tag:blogger.com,1999:blog-3927143376177050152.post7372383108426127964..comments2024-03-17T15:39:40.524-04:00Comments on Louisville Fossils and Beyond: Waldron Shale FossilsMichael Popphttp://www.blogger.com/profile/16741723962997816729noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-3927143376177050152.post-14172422401742180552011-09-03T16:15:30.627-04:002011-09-03T16:15:30.627-04:00Dawsonoceras sp. is actually of Ludlowian Age to b...Dawsonoceras sp. is actually of Ludlowian Age to be more precise.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-3927143376177050152.post-38041337478514450462010-05-15T08:39:25.854-04:002010-05-15T08:39:25.854-04:00It's interesting how similar Dawsonoceras and ...It's interesting how similar Dawsonoceras and Spyroceras look but they are in different Classes. Dawsonoceras is in Orthocerida while Spyroceras is in Pseudorthocerida. According to Paleodb.org, both Genus' (genii?) have examples from the Ordovician to the Devonian.Shamalamanoreply@blogger.com