Sidneyia is an extinct arthropod known from fossils found from the Early to the Mid Cambrian of China and the Mid Cambrian Burgess Shale of British Columbia...

Triarthrus eatoni Fossils of Naraoia compacta (Nektaspida) Life restoration of Sidneyia (Vicissicaudata) Diagram of Sinoburius (Xandarellida) Life restoration...

and instead identified it as feeding appendage or tail of the coexisted Sidneyia. In the same publication in which he named Peytoia, Walcott named Laggania...

artiopodan Sidneyia inexpectans is published by Bicknell et al. (2018). A study on the mechanical performance of the feeding appendages of Sidneyia inexpectans...

also appears to have scavenged on dead organisms such as the arthropod Sidneyia. The spines on the proboscis of Ottoia have been interpreted as teeth used...

  †Emeraldella †Trilobitomorpha †Sidneyia...

Limulavida Sidneyia...

suited to preserving fairly soft tissues. The Burgess shale animals like Sidneyia from about 505 million years ago have been classified as chelicerates,...

known as "Appendage F" in Briggs 1979, were all identified as those of Sidneyia at that time. A Hurdia P-element was named Proboscicaris in 1962, and interpreted...

Association of Counties. Retrieved June 7, 2011. 45365 at IMDb Sidney History - sidneyia.net Buckeye Valley History Archived 2006-09-23 at the Wayback Machine....