Rhotana, Walker. A, 1857

Zelazny, B. & Webb, M. D., 2011, 3071, Zootaxa 3071, pp. 1-307 : 110

Key to the species of Rhotana from Australia

1. Forewings with a group of 7 to 8 prominent, round, black marks near hind margin (e.g. Fig. 228f)...................... 2

- Forewings without such marks........................................................................... 3

2. Margins of facial carinae contiguous at bases; forewings with bases of most median sectors conspicuously lined with narrow bands of infuscation; no orange forewing veins ( Fig. 228)................. R. gressittorum sp. nov. ( R. pavo group), p. 90

- Margins of facial carinae well separated throughout ( Fig. 234c), forewings without conspicuous, narrow infuscated bands along bases of median sectors, some forewing veins orange............. R. septemmaculata Distant ( R. pavo group), p. 93

3. All forewing veins bright red........................................ R. haematoneura Kirkaldy (ungrouped), p. 99

- Few if any forewing veins bright red...................................................................... 4

4. Forewings red around last subcostal sector, apices of Ms1a, Ms2, Ms3, and Ms4 each with a small black spot ( Fig. 238f)......................................................... R. quadrimaculata Distant ( R. quadrimaculata group), p. 96

- Forewings without red mark around last subcostal sector, tips of Ms3 and Ms4 may each have a small dark spot ( Fig. 239f), but tips of Ms1a and Ms2 always without such marks............................................................ 5

5. Forewings with short dark stripes near hind-margin along apical cross-veins between Cu, Cu1, Ms1a, and Ms1b, tips of apical lobes of male aedeagus blunt in dorsal view ( Fig. 246)......................... R. mendax sp. nov. (ungrouped), p. 101

- Forewings without such short stripes, apical part of male aedeagus with two pointed processes ( Fig. 239).......................................................................... R. ramentosa Distant ( R. quadrimaculata group), p. 96