Pentilia Mulsant 1850
Creators: name: Gordon, Robert D.
name: F, Guillermo González
name: Hanley, Guy A.
Publisher: name: Zenodo
Year: 2019
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Coccinellidae
Pentilia

description: Key to species of Pentilia
1. Elytron entirely brownish yellow or yellow, completely devoid of maculation (Fig. 1)....................................... 1. P. sadie Gordon and González, n. sp.
— Elytron entirely black or dark brown, or with distinct maculation..................... 2
2(1). Elytron with distinct maculation................................................ 3 — Elytron entirely black or dark brown, without maculation.......................... 16
3(2). Background color of elytron dark brown or black, maculation present.................. 4 — Background color of elytron yellow, or brownish yellow, maculation present............ 11
4(3). Elytron black with yellow maculation............................................ 5 — Elytron variable, background dark brown, maculation reddish yellow, or yellow......... 7
5(4). Elytron with single yellow macula at humeral angle (Fig. 77)................................................................ 15. P. lora, Gordon and González, n. sp.
— Elytron with 2 or more maculae................................................. 6
6(5). Elytron black with 2 yellow maculae (Fig. 35)........................................................................... 7. P. jasmine, Gordon and González, n. sp.
— Elytron black with 4 unequal yellow maculae (Fig. 40)................................................................... 8. P. rachael, Gordon and González, n. sp.
7(4). Elytron narrowly bordered with yellow or reddish yellow, or with narrow apical macula.. 8
— Elytron narrowly bordered with yellow or reddish yellow, with small apical macula (Fig. 73).................................... 14. P. krystal, Gordon and González, n. sp.
8(7). Elytron with large, round, yellow median macula, extreme apex narrowly yellow, without pale lateral border (Fig. 45)................ 9. P. chelsea, Gordon and González, n. sp.
— Elytron with pale lateral border................................................. 9
9(8). Elytron with yellow, elongate macula in basal 1/2, and narrow, lateral yellow border widened at apex (Fig. 18)...................... 4. P. nichole, Gordon and González, n. sp.
— Elytron without macula, only lateral yellow border................................ 10
10(9). Elytron with border very narrow, less than 1/8 width of elytron (Fig. 7)................................................... 2. P. bernadette, Gordon and González, n. sp.
— Elytron with border wide, nearly 1/4 width of elytron (Fig. 13)................................................................ 3. P. traci, Gordon and González, n. sp.
11(3). Elytron with brown, black, or yellow lateral border on extreme margin................ 12
— Elytron without lateral border or with very narrow trace of border, dark vitta removed from margin......................................................................... 15
12(11). Lateral border on elytron yellow (Fig. 29).... 6. P. kendra, Gordon and González, n. sp. — Lateral border on elytron brown or black........................................ 13
13(12). Lateral border surrounding elytron, narrowly projected inward at humeral angle (Fig. 62).................................... 12. P. muriel, Gordon and González, n. sp.
— Lateral border surrounding elytron not projected inward at humeral angle............ 14
14(13). Elytron with distinct sutural vitta (Fig. 50).. 10. P. mable, Gordon and González, n. sp.
— Elytron without sutural vitta, or if present, very narrow, Peru. (Fig.24, imaged specimen is teneral and does not exhibit key characters) 5. P. jody, Gordon and González, n. sp.
15(11). Pronotum with small, pale vitta at center of median dark macula (Fig. 56)................................................. 11. P. ernestine, Gordon and González, n. sp.
— Pronotum without pale vittae on median dark macula (Fig. 67)............................................................. 13. P. elena, Gordon and González, n. sp.
16(2). Penis guide of male genitalia with sides nearly parallel in basal 2/3, gradually narrowed to rounded apex in apical 2/3 (Fig. 94)........ 18. P. kari, Gordon and González, n. sp.
— Penis guide of male genitalia entirely slender or with sides convergent just before apex.. 17
17(16). Penis guide of male genitalia with sides convergent just before apex (Fig. 91).......... 18
— Penis guide of male genitalia with sides slender, not strongly convergent before apex (Fig. 102).................................................................... 20
18(17). Elytron dark brown; genitalia with penis guide long, basal lobe as long as paramere, sides parallel in basal 3/4, curved to rounded apex in apical 1/4 (Fig.94)....................................................... 17. P. nadine, Gordon and González, n. sp.
— Elytron black; genitalia with penis guide long, basal lobe as long as paramere, gradually narrowed at apical 1/3 to rounded apex, apex slightly emarginate.................. 19
19(18). Elytron black; genitalia with penis guide as long as paramere, gradually narrowed at apical 1/3 to rounded apex, apex slightly emarginate (Fig. 107).............................................................. 20. P. dianna, Gordon and González, n. sp.
— Elytron black; genitalia with basal lobe as long as penis guide, basal 3/4 parallel sided, apical 1/4 narrowed to rounded apex, apex not emarginate (Fig. 85).... 16. P. egena Mulsant
20(17). Basal lobe of male genitalia with distinctly emarginate apex (Fig. 102); lateral margin of elytron with trace of red in apical 1/3; Trinidad ... 19. P. estelle, Gordon and González, n. sp.
— Basal lobe of male genitalia not apically emarginate; lateral margin of elytron without trace of red in apical 1/3 (Fig. 112); Peru ...... 21. P. paulette, Gordon and González, n. sp.
description: Published as part of Gordon, Robert D., F, Guillermo González & Hanley, Guy A., 2019, South American Coccinellidae (Coleoptera), Part XXI: systematic revision of South American Pentilia Mulsant (Cryptognathini), pp. 1-27 in Insecta Mundi 729 (729) on pages 3-4, DOI: 10.5281/zenodo.3675043