Hyolithid-like hyoliths without helens from the early Cambrian of South China, and their implications for the evolution of hyoliths
A small hyolith, with a triangular operculum and a conical-pyramidal conch with a sharp apex, originally documented as Ambrolinevitus ventricosus, is revised based on new material from the Chengjiang biota. The o...
Source: BMC Evolutionary Biology - Category: Molecular Biology Authors: Fan Liu, Christian B. Skovsted, Timothy P. Topper and Zhifei Zhang Tags: Research Source Type: research