Liên kết ngoài Trilobozoa

• Ediacara Assemblage University of Bristol

Liên kết ngoài Proarticulata

• Database of Ediacaran Biota Advent of Complex Life

Liên kết ngoài Vendobionta

• Dunn, F. S.; Liu, A. G.; Donoghue, P. C. «Ediacaran developmental biology». (2017). Biological Reviews. 93 (2): 914-932.

Liên kết ngoài Trilobitomorpha/Trilobite

• Gon III, Sam, A Guide to the Orders of Trilobite. (A site with information covering trilobites from all angles. Includes many line drawings and photographs.)
• Trilobite (fossil subphylum) tại Encyclopædia Britannica (tiếng Anh)
• The Virtual Fossil Museum - Class Trilobita - Including extensive photographs organized by taxonomy and locality.
• Western Trilobite Association
• Kevin's Trilobite Gallery - a collection of photographs of trilobite fossils
• Canadian trilobite web site: photographs of trilobite fossils
• The Paleontological Society
• Chisholm, Hugh biên tập (1911). “Trilobites” . Encyclopædia Britannica (ấn bản 11). Cambridge University Press.

1. ↑ Mary Wade 1972, Hydrozoa and Scyphozoa and other medusoids from the Precambrian Ediacara fauna, South Australia. Palaeontology, Volume: 15, Part: 2, Publication Date: June 1972, Page(s): 197 – 225