31Fossil sites
Tomahawk Formation
Tomahawk Formation in Australia: 31 fossil sites. Typical age: 491–488 million years (Cambrian, Ordovician).
31Fossil sites
19Finds
491–488 million yearsTypical age
CambrianMain period
Where its fossils were found
OrdovicianCambrian
By geological period
Ordovician1
Cambrian30
What was found
Trilobites · 19Changia, Mictosaukia, Lophosaukia, Tsinania, Saukia, Prosaukia, Koldinioidia, Tellerina, Anderssonella, Mansuyia, Asaphellus, Erixanium, Haniwa
Towns with the most fossil sites nearby
Other formations of the same period
Cambrian
Ajax Limestone 106Wilkawillina Limestone 70Mernmerna Formation 70Wirrapowie Limestone 67Chatsworth Formation 55Tindall Limestone 51Parara Formation 46Mernmerna Formation 45Gowers Formation 33Ninmaroo Formation 30Beetle Creek Formation 29Pacoota Formation 28Andamooka Limestone 26Wirrealpa Limestone 18Parara Limestone 16Chatsworth Limestone 12Arthur Creek Formation 11V-Creek Limestone 10"Dolodrook River Limestone" 9Inca Formation 9Currant Bush Formation 8Ramsay Formation 8Gola Beds 8Heatherdale Shale 7