First, you should note that it's actually spelled "velociraptor". Anyway, velociraptor is commony reffered to as just "raptor" because of the fame that name gained in Jurassic Park. As far as I know, there is no official common name.
a lot
Yes.
Dinosaur
YaleosaurusYandusaurusYangchuanosaurusTimenosaurusYingshanosaurusYubasaurusYunnanosaurus
· Gigantosaurus
No, the word dinosaur is a noun, a singular, common noun. Remember, nouns are a person, place, or thing; a dinosaur is a thing.
Proper
T REX , allosaurus
I know 10. here they are:PlieosaurusTyrannosaurus RexSpinosaurusMussasaurusLeoplauradonIguanadonPteradactleEuraptorVeloceraptortjongasaurus
the T Rex
Yes, there was a dinosaur that's name began with the letter j. The name of the dinosaur was, Jainosaurus.
Australovenator, Minmi, and Leallynasaura.