A new Silurian Astylospongid sponge from Baillie-Hamilton Island, Canadian Arctic Archipelago

• Published in: Canadian Journal of Earth Sciences
• Main Authors: Rigby, J. Keith, Lenz, Alfred C.
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 1978
• Subjects: General Earth and Planetary Sciences; Arctic; Canadian Arctic Archipelago; Canada; Fanning; Baillie; Cape Phillips; Baillie-Hamilton Island; Arctic Archipelago
• Online Access: http://dx.doi.org/10.1139/e78-013; http://www.nrcresearchpress.com/doi/pdf/10.1139/e78-013

The new sponge, Astylospongiella megale, is described from rocks of the Ludlovian Neodiversograptus nilssoni Zone of the Cape Phillips Formation from southern Baillie-Hamilton Island, Arctic Canada. The genus is included in Astylospongiidae because its skeletal net is composed of sphaeroclones, whic...