calamariid
colubriform
dipsadid
dipsadine
natricid
Sonoran whipsnake
Masticophis bilineatus
natricine
colubroidean
henophidian
colubroid
bolyeriid
palaeophiid
elapoid
demoiselle
calopyterygid
carpet snake
pseudoxenodontid
hydrophiine
calyptrate
lampropeltine
cladothere
genus Natrix
coffee snake
grass snake
Natrix
atractaspidid
macrostomatan
caenophidian
xenodermid
water moccasin
anomalepidid
Heterodon
chicken snake
pine woods snake
genus Heterodon
atractaspidine
hydrophiid
colubrine
bernissartiid
homalopsid
Storeria occipitamaculata
red-bellied snake
proteroglyph
calopterygid
calopterid
kuehneosaur
eosauropterygian
captorhinomorph
phytosaurian