
1) Canine vestigial structure 2) False hoof
Found on
https://www.crosswordclues.com/clue/dewclaw

A dewclaw (sometimes referred to as a Dog`s thumb) is a digit - vestigial in some animals - on the foot of many mammals, birds, and reptiles (including some extinct orders, like certain theropods). It commonly grows high on the leg such that in digitigrade species, when the animal is standing, it does not make contact with the ground. Dewclaws ar....
Found on
http://en.wikipedia.org/wiki/Dewclaw

• (n.) In any animal, esp. of the Herbivora, a rudimentary claw or small hoof not reaching the ground.
Found on
http://thinkexist.com/dictionary/meaning/dewclaw/

An extra claw on the inside of the leg; a rudimentary fifth toe, removed on most breeds.
Found on
http://www.akc.org/about/glossary.cfm

A dewclaw is a functionless claw that doesn't hit the ground. Some dinosaurs had dewclaws.
Found on
http://www.enchantedlearning.com/subjects/dinosaurs/glossary/
Dew'claw` noun In any animal, esp. of the Herbivora, a rudimentary claw or small hoof not reaching the ground. « Some cut off the
dewclaws [ of greyhounds].»
J. H. Walsh. Found on
http://www.encyclo.co.uk/webster/D/55

An extra claw on the inside of the leg; a rudimentary fifth toe, removed on most breeds.
Found on
https://www.encyclo.co.uk/local/21273

a functionless claw of some dogs, not reaching the ground in walking. · an analogous false hoof of deer, hogs, etc.
Found on
https://www.infoplease.com/dictionary/dewclaw
No exact match found.