Neofedrizzia

Seeman, Owen D., 2007, Revision of the Fedrizziidae (Acari: Mesostigmata: Fedrizzioidea), Zootaxa 1480, pp. 1-55 : 11-12

Key to adult male Neofedrizzia

The male of Neofedrizzia gloriosa is not included in the key because the specimen lacks enough detail to be diagnosed.

1. Genital opening at level between CxIII–IV. Idiosoma 910 long. Australia: Queensland.............................. ..................................................................................................................... Neofedrizzia laevis (Canestrini)

- Genital opening at level between CxII–III .................................................................................................. 2

2. Presternal shield (tetartosternum) entire, U-shaped, and bearing setae st1 ( Fig. 13 b); pedofossae IV present; seta h1 with single branch. Idiosoma 1400 long. Thailand. ( Figs 39–40 ) ....................................... ........................................................................................................................ Neofedrizzia gordoni sp. nov.

- Presternal elements not a tetartosternum, presternal processes absent or separate, without setae; pedofossae IV absent; seta h1 with barbs................................................................................................................. 3

3. Separate presternal processes absent, anterior of sternal shield with lateral extensions (e.g., Fig 13 c)...... 4

- Separate presternal processes present, abutting sternal shield or loosely connected with it (e.g., Figs 13 d– f, 14)............................................................................................................................................................. 7

4. Anterior sternal processes with their tips pointing inwards, and a rectangular process between sternal processes. Idiosoma 810 long. Malaysia: Sarawak..................................... Neofedrizzia tani Pope & Chernoff

- Anterior sternal processes blunt, not bending inwards, and without rectangular process between sternal processes ( Figs 13 c, 50)............................................................................................................................... 5

5. Pedofossae III absent. No pores flanking genital opening. Idiosoma 718–780 long. Philippines. ( Fig. 50 ). ........................................................................................................ Neofedrizzia leonilae Rosario & Hunter

- Pedofossae III present. At least 2 pairs of pores flank genital opening....................................................... 6

6. Anterior hyaline margin of idiosoma does not extend to CxI. Idiosoma 850–860 long. Thailand. ( Figs 46– 49 ) ...................................................................................................................... Neofedrizzia janae sp. nov.

- Anterior hyaline margin of idiosoma extends well past CxI, to level of CxIV. Idiosoma 1220 long. Sulawesi . ( Figs 53–54 ) .................................................................................. Neofedrizzia sulawesi sp. nov.

7. Presternal processes membranous ( Fig. 14 c), sometimes folded back over sternal shield when slidemounted. Idiosoma 1480 –1550 long. Australia: Northeast Queensland. ( Figs 41–43 )................................. ........................................................................................................................ Neofedrizzia helenae sp. nov.

- Presternal processes sclerotised, rarely folded (as in 14d) .......................................................................... 8

8. Presternal processes asymmetrical ( Figs 13 d, 45)....................................................................................... 9

- Presternal processes symmetrical ( Figs 13 e–f, 14a–c, e–f)....................................................................... 10

9. Left presternal process without bent tip, longer than the right ( Fig. 13 d). Idiosoma 1150 long. Australia: Southeast Queensland. ( Figs 37–38 ) ............................................................... Neofedrizzia bunyas sp. nov.

- Left presternal process with its tip bent inwards, shorter than the right ( Fig. 45 ). Idiosoma 745–780 long. Australia: Northeast Queensland. ( Figs 44–45 ) .................................... Neofedrizzia imparmentum sp. nov.

10. Sternoventral shield with reticulation anterior of genital opening ............................................................ 11

- Sternoventral shield smooth anterior of genital opening ........................................................................... 13

11. Presternal processes crescent-shaped, with pointed tips, loosely connected with anterior of sternal shield. Idiosoma 1210 long. Australia: Southeast Queensland .................................. Neofedrizzia gayi Womersley

- Presternal processes rectangular, with blunt tips, broadly connected with anterior of sternal shield........ 12

12. Presternal processes directed inwards for their entire length ( Fig. 14 e). Idiosoma 1370 –1450 long. Australia: Southeast Queensland ....................................................................... Neofedrizzia tragardhi Womersley

