Phenotypic evolution in a fossil gastropod species lineage: evidence for adap...

Detecting speciation in the fossil record is a particularly challenging matter. Palaeontologists are usually confronted with poor preservation and limited knowledge on the...在化石记录中识别物种形成事件是一项极具挑战性的工作。古生物学家通常会面临化石保存状况不佳、相关认知有限等局限……