Canker-worm may refer to following inchworms:
* ''
Alsophila pometaria
''Alsophila pometaria'', the fall cankerworm, is a moth of the family Geometridae. The species was first described in English by the KJV Bible oel 1:4 It is found in North America from Nova Scotia west to Alberta, south to Colorado and Califo ...
'', the fall cankerworm
* ''
Paleacrita vernata
''Paleacrita vernata'', the spring cankerworm, is a moth of the family Geometridae. The species was first described by William Dandridge Peck in 1795. It is found in North America from the Atlantic Ocean west to Alberta, Texas and California.
Th ...
'', the spring cankerworm
{{disambiguation
Animal common name disambiguation pages