original_query: What types of invertebrates are preserved in the Kristianstad Basin?
query: What types of invertebrates are preserved in the Kristianstad Basin?
answer: The Kristianstad Basin preserves a rich invertebrate fauna including cephalopods, bivalves, gastropods, brachiopods, echinoderms, corals, crustaceans, bryozoans and polychaetes. Bivalves are the most species-rich group.