Key to species of Novantinoe

(modified and translated from Santos-Silva & Hovore 2007b)

1. Inner and outer apical projections of metafemora equal or subequal in length and with the same shape (two rounded lobes, two triangular lobes or two spines)........................................................................... 2

- Apical projections of metafemora different in size and shape.................................................. 31

2(1) Elytra bicolorous...................................................................................... 3

- Elytra unicolorous.................................................................................... 14

3(2) Humeri yellowish; upper ocular lobes small, distance between them 3 times width of one upper lobe. Costa Rica ....................................................................................... N. hovorei Santos-Silva, 2007 .

- Humeri reddish, dark brown or blackish; upper ocular lobes greater, distance between them smaller than 2 times width of one upper lobe........................................................................................... 4

4(3) Elytral apex obliquely truncate (external apical angle absent), uniformly acute, or rounded............................ 5

- Elytral apex straightly truncate (external apical angle projected or spinose)....................................... 10

5(4). Scape notably slender; elytra without narrow dark band along suture............................................. 6

- Scape thick; elytra with narrow, dark band along suture....................................................... 7

6(5). Scape thick, not or slightly long than maximum prothoracic width Mexico (Oaxaca)............................................................................................ N. oaxaquena Botero, Heffern & Santos-Silva, 2018

- Scape notably slender, notably longer than maximum prothoracic width. Bolivia (La Paz)...... N. pegnai (Hüdepohl, 1989)

7(5). Elytral apex uniformly acute............................................................................. 8

- Elytral apex obliquely truncate or narrowly rounded.......................................................... 9

8(7) Scape distinctly widened toward apex, not rugose. Mexico (Oaxaca)...... N. fabiolae Botero, Heffern & Santos-Silva, 2018

- Scape gradually widened toward apex, distinctly rugose. Mexico (Oaxaca)........ N. hefferni Santos-Silva & Hovore, 2007

9(7). Broadest width of upper eye lobe slightly shorter than broadest width of scape; elytra with spine at outer angle. Nicaragua ...................................................................... N. payettei Santos-Silva & Le Tirant, 2016

- Broadest width of upper eye lobe distinctly shorter than broadest width of scape; elytra without spine at outer angle. Guatemala ................................................................... N. cristinae Santos-Silva & Hovore, 2007

10(4) Pronotum with coarse punctures around the central gibbosity; each elytron with a light longitudinal band. Mexico (Hidalgo, Puebla).............................................................. N. morrisi Santos-Silva & Hovore, 2007

- Pronotum smooth or with fine punctures around the central gibbosity; each elytron with, at least, three light transverse bands.................................................................................................... 11

11(10) Elytral apex dark. Mexico (Veracruz), Guatemala ....................................... N. fulvopicta (Bates, 1885)

- Elytral apex light..................................................................................... 12

12(11) Apical fourth of elytra light. Guatemala .................................... N. thomasi Santos-Silva & Hovore, 2007

- Only the apical extremity light.......................................................................... 13

13(12) Body slender. Mexico (Veracruz), Guatemala, Honduras .................................. N. agriloides (Bates, 1885)

- Body robust. Nicaragua, Costa Rica ......................................... N. solisi Santos-Silva & Hovore, 2007

14(2) Ventral face of scape with evident tubercles................................................................ l5

- Ventral face of scape smooth or subsmooth................................................................ l6

15(14) Ventral face of scape with small tubercles; femora reddish with blackish apex. French Guiana, Brazil (Amazonas)....................................................................................... N. guyanensis (Villiers, 1959)

- Ventral face of scape with large tubercles; femora light brown at base and dark brown at the rest of the surface. Brazil (Amazonas, Pará)...................................................................... N. denticornis (Bates, 1870)

16(14) Scape transversely striate at dorsal face................................................................... 17

- Scape punctate at dorsal face........................................................................... 19

17(16) Scape yellowish. Nicaragua, Costa Rica, Panama, Colombia (Choco, Valle del Cauca)............ N. spinosa (Bates, 1885)

- Scape brown or dark brown............................................................................ 18

18(17) Pronotum subsmooth or with fine punctures. Ecuador ................................ N. equatoriensis (Villiers, 1959)

- Pronotum with coarse punctures. Peru ............................................. N. tumidicollis (Villiers, 1959)

19(16) Femora blackish or brownish at apical half or at apex........................................................ 20

- Femora unicolorous, reddish or brown.................................................................... 24

20(19) Femora darkish just at apical extremity. Ecuador ............................. N. lezamai Santos-Silva & Hovore, 2007

- Femora darkish, at minimum, at apical half................................................................ 21

