swap_horiz Arctinurus Alternatives

1

Isotelus maximus

Known from Late Ordovician rocks in eastern North America, Isotelus maximus was a large asaphid trilobite. Its broad, fl...

Large Ohio Ordovician Asaphida

9.05 Excellent

2

Calymene blumenbachii

Calymene blumenbachii is a species of trilobite from Silurian rocks, particularly the Wenlock Limestone around Dudley in...

England Silurian Phacopida Species

8.86 Great

3

Terataspis grandis

Large but incomplete remains make Terataspis grandis an unusual case among Devonian trilobites. This lichid species come...

North America Giant Devonian Lichida

8.78 Great

4

Aulacopleura

Aulacopleura is a genus of small trilobites known especially from Silurian deposits in the Czech Republic. Large assembl...

Europe Common Silurian Ribbed

8.74 Great

5

Drotops

Drotops is a genus of phacopid trilobites from Devonian marine rocks of what is now Morocco. Specimens are recognized by...

Large Morocco Devonian Phacopida

8.70 Great

6

Terataspis

Terataspis is a genus of lichid trilobite known from Devonian rocks in North America, especially from incomplete exoskel...

Massive North America Giant Devonian

8.62 Great

7

Phacops rana

Phacops rana is an iconic Devonian trilobite found primarily in eastern North America. Its exceptionally large, compound...

Iconic North American Devonian Phacopida

8.56 Great

8

Uralichas

Uralichas is a genus of large lichid trilobites known from Ordovician rocks of the Iberian Peninsula and nearby regions....

Europe Rare Giant Lichida

8.50 Great

9

Comura

Comura is a Devonian-era trilobite discovered in Morocco. It’s notable for its exceptionally elongated spines extending...

Moroccan Devonian Spiny Lichida

8.28 Great

10

Kolihapeltis

Kolihapeltis represents a large trilobite species from the Devonian period discovered in Moroccan shale deposits. This f...

Large Moroccan Devonian Lichida

8.10 Great

11

Ceratarges

Ceratarges is an extinct genus of lichid trilobites that lived during the Devonian period, with fossils commonly found i...

Moroccan Devonian Spiny Lichida

7.54 Good

12

Dalmanites

Dalmanites is an extinct genus of phacopid trilobites that existed throughout the Silurian and Early Devonian periods. F...

North American Silurian Phacopida Tail Spine

7.36 Good

13

Radiaspis

Radiaspis is an extinct genus of lichid trilobites that lived during the Devonian period. Fossils of this marine arthrop...

Moroccan Devonian Lichida Lichidae

7.36 Good

14

Acanthopyge

Acanthopyge is an extinct genus of spiny lichid trilobite that lived primarily during the Devonian period. It is easily...

European Devonian Spiny Lichida

7.27 Good

15

Thysanopeltis

Thysanopeltis is an extinct genus of trilobite within the order Lichida that lived during the Middle Devonian period. It...

Moroccan Devonian Spiny Lichida

6.90 Fair

16

Dikelocephalus

Dikelocephalus is a large Late Cambrian trilobite genus known from Wisconsin, USA, including material from the St. Lawre...

Large North American Ptychopariida Late Cambrian

6.44 Fair

17

Lichas

Lichas is a trilobite genus ranging from the Ordovician to the Devonian and serves as the type genus of the order Lichid...

European Ordovician Tuberculate Lichida

6.44 Fair

18

Trimerus

Trimerus is an extinct genus of homalonotid trilobites that lived from the Silurian into the Devonian. It is recognized...

Smooth North American Silurian Phacopida

6.26 Fair

19

Dipleura

Dipleura is an extinct genus of phacopid trilobites known especially from the Middle Devonian Hamilton Group of New York...

Large North American Devonian Phacopida

6.26 Fair

20

Acernaspis

Silurian dalmanitid trilobite distributed across North America and Europe, recognized by schizochroal eyes and a spinose...

Small North American Silurian Phacopida

4.88 Poor