Enigmatic Paleozoic Taxa

This page is dedicated to cataloging enigmatic, or Incertae sedis, fossil organisms from the Paleozoic era.

January–March 2012 in science

This article lists a number of significant events in science that have occurred in the first quarter of 2012.

Siphusauctum

Siphusauctum is an extinct genus of filter-feeding animals that lived during the Middle Cambrian about 510 million years ago.

Dinomischus

Dinomischus

Dinomischus is a rare fossil animal from the Cambrian period. It reached 20 mm in height, was attached to the sea floor by a stalk, and looked loosely like a flower.

2012 in paleontology

Note: In 2012 International Code of Zoological Nomenclature was amended, with new regulations allowing the publication of new names and nomenclatural acts in zoology…

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Siphusauctum

Siphusauctum

Siphusauctum

Siphusauctum gregarium is an extinct filter-feeding animal that lived during the Middle Cambrian about 510 million years ago.