea, Cleridae). Part XIII. The New World genera oI checkered beetles of the Labasiella complex, Linzer biologische Beiträge 51 (1), pp. 127-170 : 139-140

Key to the species of Labasiella SPINOLA

1 Elytral disc without angular fascia ......................................................................................2

- Elytral disc with angular fascia ...........................................................................................6

2 Elytra bicolorous .................................................................................................................3

- Elytra tricolorous.................................................................................................................5

3 Elytral posterior 1/2 completely dark brown ( Chile)............................................................. ............................................................................ Labasiella robles OPITZ, nov.sp. ( Fig. 80 )

- Elytral posterior 1/2 not completely dark brown .................................................................4

4 Elytral anterior dark fascia reaches sutural margin ( Chile) ................................................... ...................................................................... Labasiella eugeniae (SOLERVICENS) ( Fig. 79 )

- Elytral anterior dark fascia does not reach sutural margin ( Chile) ........................................ .................................................................. Labasiella bimaculata (SOLERVICENS) ( Fig. 75 )

5 Epipleural margin near elytral apex serrulate ( Chile)............................................................ ................................................................... Labasiella solervicensi OPITZ, nov.sp. ( Fig. 81 )

- Epipleural margin near elytral apex not serrulate ( Chile)...................................................... ................................................................ Labasiella transversalis (SOLERVICENS) ( Fig. 82 )

6 Elytral asetiferous punctures not striate...............................................................................7

- Elytral asetiferous punctures striate.....................................................................................9

7 Elytral apical 1/5 th devoid of asetiferous punctation ( Colombia)........................................... .......................................................................... Labasiella boyaca OPITZ, nov.sp. ( Fig. 76 )

- Elytral apical 1/5 th with asetiferous punctation....................................................................8

8 Capitular length equal to combined length of funicular antennomeres; elytral testaceous angular fasciae not contiguous near sutural margin ( Bolivia) ............................................... ................................................................. Labasiella cochabamba OPITZ, nov.sp. ( Fig. 77 )

- Capitular length shorter than combined length of funicular antennomeres elytral testaceous angular fasciae contiguous near sutural margin ( Ecuador)................................... ...................................................................... Labasiella mcclarini OPITZ, nov.sp. ( Fig. 78 )

9 Color of elytral disc unicolorous, dark brown ( Chile)........................................................... .............................................................................. Labasiella varipennis SPINOLA ( Fig. 89 )

- Color of elytral disc bicolored...........................................................................................10

10 Elytral antemedial angular fascia fragmented ...................................................................11

- Elytral antemedial angular fascia not fragmented .............................................................12

11 Funicular antennomeres 3-5 black ( Peru).............................................................................. ................................................................ Labasiella machupicchu OPITZ, nov.sp. ( Fig. 85 )

- Funicular antennomeres 3-5 not black ( Peru)............. Labasiella lobaticollis (PIC) ( Fig. 84 )

12 Antemedial angular fascia broadly contiguous with humeral infuscation ( Peru) .................. .......................................................................... Labasiella stangei OPITZ, nov.sp. ( Fig. 87 )

- Antemedial angular fascia not broadly contiguous with humeral infuscation ...................13

13 Ten elytral striae ( Argentina) .................. Labasiella tucumanensis OPITZ, nov.sp. ( Fig. 88 )

- Eleven elytral striae...........................................................................................................14

14 Pronotum with 4 knobs; length ratio capitulum/funicle (40/55) ( Argentina) ........................ .............................................................................. Labasiella lata (SOLERVICENS) ( Fig. 83 )

- Pronotum with 6 knobs; length ratio capitulum/funicle not as above ( Bolivia)..................... ............................................................................. Labasiella santa OPITZ, nov.sp. ( Fig. 86 )

Figures

Figs 72-80: Habitus. (72) Amphelissus goniodus. (73) A. meieri. (74) Inconnexus lunarus. (75) Labasiella bimaculatus. (76) L. boyaca. (77) L. cochabamba. (78) L. mcclarini. (79) L. eugeniae. (80) L. robles.

Figs 81-89: Habitus. (81) L. solervicensi. (82) L. transversalis. (83) L. lata. (84) L. labaticollis; (85) L. machupicchu. (86) L. santa. (87) L. stangei. (88) L. tucumanensis. (89) L. varipennis.