| oecanthus nigricornis | | Canada: Ontario, Scheck Nature Reserve | | 966342976 |
| oecanthus nigricornis | | Canada: Ontario, Wellington County, Puslinch Township, Concession 11/Hume Rd | | 966339514 |
| oecanthus nigricornis | | Canada: Ontario, Cambridge, rare Charitable Research Reserve, Site 3 - Grassy Wetland | | 930623173 |
| oecanthus nigricornis | | Canada: Ontario, Cambridge, rare Charitable Research Reserve, Site 3 - Grassy Wetland | | 930621861 |
| oecanthus nigricornis | | Canada: Ontario, Cambridge, rare Charitable Research Reserve, Alvars | | 930621559 |
| oecanthus nigricornis | | Canada: Ontario, Cambridge, rare Charitable Research Reserve, Alvars | | 930620529 |
| oecanthus nigricornis | | Canada: Ontario, Cambridge, rare Charitable Research Reserve, Alvars | | 930618961 |
| oecanthus nigricornis | | Canada: Ontario, Cambridge, rare Charitable Research Reserve, Alvars | | 930618397 |
| oecanthus nigricornis | | Canada: Ontario, Cambridge, rare Charitable Research Reserve, Alvars | | 930617615 |
| oecanthus nigricornis | | canada: ontario, wellington county, puslinch township, concession 11/hume rd | | 987233254 |