KEY TO CENTRAL AMERICAN SPECIES OF OONOPOIDES

1. Males...................................................................................................................................................2

– Females (those of O. hondo unknown)..........................................................................................7

2. Embolus preceded by dorsal lobe on bulb (figs. 165, 176)........................................................3

– Embolus not preceded by such a lobe...........................................................................................4

3. Tip of embolus relatively long, extending to near tip of basal embolar projection (fig. 165) .................................................................................................................................................... cristo

– Tip of embolus shorter (fig. 176)............................................................................................ upala

4. Basal embolar projection relatively long, extending to near tip of embolus (fig. 210).... anoxus

– Basal embolar projection shorter (figs. 188, 199, 223)................................................................5

5. Embolar base greatly widened (figs. 195, 198).............................................................. pallidulus

– Embolar base narrower (figs. 184, 187, 217, 222)........................................................................6

6. Embolus relatively short (figs. 184–189)............................................................................ cartago

– Embolus relatively long (figs. 217–224)................................................................................ hondo

7. Tip of anterior receptaculum round (figs. 212, 213)......................................................... anoxus

– Tip of anterior receptaculum not round.......................................................................................8

8. Stalk of anterior receptaculum gradually widened anteriorly (figs. 168, 179)........................9

– Stalk of anterior receptaculum more abruptly widened anteriorly (figs. 190, 201)..............10

9. Anterior receptaculum flower shaped (fig. 179).................................................................... upala

– Anterior receptaculum thumb shaped (fig. 168).................................................................. cristo

10. Tip of anterior receptaculum relatively short, oval (fig. 190)........................................ cartago

– Tip of anterior receptaculum longer, almost square (fig. 201)................................... pallidulus