stages (Olenellus-zone), 522 to 510 million years ago, in what is currently North-America, part of the palaeocontinent Laurentia. Olenellus means small...

occurs in the middle Upper Olenellus-zone of Vermont (Parker Slate, Georgia). M. bonnensis has been found in the Olenellus-zone of Newfoundland, Canada...

been proposed to subdivide the Olenellus-zone. The following zones have been proposed to replace the Upper Olenellus-zone. Each lower boundary is defined...

(Lower Cambrian) Buenellus (Lower Cambrian) Judomia (Lower Cambrian) Olenellus (Lower Cambrian) Ellipsocephalus (Middle Cambrian) Elrathia (Middle Cambrian)...

Ben Peach described the species as Olenellus (Olenelloides) armatus, assigning it to a new subgenus of Olenellus. Other early scholars regarded Olenelloides...

lived during the late Lower Cambrian (Botomian/Toyonian) in the so-called Olenellus-zone in the former paleocontinent of Laurentia plus parts of what became...

the Holmiidae. M. occidens was collected in the Lower Cambrian (lower Olenellus-zone) of Alberta, Canada (Mural Formation, in the talus slope immediately...

fossils are from the Emigsville Member and include the trilobites Olenellus thompson, Olenellus roddyi, and Wanneria walcottana. The radiodont Lenisicaris pennsylvanica...

is informally defined as the first appearance of the trilobite genera Olenellus or Redlichia around 514 million years ago. The International Commission...

and of the Holmiidae. The generic name is a combination of the genus Olenellus, to which these species were originally assigned, and a reference to William...