learn.crvscience.com • Phylogenetic Systematics Module
Tree of Life Interactive Cladograms
Explore evolutionary branching diagrams across 18 major clades of life . Every internal node represents a shared common ancestor defined by diagnostic synapomorphies, showing how sister taxa diverge across deep evolutionary time.
🌳 Evolutionary Cladogram Reference
Select any broad group below to inspect its branching phylogenetic tree, ancestral synapomorphies, and subgroup traits.
Select Broad Group:
Mammals: Eutheria (Cats, Cows, Dogs...)
Ecdysozoa: Hexapoda (Insects)
Mammals: Marsupialia
Reptilia (Reptiles)
Amphibia: Frogs, Salamanders & Caecilians
Cnidaria + Ctenophora (Jellies)
Lophotrochozoa (Worms & Allies)
Reptilia: Aves (Birds)
Lophotrochozoa: Mollusca
Diaphoretickes: Plants & Algae
Marine and Freshwater Fish
Ecdysozoa: Arachnida (Spiders, Scorpions...)
Ecdysozoa: Nematoda (Roundworms & Parasites)
Deuterostomia: Echinodermata (Sea Stars & Allies)
Porifera: Sponges (Basal Metazoans)
Opisthokonta: Fungi & Lichens
Ecdysozoa: Mandibulata (Mandibulates)
📖 Browse Species in Field Guide →
🐕 Eutheria (Placentals)
🦘 Marsupialia
🦅 Aves (Birds)
🦎 Reptilia
🐸 Amphibia
🦈 Vertebrata: Pisces
🦋 Hexapoda (Insects)
🕷️ Arachnida
🦞 Mandibulata
🪱 Nematoda
🐙 Mollusca
🐚 Lophotrochozoa
⭐ Echinodermata
🪼 Cnidaria & Ctenophora
🧽 Porifera (Sponges)
🌿 Plants & Algae
🍄 Fungi & Lichens