North American Stratigraphic Code /

Biological systematics : principles and applications / by Schuh, Randall T.

Table of Contents: “…Introduction to systematics -- Systematics and the philosophy of science -- Characters and character states -- Character polarity and inferring homology -- Tree-building algorithms -- Evaluating results -- Nomenclature, classifications, and systematic databases -- Historical biogeography and host-parasite coevolution -- Ecology, adaptation, and evolutionary scenarios -- Biodiversity and conservation.…”

Nuevos registros paleobotánicos de la Formación Nestares (Jurásico Temprano), extremo austral de la Cuenca Neuquina, Argentina. by Gnaedinger, Silvia Cristina

Get full text

Taxonomía del género Serjania (Sapindaceae, Paullinieae) en Bolivia: Un Enfoque Biosistemático. by Coulleri, Juan Pablo