A major clade of bilaterians, divided into the protostomes and the deuterostomes, containing almost all animal phyla and over a million extant species. Its sister clade is the Xenacoelomorpha.
Subcategories
This category has the following 2 subcategories, out of 2 total.
D
P
Pages in category "Nephrozoa"
The following 2 pages are in this category, out of 2 total. This list may not reflect recent changes.