swap_horiz Mucronaspis Alternatives

1

Neoasaphus

Neoasaphus is a type of trilobite fossil belonging to the Asaphida order and Asaphidae family. Primarily found in Ordovi...

Russian Ordovician Asaphida Asaphidae

9.2 Excellent

2

Isotelus rex

Isotelus rex is a remarkably large species of trilobite belonging to the Asaphida order. Recovered from Ordovician-age r...

Canadian Ordovician Asaphida Asaphidae

9.1 Excellent

3

Neoasaphus kowalewskii

Neoasaphus kowalewskii is a fossil trilobite discovered in Russia’s Ordovician deposits. This species is notable for its...

Russian Iconic Ordovician Asaphida

9.0 Excellent

4

Asaphus

An Ordovician trilobite from the Baltic region, with species such as A. kowalewskii bearing stalked eyes up to 6 cm tall...

Russian Smooth Ordovician Asaphida

8.6 Great

5

Isotelus

A large Ordovician trilobite from North America; Isotelus rex from Manitoba, Canada, ranks among the largest trilobites...

Smooth North American Ordovician Asaphida

8.3 Great

6

Pseudoasaphus

An Ordovician asaphid trilobite from Baltic Russia, closely related to Neoasaphus and also known for three-dimensionally...

Russian Ordovician Asaphida Asaphidae

7.5 Good

7

Ogygiocaris

Ogygiocaris is a large Ordovician asaphid trilobite genus found in Wales and Scandinavia, with a broad, flat body suited...

Large Scandinavian Ordovician Asaphida

7.2 Good

8

Ogygiocarella

Ogygiocarella is an Ordovician trilobite genus from Wales, historically significant as one of the earliest trilobites il...

Large British Ordovician Asaphida

7.0 Good

9

Ogygites

An Ordovician trilobite of the family Ogygitidae, known from Europe and found in Llanvirn to Caradoc-age rocks across Go...

European Smooth Ordovician Asaphida

6.8 Fair

10

Diacalymene

An Ordovician-Silurian calymenid trilobite abundant in South America and North Africa, commonly found in the enrolled po...

North African Ordovician Phacopida Enrolled

6.7 Fair

11

Dalmanitina

Ordovician trilobite closely related to Dalmanites, known from Europe and North Africa and characterized by schizochroal...

European Ordovician Phacopida Tail Spine

6.5 Fair

12

Symphysurus

Symphysurus is an Ordovician trilobite genus found in Scandinavia and China, notable as a member of the family Symphysur...

European Smooth Ordovician Asaphida

6.2 Fair

13

Illaenus

Illaenus is an Ordovician-Silurian trilobite genus with a broad smooth cephalon and large eyes, well represented in the...

European Ordovician Asaphida Illaenidae

6.2 Fair

14

Nileus

Nileus is an Ordovician trilobite genus with a smooth, inflated cephalon and large eyes, common in the Ordovician limest...

Smooth Scandinavian Ordovician Asaphida

6.0 Fair

15

Ectillaenus

A Silurian illaenid trilobite from Europe, Ectillaenus was described by Salter in 1866 and is recognized by its broad ce...

European Smooth Ordovician Asaphida

6.0 Fair

16

Asaphellus

Ordovician asaphid trilobite widely distributed across Gondwana and peri-Gondwanan terranes, serving as an important too...

North African Smooth Ordovician Asaphida

5.8 Mediocre

17

Nobiliasaphus

An Ordovician trilobite from the Baltic region and South America, Nobiliasaphus is notable for its large, prominent comp...

Russian Ordovician Asaphida Asaphidae

5.5 Mediocre

18

Ormathops

Ordovician trilobite from the Anglo-Welsh basin used as a biostratigraphic index fossil for correlating Lower Ordovician...

North African Smooth Ordovician Asaphida

5.2 Mediocre

19

Kainella

Early Ordovician trilobite used as a key index fossil for basal Ordovician strata, known from North America and other pa...

South American Primitive Ordovician Asaphida

5.0 Mediocre

20

Acrocephalaspis

A Cambrian trilobite genus distinguished by an elongated, pointed glabella, known from Middle Cambrian deposits and clas...

North African Smooth Ordovician Asaphida

4.8 Poor