Trilobita
Species

Illaenus atavus Eichwald, 1858

https://files.geocollections.info/large/d0/69/d069e7c3-13bc-4a36-a4a7-6861286e0edb.jpghttps://files.geocollections.info/large/d7/7d/d77db50c-3fd6-4439-8c41-31cbb00f941f.jpghttps://files.geocollections.info/large/f5/ec/f5ec9450-dc21-4ebd-83da-1bea7cc10205.jpghttps://files.geocollections.info/large/69/99/6999b9c6-b8ef-4ef8-bd4c-40650f876f3f.jpghttps://files.geocollections.info/large/ab/59/ab5902b9-dafa-42f0-baf9-65293712f6c3.jpg
Synonymy list
1858     Ill. atavus — Eichwald , pp. 334
1860     Actinolobus atavus Eichwald — Eichwald
1886     Illaenus atavus Eichwald — Holm , pp. 135-139 , fig. 7: 4-11
Selection of related publications
Holm, G. 1886. Die ostbaltischen Illaeniden.Revision der ostbaltischen Trilobiten. Abt. III. Illaeniden , pp. 1–173.
Eichwald, E. 1858. Beitrag zur geographischen Verbreitung der fossilen Thiere Russlands. Alte Periode (Fortsetzung. S. Bulletin 1851. N 1. pag. 192). Klasse der Krustazeen. Klasse der Fische. Klasse der Reptilen. Bulletin of the Moscow Society of Naturalists. Geological series 30, IV, 305-354.
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Classification
Organism groupBiota
KingdomAnimalia
PhylumArthropoda
SubphylumTrilobita
OrderCorynexochida
SuborderIllaenina
FamilyIllaenidae
GenusIllaenus
Speciesaduncus
ariensis
atavus
brevispina
chiron
chudleighensis
crassicauda
dalmani
excellens
fornicatus
gigas
glabriusculus
incisus
intermedius
jevensis
kuckersianus
laticlavius
oblongatus
oculosus
planifrons
plautini
praecurrens
sarsi
schmidti
schroeteri
schuberti
scorbiculatus
sinuatus
sphaericus
stacyi
sulcifrons
tauricornis
wahlenbergi
warburgae
wimani
References based on distribution