noun, noun which may take the genitive case particle 'no'
new species; new variety
Used in biology for a newly discovered species, or more broadly for a new type or variety of something.
A new species of frog was discovered in the Amazon.
この店では新種のコーヒー豆を売っている。
This shop sells a new variety of coffee beans.
A new species of frog was discovered deep in the Amazon.
The researchers discovered a new species of insect in the jungle.
変種 refers to a variant or mutation of an existing species, while 新種 refers to a species that is entirely new to science.
Compound of 新 (new) and 種 (species, kind).