Step 1: Concept
Biological classification and historical taxonomy.
Step 2: Meaning
Systema Naturae is a foundational work in taxonomy that introduced the hierarchical classification of organisms.
Step 3: Analysis
Carl Linnaeus, often referred to as the father of modern taxonomy, authored Systema Naturae. Gregor Mendel is known for genetics, Bauhin for binomial nomenclature history, and Hutchinson for plant classification systems.
Step 4: Conclusion
Linnaeus is the author of the mentioned book.
Final Answer: (A)