Recifella, K. Viets, 1935

Key to males of Australian Recifella species

1 Palp large and robust, P2 with large robust seta............................................................. 2

Palp slender, P2 without heavy seta....................................................................... 3

2(1) P4 and P5 less robust, P5 length> width, P4 ventrally with smaller setal tubercle and distally with recurved seta........................................................................................... Recifella pinguipalpifera

P4 and P5 robust, P5 length subequal to width, P4 ventrally with a very large setal tubercle.......... Recifella crassipalpis

3(1) Postocularia and Dgl-2 not in dorsal furrow................................................................ 5

Postocularia and Dgl- 2 in dorsal furrow near eyes, but occasionally fused with dorsal shield.......................... 4

4(3) P4 with a long dorsodistal seta............................................................. Recifella flagellata

P4 without a long dorsodistal seta............................................... Recifella hyporheica Smit, 2007

5(3) Leg IV sexually dimorphic, either dorsal shield with four glandularia pairs or dorsal shield with three glandularia pairs and one pair posterior to dorsal shield............................................................................ 6

Leg IV not sexually dimorphic, dorsal shield with three glandularia pairs, no glandularia in dorsal furrow posterior to dorsal shield................................................................................ Recifella australica

6(5) III-leg-2 with a large, not pectinate seta.................................................................... 7

III-leg-2 without such large seta.......................................................................... 8

7(6) Seta of III-leg-2 spatulate, the three specialized setae of IV-leg-5 distally slightly expanded, not hair-like.............................................................................................. Recifella insolitiseta sp. nov.

Seta of III-leg-2 not spatulate, specialized setae of IV-leg-5 hair-like, not distally expanded........ Recifella integra sp. nov.

8(6) III-leg-5 distal robust seta without pectinations............................................................. 9

III-leg-5 distal robust seta with pectinations............................................................... 12

9(8) III-leg-5 distal robust seta not truncated................................................................... 10

III-leg-5 distal robust seta truncated.................................................. Recifella ornata Smit, 2007

10(9) III-leg-5 distal robust seta broad and distally pointed............................................. Recifella szalayi

III-leg-5 distal robust slender and distally blunt.................................................. Recifella kakadu

11(8) Coxa I apex broad, tending to be rounded................................................................. 12

Coxa I apex narrow, acute......................................................... Recifella plana Cook, 1986

12(11) III-leg-5 distal robust seta of usual shape and with marginal pectinations........................................ 13

III-leg-5 distal robust seta with few large teeth ventrally.................................. Recifella emma Smit, 2007

13(12) IV-leg-5 proximal most specialized setae not spatulate....................................................... 14

IV-leg-5 proximal most specialized setae spatulate, margins finely serrated................ Recifella ligulifera Smit, 2007

14(13) IV-leg-5 specialized setae located in distal and proximal half.................................................. 15

IV-leg-5 specialized setae located only in proximal half...................................................... 17

15(14) IV-leg-5 with one specialized seta proximally and four seta distally (of which three are specialized setae)............................................................................................. Recifella quadriseta sp. nov.

IV-leg-5 with one specialized seta proximally and two specialized setae distally................................... 16

16(15) IV-leg-5 proximal half with one specialized seta, IV-leg-4 distally with small seta enlarged distally............................................................................................. Recifella pseudoszalayi Smit, 2007

IV-leg-5 proximal half with at least two specialized setae, IV-leg-4 distally with large pectinate seta...... Recifella doomba

17(14) IV-leg-5 with 2 or 3 specialized long seta and with small pectinations........................................... 18

IV-leg-5 specialized setae relatively short and with large pectinations........................................... 22

18(17) IV-leg-5 specialized setae with small pectinations........................................................... 19

IV-leg-5 distal most specialized seta with large pectinations....................................... Recifella vonjama

19(18) IV-leg-5 specialized setae farther apart................................................................... 20

IV-leg-5 specialized setae close together.................................................................. 21

20(19) IV-leg-5 strongly curved, III-leg-5 robust setae comparatively short............................... Recifella baltoona

IV-leg-5 hardly curved, III-leg-5 robust setae relatively long...................... Recifella colorata (K.O. Viets, 1980)

21(19) IV-leg-5 specialized setae on distinct bulge, palp slender........................................ Recifella triradiata

IV-leg-5 specialized setae on slight bulge, palp robust.............................................. Recifella tinka

22(17) IV-leg-5 middle specialized setae much shorter than others and bifurcate.............................. Recifella bifida

IV-leg-5 middle specialized setae not noticeably shorter than others and not bifurcate.............................. 23

23(22) IV-leg-5 specialized setae all pectinate, IV-leg-4 ventral margin straight or sinuate................................. 24

IV-leg-5 with one specialized setae mucronate, without pectinations; IV-leg-4 and-5 with ventral margin sinuate.................................................................................. Recifella kimberleyensis Smit, 2007

24(23) IV-leg-5 with the middle specialized seta blunt, IV-leg-5 ventral margin sinuate.............. Recifella rotundiseta sp. nov.

IV-leg specialized setae with the middle seta pointed, IV-leg-5 ventral margin more or less straight or concave.......... 25

25(24) Excretory pore terminal......................................................... Recifella agnosta Cook, 1986

Excretory pore subterminal.................................................................. Recifella umala