21(20) Elytra pubescent. Ecuador ........................................... N. cotopaxiana Santos-Silva & Hovore, 2007

- Elytra not pubescent.................................................................................. 22

22(20) Central area from pronotum with long setae. Colombia (Magdalena)............ N. chemsaki Santos-Silva & Hovore, 2007

- Central area from pronotum glabrous..................................................................... 23

23(22) Pronotum rugose around central gibbosity; metaventrite without coarse punctures. Dominican Republic, Puerto Rico ..................................................................................... N. darlingtoni (Fisher, 1942)

- Pronotum punctate around central gibbosity; metaventrite with coarse punctures, mainly laterally. Puerto Rico ............................................................................ N. puertoricensis (Lingafelter & Micheli, 2004)

24(19) Elytra light.......................................................................................... 25

- Elytra dark.......................................................................................... 26

25(24) Pronotum dark. Guyana, French Guiana, Colombia (Cundinamarca, Norte de Santander, Valle del Cauca), Ecuador ....................................................................................... N. bicolor (Thomson, 1864)

- Pronotum light. Venezuela ............................................................ N. rufa (Villiers, 1959) 26(24) Elytra pubescent and with scattered long setae.............................................................. 27

- Elytra not pubescent and with dense and long setae.......................................................... 30

27(26) Scape dark. Colombia (Nariño), Ecuador, Peru ................................. N. iani Santos-Silva & Hovore, 2007

- Scape light.......................................................................................... 28

28(27). Scape dorsally flattened on basal half. Bolivia (Cochabamba)............................. N. germaini (Villiers, 1959)

- Scape not flattened on basal half......................................................................... 29

29(28). Elytral apex truncate; apex of meso- and metafemora with spine on both sides. Venezuela .................................................................................................... N. jolyi Santos-Silva & Hovore, 2007

- Elytral apex acute; apex of meso- and metafemora rounded on both sides. Mexico (Chiapas)............................................................................................. N. noguerai Santos-Silva & Le Tirant, 2016

30(26) Pronotum with coarse and dense punctures; legs light. Colombia (Valle del Cauca)....................................................................................................... N. monnei Santos-Silva & Hovore, 2007

- Pronotum subsmooth; legs dark. Costa Rica, Panama ...................... N. lingafelteri Santos-Silva & Hovore, 2007

31(l) Elytra bicolorous. Panama ................................................ N. decora Bezark & Santos-Silva, 2013

- Elytra unicolorous.................................................................................... 32

32(31) Elytra light.......................................................................................... 33

- Elytra dark.......................................................................................... 34

33(32) Last maxillary palpomere wide in females and strongly wide in males; scape slightly wide at apex in both sexes. Ecuador ................................................................... N. mariahelenae Santos-Silva & Hovore, 2007

- Last maxillary palpomere narrow in females (male unknown); scape wide towards apex in females (male unknown). Ecuador ............................................................................. N. unidentata (Villiers, 1959)

34(32) Pronotum without setae between gibbosities. Colombia (Cundinamarca)............ N. birai Santos-Silva & Hovore, 2007

- Pronotum with long and sparse setae between gibbosities..................................................... 35

35(34) Humeri granulated (Fig. 28). Ecuador, Colombia (Amazonas), Peru, Brazil (Amazonas, Rondônia)................................................................................................... N. peruviensis (Villiers, 1959)

- Humeri smooth or subsmooth (without evident tubercles)..................................................... 36

36(35) Apex of metafemora with outer long spine and inner triangular projection (projections clearly different)................ 37

- Apex of metafemora with outer short spine or triangular lobe and inner triangular lobe, or outer and inner spine, with the inner being shorter........................................................................................ 38

37(36) Palpomeres and legs light orange; lateral tubercles of prothorax slender and long (Fig. 26); median gibbosity of pronotum more elevated (Figs. 26–27). Ecuador ............................................ N. rileyi Santos-Silva & Hovore, 2007

- Palpomeres and legs dark; lateral tubercles of prothorax uniformly and gradually narrowed toward apex (Fig. 25); median gibbosity of pronotum poorly elevated (Figs. 21–25). Ecuador ........................................ N. vivida sp. nov.

38(36) Tibiae darkish. Panama ................................................. N. wappesi Santos-Silva & Hovore, 2007

- Tibiae, mostly, yellowish or reddish...................................................................... 39

39(38) Elytra coarsely punctate; inner apex of metafemora with spine. Colombia (Boyacá)............ N. mathani (Villiers, 1959)

- Elytra not coarsely punctate; inner apex of metafemora with triangular lobe. Nicaragua, Costa Rica, Panama ........................................................................................... N. cribristernis (Bates, 1885)