- Presternal processes directed inwards, but their ends curve outwards ( Fig. 14 f). Idiosoma 1390 –1520 long. Australia: Southeast Queensland ......................................................... Neofedrizzia vidua Womersley

13. Presternal processes directed inwards, their tips almost touching ( Fig. 13 e). Genital opening flanked by 1 pair of pores. Idiosoma 810–880 long. Australia: Coastal Queensland, New South Wales.......................... .............................................................................................................. Neofedrizzia canestrinii Womersley

– Presternal processes usually directed anteriorly or laterally (e.g., 13f), their tips not approaching each other; if shields directed inwards, their tips are truncate and not almost touching. Genital opening flanked by at least 3 pairs of pores ......................................................................................................................... 14

14. Idiosoma 890–930 long. Australia: Northern New South Wales................ Neofedrizzia cynota Womersley

– Idiosoma > 1000 long ................................................................................................................................ 15

15. Presternal processes crescent-shaped, curved laterally, their tips pointed and well separate from each other ( Fig. 14 a). Idiosoma 1210 –1275 long. Australia: Northeast Queensland. Neofedrizzia brooksi Womersley

- Presternal processes rectangular, directed anteriorly................................................................................. 16

16. Sternal setae st2> 15 long. Presternal processes directed anteriorly, not bent inwards. Idiosoma 1020 – 1060 long. Australia: Southeast Queensland ....................................... Neofedrizzia gorirossiae Womersley

- Sternal setae st2 minute. Presternal processes directed anteriorly or bent slightly inwards...................... 17

17. Genital opening surrounded by no more than 12 pores, usually 8–10 pores. Presternal processes bent slightly inwards ( Fig. 14 b). Idiosoma 1110 –1210 long. Australia: Southeast Queensland, Northern New South Wales................................................................................................ Neofedrizzia camini Womersley

- Genital opening surrounded by 14–15 pores. Presternal processes directed anteriorly ( Fig. 13 f). Idiosoma 1050 –1070 long. Australia: Northeast Queensland. ( Figs 51–52 ) ..................... Neofedrizzia lepas sp. nov.

Figures

FIGURE 13. Adult male Fedrizziidae. Tetartosternum of (A) Fedrizzia sellnicki and (B) Neofedrizzia gordoni. (C) Presternal area of Neofedrizzia janae. Presternal processes of: (D) Neofedrizzia bunyas, (E) Neofedrizzia canestrinii and (F) Neofedrizzia lepas. Scale bar = 50.

FIGURE 14. Presternal processes of male (A) Neofedrizzia brooksi, (B) Neofedrizzia camini, (C) Neofedrizzia helenae, (D) Neofedrizzia imparmentum, (E) Neofedrizzia tragardhi, (F) Neofedrizzia vidua. Scale bar = 10.

FIGURE 50. Neofedrizzia leonilae Rosario & Hunter, presternal area of male. Scale bar = 50.

FIGURES 39 – 40. Neofedrizzia gordoni sp. nov. 39, venter of female; 40, venter of male. PD III = pedofossa III; PD IV = pedofossa IV; CIV-M = Coxa IV – margin suture. Scale bar = 200.

FIGURES 46 – 49. Neofedrizzia janae sp. nov. 46, venter of female; 47, venter of male; 48, palp femur, arrow points to spine; 49, chelicera. Scale bar = 100 for 46, 47; 50 for 48, 49.

FIGURES 53 – 54. Neofedrizzia sulawesi sp. nov. 53, venter of female; 54, venter of male. Scale bar = 100.

FIGURES 41 – 43. Neofedrizzia helenae sp. nov. 41, venter of female; 42, venter of male; 43, chelicera. Scale bar = 200 for 41, 42; 20 for 43.

FIGURES 37 – 38. Neofedrizzia bunyas sp. nov. 37, venter of female; 38, venter of male. Scale bar = 100.

FIGURES 44 – 45. Neofedrizzia imparmentum sp. nov. 44, venter of female; 45, venter of male. Scale bar = 100.

FIGURES 51 – 52. Neofedrizzia lepas sp. nov. 51, venter of female; 52, venter of male. Scale bar = 100.