Fiorinia, Targioni Tozzetti, 1868

Liu, Di, Cai, Bo & Feng, Jinian, 2020, A new species of armored scale, Fiorinia yongxingensis (Hemiptera: Coccomorpha Diaspididae) from Hainan Province, China, Zootaxa 4729 (3), pp. 388-400 : 397-399

Key to adult females of species of Fiorinia known from China

1(0) Interantennal process present........................................................................... 2 - Interantennal process absent........................................................................... 19 2(1) Pygidium with marginal gland spines..................................................................... 3

- Pygidium with marginal gland spines absent or obsolete..................................................... 13

3(2) Abdominal segments II and III with lateral gland spines...................................................... 4

- Abdominal segments II and III without lateral gland spines................................................... 10

4(3) With submarginal dorsal macroducts on basal part of pygidium................................................ 5

- Without submarginal dorsal macroducts on basal part of pygidium.............................................. 6

5(4) Antennal tubercles pointed apically, each with a short process.................................. hisakakii Takahashi

- Antennal tubercles not pointed apically, each without a short process.................................. horii Kuwana

6(4) Head tapering anteriorly; anterior spiracles each associated with 0 or 1 disc pore................... proboscidaria Green

- Head broad and curved; anterior spiracles each associated with 2–4 disc pores.................................... 7

7(6) Prepygidial segments with small submedial dorsal ducts...................................................... 8

- Prepygidial segments without small submedial dorsal ducts................................. rhododendri Takahashi

8(7) Pygidium with 2 pairs of marginal gland spines altogether.................................................... 9

- Pygidium with 5 pairs of marginal gland spines altogether........................................... theae Green

9(8) Perivulvar pores numbering about 22–31 on each side...................................... formosensis Takahashi

- Perivulvar pores numbering about 44–61 on each side.......................................... vacciniae Kuwana

10(3) Tip of interantennal process pointed........................................................ fuzhouensis Young

- Tip of interantennal process flat or rounded............................................................... 11

11(10) With fewer than 11 marginal gland spines or gland tubercles from thorax to abdominal segment II.................... 12

- With about 60 marginal microducts from thorax to abdominal segment II …....................... turpiniae Takahashi

12(11) Cephalothorax with 2 or 3 marginal gland tubercles on each side................................. randiae Takahashi

- Cephalothorax with more than 4 marginal gland tubercles on each side …............................ euonymi Young

13(2) Pair of setae between L 1 shorter than or equal to one-half of L 1 length …........................................ 14

- Pair of setae between L 1 longer than one-half of L 1 length ….................................................. 15

14(13) Lateral lobes present on pygidium …......................................................... linderae Takagi

- Lateral lobes absent from pygidium …..................................................... saprosmae (Green)

15(13) Pygidium with 3 pairs of marginal macroducts …........................................................... 16

- Pygidium with 4 pairs of marginal macroducts ….......................................................... 18

16(15) Body with 2 marginal gland spines on each side …............................................ smilaceti Takahashi

- Body with 2–5 marginal gland spines on each side........................................................… 17

17(16) Basal zygosis between L 1 slender and weakly sclerotized.....................................… arengae Takahashi

- Basal zygosis between L 1 robust and strongly sclerotized …..................................... taiwana Takahashi

18(15) Prothorax with 1–8 gland tubercles …..................................................... yongxingensis sp. n.

- Prothorax without gland tubercles........................................... … phantasma Cockerell & Robinson

19(1) Pygidium with only 1 pair of well-developed lobes …....................................................... 20

- Pygidium with 2 pairs of well-developed lobes ….......................................................... 25

20(19) With a pair of setae between L 1; bases of L 1 yoked together …................................................ 21

- Without a pair of setae between L 1; bases of L 1 fused together ….................................. ficicola Takahashi

21(20) Posterior spiracles each associated with 3 or 4 disc pores ….................................. rhododendricola Tang

- Posterior spiracles not associated with disc pores …......................................................... 22

22(21) Space between L 1 and L 2 with marginal gland spines.............................................… horii Kuwana

- Space between L 1 and L 2 without marginal gland spines ….................................................... 23

23(22) Metathorax with gland tubercles …...................................................................... 24

- Metathorax without gland tubercles ….............................................. nanningensis Zhang & Feng

24(23) With a group of microducts near each anterior spiracle …............................................. citri Young

- Without microducts near anterior spiracles ….................................................... minor Maskell

25(19) Gland tubercles present on thoracic segments …............................................................ 26

- Gland tubercles absent from thoracic segments …........................................................... 37

26(25) With marginal gland spines present laterad of L 1 and L 2 …................................................... 27

- Without marginal gland spines laterad of L 1 and L 2 …....................................................... 35

27(26) Pygidial macroducts numbering fewer than 7 on each side …................................................. 28

- Pygidial macroducts numbering 7 or more on each side ….................................................... 32

28(27) Cicatrices present on abdominal segment I; microducts present posterior to mouthparts ….......................... 29

- Cicatrices absent from abdominal segment I; microducts absent from posterior to mouthparts …..................... 31

29(28) Pygidium with 3 or 4 marginal macroducts on each side …................................................... 30

- Pygidium with 2–6 marginal macroducts on each side …........................................... externa Ferris

30(29) Marginal gland spines present on abdominal segment V; with 3–15 gland tubercles on meso- and metathorax together...................................................................................… fioriniae Targioni Tozzetti

- Marginal gland spines absent from abdominal segment V; with 4–8 gland tubercles on meso- and metathorax together …......................................................................................... japonica Kuwana

31(28) L 2 bilobulate, inner lobule with 3 lateral notches, outer lobule with 3 or 4 lateral notches …........ cunninghamiana Young

- L 2 unilobulate, each represented by 1 broad, serrate process ….................................... quercifolii Ferris

32(27) Minute dermal spicules present on posterior margin of mouthparts …................................ myricae Young

- Minute dermal spicules absent from posterior margin of mouthparts …......................................... 33

33(32) Anterior spiracles each associated with 1–4 disc pores …..................................................... 34

- Anterior spiracles each associated with 3–11 disc pores …........................................ pinicola Maskell

34(33) Abdominal segments III and IV together with 3 marginal gland spines on each side …................ keteleeriae Young

- Abdominal segments III and IV together with 4 or 5 marginal gland spines on each side …............ camelleosae Young

35(26) Head with gland tubercles …........................................................ dinghuensis Wei & Feng

- Head without gland tubercles …........................................................................ 36

36(35) With 2 or 3 submedial macroducts on each side of abdominal segment IV ….................. tianshuiensis Wei & Feng

- Without submedial macroducts on abdominal segment IV …....................................... linderae Takagi

37(25) With about 100–120 ventral ducts near mouthparts …............................................ yunnanensis Hu

- Without ventral ducts near mouthparts.................................................................… 38

38(37) L 1 large, separated by less than width of L 1; pygidium with 7 marginal macroducts on each side …....... pinicorticis Ferris

- L 1 elongate, separated by more than 2 times width of L 1; pygidium with 8 marginal macroducts on each side …................................................................................................... separata Takagi