Dikelocephalidae is a

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

trilobite Trilobites (; meaning "three lobes") are extinct marine arthropods that form the class Trilobita. Trilobites form one of the earliest-known groups of arthropods. The first appearance of trilobites in the fossil record defines the base of the At ...

s, that lived during the

Upper Cambrian The Furongian is the fourth and final epoch and series of the Cambrian. It lasted from to million years ago. It succeeds the Miaolingian series of the Cambrian and precedes the Lower Ordovician Tremadocian Stage. It is subdivided into three ...

. Relatively large eyes close to the

glabella The glabella, in humans, is the area of skin between the eyebrows and above the nose. The term also refers to the underlying bone that is slightly depressed, and joins the two brow ridges. It is a cephalometric landmark that is just superior to ...

, is a shared characteristic. The following genera have been assigned to this family: *'' Berkeia'' *'' Blandicephalus'' *'' Briscoia'' *'' Camaraspoides'' *'' Dikelocephalus'' *'' Elkia'' *'' Goumenzia'' *'' Hoytaspis'' *'' Iranella'' *'' Kasachstanaspis'' *'' Monocheilus'' *'' Olimus'' *'' Osceolia'' *'' Parabriscoia'' *'' Patalolaspis'' *'' Princetonella'' *'' Pterocephalops'' *'' Randicephalus'' *'' Stigmacephalus'' *'' Taebaeksaukia'' *'' Walcottaspis''

References

Dikelokephaloidea Trilobite families Cambrian first appearances Cambrian extinctions {{asaphida-stub