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Acmarhachis is a
genus of
trilobite in the
order Agnostida,
which lived in what are now
Australia (Queensland, Tasmania),
Canada (British Columbia, Newfoundland...
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Biota Linyi Lagerstätte
Orsten Fauna Itagnostus 1979
Peronopsis 1847
Acmarhachis 1938
Acadagnostus 1939
Agnostotes 1963
Lejopyge 1828
Glyptagnostus 1936...
- 461
million years ago,
containing the
following genera,
among others:
Acmarhachis Agnostus Aistagnostus Anglagnostus Biciragnostus Connagnostus Distagnostus...
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Agnostoid genera,
including Glyptagnostus, Homagnostus,
Pseudagnostus and
Acmarhachis, are
known from the
Paibian deposits. "Chart/Time Scale". stratigraphy...
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whittingtoni Brett & Westrop, 1996;
Pamdelurion whittingtoni Budd, 1997;
Acmarhachis whittingtoni Westrop & Eoff, 2012;
Mirrabooka harryi Holloway & Lane...
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Precambrian fossils in Alaska. †Abade****a †Acanthophyllum †Acanthopyge †
Acmarhachis †Agoniatites –
tentative report †Amplexus †Ancyrognathus †Anomphalus...
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Acidiphorus (=Goniotelina; =Goniotelus; =Goniurus)
Acidiscus Acimetopus Acmarhachis (=Cyclagnostus; =Oxyagnostus; =Wanagnostus)
Acontheus (=Aneucanthus;...
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Database records no
known occurrences of
Precambrian fossils in Virginia. †
Acmarhachis †Amplexopora †Ampyx †Archimedes †Arthrorhachis †Athyris †Athyris lamellosa...
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species †Acanthoparypha
perforata – type
locality for
species †
Acmarhachis †
Acmarhachis acuta †Adiantities †Adiantities
spectabilis †Aechimina †Ag****izocrinus...
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lineotuberculatus †Acidiphorus
pseudobathurus †Aclisina †
Acmarhachis †
Acmarhachis acuta †
Acmarhachis acutus †
Acmarhachis typicalis †Acodus †Acodus
auritus – or unidentified...
