Anthrenus pulaskii, Kadej, 2011

Kadej, Marcin, 2011, A New Species Of Anthrenus Geoffroy, 1762 (Coleoptera: Dermestidae) From California, With A Key To The Nearctic Species, The Coleopterists Bulletin 65 (3), pp. 309-314 : 312-313

KEY TO THE NEARCTIC SPECIES OF ANTHRENUS

1. Antenna with 8–11 antennomeres..................2

1′. Antenna with 5 antennomeres.......... A. fuscus

2. Antenna with 8–10 antennomeres.................3

2′. Antenna with 11 antennomeres.....................7

3. Antenna with 9–10 antennomeres................4

3′. Antenna with 8 antennomeres......................5

4. Antenna with 9 antennomeres, antennal club with two antennomeres, male antennomere 9 at least 4X longer than antennomere 8......... ................................................... A. coloratus

4′. Antenna with 10 antennomeres, antennal club with three antennomeres..................... A. omoi

5. Male antennomere 8 less than 5X longer than antennomere 7...............................................6

5′. Male antennomere 8 at least 5X longer than antennomere 7........................... A. museorum

6. Elytron with crescent-shaped subbasal band of pale scales prominent, wider than submedian band.................................................... A. blanci

6′. Elytron with subbasal crescent of pale scales usually thin and less prominent than submedian band.............................................. A. castaneae

7. Eye with median margin entire, scales short and wide, 1.5–2.0X as long as wide............8

7′. Eye without median margin entire (oval), scales elongate, very narrow (seta-like), 3–6X as long as wide............................................. A. verbasci

8. Elytron with 1 broad, white band covering half or nearly all of elytron, or with 3 transverse bands....................................................9

8′. Elytron entirely white except for small patch of dark scales on humerus and occasionally a small, submedian patch of yellowish or brownish scales................................. A. umbra

9. Elytron with clearly distinguishable pattern of bands or lines...............................................10

9′. Elytron without clearly distinguishable pattern of bands or lines; patterns irregular.......14

10. More than 1 (often discontinuous) band of white scales transverse................................15

10′. One transverse and continuous band of white scales distinguishable...................................11

11. White transverse band wide.........................12

11′. White, transverse band narrow. Elytron with subbasal band of white scales much shorter at suture than at lateral margin....................... ........................... A. pimpinellae pimpinellae

12. White transverse band well-defined...........13

12′. White transverse band formless, covering nearly all of elytron......................................... ............................. A. pimpinellae isabellinus

13. White, funnel-shaped band reaching apex of elytron near suture. Pronotum with black and brown scales intermixed with small white scales ....................................... A. sophonisba

13′. White band covering more than half of elytron. Black scales in apical part of elytron present. Pronotum with numerous white scales arranged in patches surrounded by brown and black scales..................................... A. chiton

14. Dark brown scales cover posterior margin of ventrites I–V and middle section of ventrite V ...................................................... A. fucosus

14′. Brown scales cover posterior margin of ventrites II–V and middle section of ventrite V; sometimes ventrites I–V entirely white..... A. parvus

15. Elytron with sutural line of red scales extending from scutellum to apex.........................16

15′. Elytron without sutural line of red scales extending from scutellum to apex..............17

16. Elytron with lateral subbasal, submedian, and subapical patches of white scales distinct, neither meeting sutural line of red scales nor connected with sutural red scales by interrupted bands.............. A. scrophulariae scrophulariae

16′. Elytron with subbasal and submedian bands of white scales clearly meeting sutural line of red scales................................... A. thoracicus

17. Elytron with continuous subbasal band of white scales..............................................................18

17′. Elytron without continuous subbasal band of white scales.................................... A. lepidus

18. Ventrites I–V clothed only with white scales ............................... A. pulaskii new species

18′. Ventrites I–V clothed with white and light brown scales; light brown scales cover posterior margin of ventrites I–V and middle section of ventrite V....................... A. flavipes flavipes