Table 1.

Species of the Oecetis avara group occurring in sympatry.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19
1. Oecetis acciptrina	–						×
2. Oecetis agosta		–											×
3. Oecetis apache			–													×
4. Oecetis angularis				–			×					×			×
5. Oecetis avara					–					×
6. Oecetis campana						–							×
7. Oecetis constricta							–												×
8. Oecetis disjuncta								–
9. Oecetis elata									–
10. Oecetis houghtoni										–						×
11. Oecetis maritza											–
12. Oecetis metlacensis												–			×
13. Oecetis mexicana													–		×		×		×
14. Oecetis patula														–
15. Oecetis protrusa															–		×
16. Oecetis sordida																–
17. Oecetis tumida																	–
18. Oecetis uncata																		–
19. Oecetis verrucula																			–