swap_horiz Ptychoparia 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

Olenoides serratus

Olenoides serratus is an iconic trilobite species dating back to the Cambrian period. Found within the Burgess Shale of...

Iconic Cambrian Burgess Shale Corynexochida

9.0 Excellent

3

Naraoia

Soft-bodied Cambrian arthropod from the Burgess Shale of British Columbia, Canada, lacking a mineralized exoskeleton and...

Cambrian Burgess Shale Soft Bodied Bivalved

8.5 Great

4

Paradoxides davidis

A large Middle Cambrian trilobite from Wales, one of the earliest trilobite species formally described from the British...

Large British Cambrian Redlichiida

8.5 Great

5

Paradoxides

A large Middle Cambrian trilobite serving as a key global biostratigraphic index fossil, with specimens exceeding 50 cm...

Iconic Large Bohemian Cambrian

8.2 Great

6

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

7

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

8

Conocoryphe

Middle Cambrian trilobite notable for the complete absence of eyes, abundant in Bohemian and Iberian Cambrian deposits a...

Blind Bohemian Cambrian Ptychopariida

6.8 Fair

9

Ellipsocephalus

A Cambrian trilobite genus first described from Bohemia by Joachim Barrande; its type species Ellipsocephalus hoffi is a...

Smooth Bohemian Cambrian Ptychopariida

6.5 Fair

10

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

11

Hydrocephalus

A Cambrian trilobite described by Barrande in 1852, Hydrocephalus is notable for its inflated, bulbous glabella from the...

Bohemian Cambrian Redlichiida Paradoxididae

6.0 Fair

12

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

13

Judomia

Cambrian trilobite from Siberia used as an index fossil for the Botomian Stage, aiding global correlation of Lower Cambr...

Siberian Cambrian Ptychopariida Zone Fossil

5.8 Mediocre

14

Alokistocare

Middle Cambrian marjumiid trilobite from North America, common in carbonate platform deposits of the western interior Un...

North American Cambrian Ptychopariida Zone Fossil

5.8 Mediocre

15

Ehmaniella

Middle Cambrian marjumiid trilobite from North America whose fossils serve as index fauna for stratigraphic zones in the...

Small North American Cambrian Ptychopariida

5.8 Mediocre

16

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

17

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

18

Chancia

Upper Cambrian trilobite from North America known from Franconian Stage deposits, used in biostratigraphic correlation o...

Small North American Cambrian Ptychopariida

5.0 Mediocre

19

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

20

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