Aquilolamna
Aquilolamna: Research Database Lamniformes (Chondrichthyes) · Early Cretaceous (~100 MYA) · North America — Mexico (Coahuila, Valles limestone) Research Note: Aquilolamna was an unusual lamniform shark from the Early Cretaceous of Mexico, nicknamed the "winged shark" for its exceptionally long, fin-like pectoral fins that gave it a wingspan-like appearance. As an evolutionary experiment in … Read more