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Virus Taxonomy Online
toc-indent.gif Table of Contents
toc-indent.giftoc-indent.gif The Virus Species Concept
toc-indent.giftoc-indent.giftoc-indent.gif Introduction

Classes
Fuzzy Sets
Species
Virus Species as Polythetic Classes
Virus Species as a Replicating Lineage
Ecological Niche Occupancy
Virus Species Demarcation
Species of the Family Potyviridae
Species of the Family Picornaviridae