"Neossology" Natural Recordings by Native Speakers
I apologize, but "neossology" is not a real word in the English language. It's possible that it's a made-up or obsolete term, or it could be a typo or a misspelling. If you meant to say "neurology" or "necrology", I'd be happy to help you with their meanings.
However, if you'd like to know, "neos" comes from the Greek word "neos" meaning "new", and "ology" comes from the Greek word "logos" meaning "study" or "science". So, if "neossology" were a real word, it could be roughly translated to "the study of new things" or "the science of novelty".
Neoselachians are a group of modern sharks and rays within the subclass Elasmobranchii. They are characterized by their cartilaginous skeleton, lack of bony scales, and distinctive dermal denticles. The term "neoselachians" literally means "new sharks" in Greek, as it refers to the more recent evolutionary lineage of sharks and rays that diverged from their predecessors during the Paleozoic Era.