Go large or go conical: allometric trajectory of an early Cambrian acrotretide brachiopod. - Zhang, Zhiliang; Topper, Timothy P.; Chen, Yanlong; Strotz, Luke C.; Chen, Feiyang; Holmer, Lars E.; Brock, Glenn A.; Zhang, Zhifei; Álvaro, Javier (Palaeontology, 2021)