Origin and significance of spines; a study in evolution [Part II]

• 1 August 1898
• journal article
• Published by American Journal of Science (AJS) in American Journal of Science
• Vol. s4-6  (32) , 125-136
• https://doi.org/10.2475/ajs.s4-6.32.125

Abstract

Keywords

• EVOLUTION
• PART II
• ORIGIN AND SIGNIFICANCE
• STUDY
• SIGNIFICANCE OF SPINES