Puneet Varma (Editor)

Illaenus

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Kingdom
  
Animalia

Family
  
Illaenidae

Rank
  
Genus

Class
  
Trilobita

Phylum
  
Arthropoda

Order
  
Corynexochida

Illaenus wwwfossilmuseumnetFossilGalleriesRussianTril

Similar
  
Illaenus tauricornis, Asaphus, Asaphus kowalewskii, Pliomera, Illaenidae

Illaenus is a genus of trilobites from Russia and Morocco, from the middle Ordovician.

Species included in this genus can reach a length of about 57 millimetres (2.2 in). They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge.

Illaenus Illaenus schmidti Division of Paleontology

Selected species

This genus includes about 50 species:

Illaenus Illaenus sarsi1jpg 570570 Trilobites i i1 Pinterest

  • Illaenus alveatus Raymond 1925
  • Illaenus auriculatus Ross, Jr. and Barnes 1967
  • Illaenus bayfieldi Billings 1859
  • Illaenus bucculentus Whittington 1963
  • Illaenus consimilis Billings 1865
  • Illaenus consobrinus Billings 1865
  • Illaenus crassicauda Wahlenberg 1826
  • Illaenus fraternus Billings 1865
  • Illaenus gelasinus Whittington 1965
  • Illaenus lacertus Whittington 1954
  • Illaenus marginalis Raymond 1925
  • Illaenus oscitatus Fortey 1980
  • Illaenus spiculatus Whittington 1963
  • Illaenus tauricornis (Kutorga 1848)
  • Illaenus tumidifrons Billings 1865
  • Illaenus utahensis Hintze 1952

    • Illaenus FileIllaenus sp1 OrdovicicoJPG Wikimedia Commons

    Illaenus Illaenus trilobyte Trilobites i i1 Pinterest Math Science

    Illaenus FileIllaenus sp3 OrdovicicoJPG Wikimedia Commons

    References

    Illaenus Wikipedia
    (Text) CC BY-SA


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