Pasta is not generally considered 'scientific'; it has many names from continents all over the world, but scientists haven't taken time to give a name to this food seeing as it has no organic or rare matter. You would be more successful looking for the scientific name for wheat, triticum aestivum.
The scientific name for chrysanthemums is Chrysanthemum spp.
The scientific name for squids is Decapodiformes.
The scientific name for cnidaria is Cnidaria.
The barracuda's scientific name is Sphyraena. =)
The scientific name for Echinoderms is Echinodermata.
Spaghetti, being a food and not a species, scientific instrument, chemcial, etc., has no name that is particularly "scientific". http://en.wikipedia.org/wiki/Pasta
La pasta
Another name for bow tie pasta is Farfalle or butterfly pasta.
You cannot change an OT name in Pokémon Platinum.
Hair Angel Pasta
The real name of this type of pasta is Farfalle.
Otter
An Italian pasta with six letters is rotini.
"Ot" in Ot Nelson likely does not stand for any specific acronym or meaning. It is most likely the first name or nickname of the person.
The scientific name for chrysanthemums is Chrysanthemum spp.
The scientific name for squids is Decapodiformes.
Macaroni