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