Ninjadactyl 

A teredactyl that has been tamed by ninjas.
It shoots fireballs and Ninja paratroopers fly off of them.

"OMG ninjadactyls are everywhere...run for your lives!!!!!!!!"

Ninjadactyl by bubbatheninja January 13, 2009

niggadactyl 

they be swoopin'! :O

swoop swoop niggadactyl!

niggadactyl by ratatat May 7, 2008

Nirmadactyl 

A flying dinosaur found in the northeastern part of the United States. It can be distinguished by its distinct call, "achoo," and/or loud singing

Nirmadactyl: ACHOO ACHOO ACHOO ACHOO ACHOO
Caveman: Watch out for that Nirmadactyl!

Nirmadactyl by Poojasaurus Rex December 5, 2010