Skip to main content
Leptodeira annulata Heterodon Uromacer frenatus Uromacer oxyrhynchus Uromacer catesbyi Arrhyton dolichura Arrhyton tanyplectum Arrhyton procerum Arrhyton redimitum Arrhyton vittatum Arrhyton supernum Arrhyton taeniatum Magliophis exiguum exiguum Magliophis exiguum Alsophis sajdaki Alsophis rufiventris Alsophis rijgersmaei Alsophis manselli Alsophis antillensis antillensis Alsophis sibonius Borikenophis portoricensis portoricensis Borikenophis portoricensis prymnus Borikenophis variegatus Ialtris dorsalis Ialtris haetianus Hypsirhynchus ferox Hypsirhynchus scalaris Hypsirhynchus parvifrons Hypsirhynchus funereus Hypsirhynchus polylepis Hypsirhynchus callilaemus Cubophis ruttyi Cubophis fuscicauda Cubophis caymanus Cubophis vudii Cubophis cantherigerus Helicops
0 5 10 15 20 Time (MYA)
Name:
Clade Size:
Estimated Time: