swap_horiz Chancia Alternatives

1

Elrathia kingi

Elrathia kingi is a common trilobite fossil discovered primarily in the Middle Cambrian Wheeler Shale of Utah. It repres...

Utah Cambrian Abundant Ptychopariida

9.2 Excellent

2

Elrathia

A Middle Cambrian trilobite from the Wheeler Shale of Utah, USA, so abundantly preserved that it is among the most comme...

Utah North American Cambrian Abundant

7.5 Good

3

Zacanthoides

A Middle Cambrian trilobite from the Burgess Shale and related North American deposits, notable for prominent spination...

North American Spiny Cambrian Corynexochida

7.5 Good

4

Trilobites walcotti

A trilobite species named in honor of Charles Doolittle Walcott (1850–1927), the American paleontologist renowned for di...

Iconic Historical Cambrian Ptychopariida

7.5 Good

5

Dikelocephalus

Dikelocephalus is a large Late Cambrian trilobite genus from Wisconsin, USA, notable for its size and abundance in the S...

Large North American Ptychopariida Late Cambrian

7.0 Good

6

Crepicephalus

Crepicephalus is a Late Cambrian trilobite genus from North America that serves as the namesake of the Crepicephalus Bio...

North American Ptychopariida Late Cambrian Zone Fossil

6.2 Fair

7

Elvinia

Elvinia is a Late Cambrian trilobite genus from North America used as an index fossil for the Elvinia Biozone in the upp...

North American Ptychopariida Late Cambrian Zone Fossil

6.0 Fair

8

Saukia

Saukia is a Late Cambrian trilobite genus belonging to family Saukiidae, found in North America and Asia, and associated...

North American Ptychopariida Late Cambrian Zone Fossil

6.0 Fair

9

Irvingella

Irvingella is a Late Cambrian trilobite genus valued for intercontinental biostratigraphic correlation, with occurrences...

North American Ptychopariida Late Cambrian Zone Fossil

5.8 Mediocre

10

Bonnia

A Middle Cambrian trilobite from North America, known from Cambrian strata of the western United States and used in regi...

Small North American Cambrian Ptychopariida

5.8 Mediocre

11

Sao

Cambrian trilobite from Bohemia described by Joachim Barrande in his landmark 19th-century monograph on Silurian fauna,...

Small Bohemian Cambrian Ptychopariida

5.8 Mediocre

12

Agraulos

A Cambrian ptychopariid trilobite described by Barrande in 1846, Agraulos is known primarily from Middle Cambrian deposi...

Small Bohemian Cambrian Ptychopariida

5.5 Mediocre

13

Dunderbergia

Dunderbergia is a Late Cambrian trilobite from the Great Basin of Nevada, USA, named after Dunderberg Peak in the Eureka...

Small North American Ptychopariida Late Cambrian

5.2 Mediocre

14

Atops

A Late Cambrian trilobite genus from North America, classified within the order Ptychopariida and known from Upper Cambr...

Small North American Ptychopariida Late Cambrian

5.2 Mediocre

15

Eurekia

Cambrian trilobite known from deposits in Nevada and other western North American localities, contributing to reconstruc...

Small North American Ptychopariida Late Cambrian

5.0 Mediocre

16

Bailiella

A Middle Cambrian trilobite genus of the family Solenopleuridae, known from deposits in Europe and Asia and used as a bi...

Small Asian Cambrian Ptychopariida

5.0 Mediocre

17

Fieldaspis

Cambrian trilobite genus known from Gondwanan terranes, contributing to understanding of early Cambrian biogeographic di...

Small North American Cambrian Corynexochida

4.8 Poor

18

Microparia

Small Cambrian trilobite belonging to family Micropariidae, known from North American and European deposits within order...

Small Cambrian Ptychopariida Zone Fossil

4.8 Poor

19

Maryvillia

Maryvillia is a Cambrian trilobite from eastern North America, named after Maryville, Tennessee, where early specimens w...

Small North American Ptychopariida Late Cambrian

4.8 Poor

20

Loganopeltoides

A Cambrian trilobite genus morphologically similar to Loganopeltis, known from Lower to Middle Cambrian deposits in Asia...

North American Cambrian Corynexochida Zone Fossil

4.8 Poor