| Common Name | Scientific name |
|---|---|
| Red Siskin | Spinus cucullatus |
| Antillean Siskin | Spinus dominicensis |
| Lawrence's Goldfinch | Spinus lawrencei |
| Black-headed Siskin | Spinus notatus |
| Pine Siskin | Spinus pinus |
| Lesser Goldfinch | Spinus psaltria |
| Eurasian Siskin | Spinus spinus |
| American Goldfinch | Spinus tristis |
| Yellow-bellied Siskin | Spinus xanthogastrus |
| Palo Santo | Spiroteca rosea |
| Dickcissel | Spiza americana |
| Black-and-white Hawk-Eagle | Spizaetus melanoleucus |
| Ornate Hawk-Eagle | Spizaetus ornatus |
| Black Hawk-Eagle | Spizaetus tyrannus |
| Black-chinned Sparrow | Spizella atrogularis |
| Brewer's Sparrow | Spizella breweri |
| Clay-colored Sparrow | Spizella pallida |
| Chipping Sparrow | Spizella passerina |
| Field Sparrow | Spizella pusilla |
| Worthen's Sparrow | Spizella wortheni |
| American Tree Sparrow | Spizelloides arborea |
| Variable Seedeater | Sporophila corvina |
| Large-billed Seed-Finch | Sporophila crassirostris |
| Thick-billed Seed-Finch | Sporophila funerea |
| Lined Seedeater | Sporophila lineola |
RingBase adheres to EURING codes.
