$Taxon$ is a

The specimen used for the original publication by the author is known as:

In binomial nomenclature,the first name represents:

The common taxonomic categories are given below. Arrange them in the correct sequence starting from the smallest unit:
$(i)$ Genus $(ii)$ Family $(iii)$ Species $(iv)$ Order $(v)$ Subspecies

In the scientific name of an organism, what does the second component represent?

Write a short note on the taxonomic categories (ranks) used in biological classification.