Link - Between the groups

Actinomycetes - Bacteria and Fungi

Archaeopteryx - Birds and Reptiles

Balanoglossus - Chordates and non-chordates

Chimaera (rat or rabbit fish) - Bony and Cartilaginous fishes

Club moss - Bryophytes and Pteridophytes

Cycas - Pteridophytes and Gymnosperms

Gnetum - Gymnosperms and Angiosperms

Neopilina - Annelida and Mollusca

Ornithorhynchus (Duck billed Platypus) - Reptiles and Mammals

Peripatus (Walking worm) - Annelida and Arthropoda

Protopterus (Lungfish) - Pisces and Amphibia

Rickettsia - Virus and Bacteria

Virus - Living and nonliving