Biomedical Engineering Reference
In-Depth Information
Chapter 23
Choanozoa
“Half of being smart is knowing what you are dumb about.”
Solomon Short
Eukaryota
Bikonta (2-flagella)
Excavata
Metamonada (Chapter 16)
Discoba
Euglenozoa (Chapter 17)
Percolozoa (Chapter 18)
Archaeplastida (Chapter 24)
Chromalveolata (Chapters 19
21)
Alveolata
Apicomplexa (Chapter 19)
Ciliophora (ciliates) (Chapter 20)
Heterokontophyta (Chapter 21)
Unikonta (1-flagellum)
Amoebozoa (Chapter 22)
Opisthokonta
Choanozoa (Chapter 23)
Ichthyosporea
Dermocystida
*Rhinosporidium
Animalia (Chapters 25
32)
Fungi (Chapters 33
37)
Class Choanozoa, also known as Class Holozoa, is a subclass of Class
Opisthokonta, protists with a single, posterior flagellum. The precise hier-
archical position of Class Choanaozoa is subject to change. In the schema
below, Class Choanozoa has the same rank as Class Animalia, but it may
soon shift leftward, indicating that the Choanozoa are the direct ancestral
