ADRAIN, J. M.; MCADAMS, N. E. B. The Lower Ordovician (upper Floian) bathyurid trilobite Aponileus Hu, with species from Utah, Texas, and Greenland. Zootaxa, Auckland, New Zealand, v. 3293, n. 1, p. 1–67, 2012. DOI: 10.11646/zootaxa.3293.1.1. Disponível em: https://mapress.com/zt/article/view/zootaxa.3293.1.1. Acesso em: 4 apr. 2025.