Louisella
Encyclopedia
Louisella is a genus of priapulid worm known from the Middle Cambrian
Burgess Shale
. It was originally described by Charles Walcott in 1911 as a holothurian enchinoderm.polychaete, and according to one website has also been interpreted as a polychaete.
Cambrian
The Cambrian is the first geological period of the Paleozoic Era, lasting from Mya ; it is succeeded by the Ordovician. Its subdivisions, and indeed its base, are somewhat in flux. The period was established by Adam Sedgwick, who named it after Cambria, the Latin name for Wales, where Britain's...
Burgess Shale
Burgess Shale
The Burgess Shale Formation, located in the Canadian Rockies of British Columbia, is one of the world's most celebrated fossil fields, and the best of its kind. It is famous for the exceptional preservation of the soft parts of its fossils...
. It was originally described by Charles Walcott in 1911 as a holothurian enchinoderm.polychaete, and according to one website has also been interpreted as a polychaete.