Chironius
The genus Chironius (family Colubridae) has 23 species in SnakeList - 0 venomous and 23 non-venomous.
- Boettger's Sipo Chironius flavolineatus
- Brazilian Sipo Chironius laevicollis
- Brown Sipo Chironius fuscus
- Central Sipo (maculoventris) Chironius maculoventris
- Central Sipo (quadricarinatus) Chironius quadricarinatus
- Chapada Diamantina Sipo Chironius diamantina
- Chironius laurenti
- Ecuador Sipo Chironius grandisquamis
- Linnaeus' Sipo Chironius exoletus
- Maringma Tepui Sipo Chironius challenger
- Mountain Sipo Chironius monticola
- Saint Vincent Racer Chironius vincenti
- Sipo (carinatus) Chironius carinatus
- Sipo (flavopictus) Chironius flavopictus
- South American Sipo (foveatus) Chironius foveatus
- South American Sipo (multiventris) Chironius multiventris
- South American Sipo (septentrionalis) Chironius septentrionalis
- Southeast Brazilian Sipo Chironius brazili
- Spix's Sipo Chironius spixii
- Two-headed Sipo Chironius bicarinatus
- Uruguayan Sipo Chironius gouveai
- Wagler's Sipo Chironius scurrulus
- Yellow-headed Sipo Chironius leucometapus