The Judomioidea are a superfamily of trilobites , a group of extinct marine arthropods . Its species lived during the Lower Cambrian (Atdabanian ).[ 3]
^ a b c d e f Lieberman, B.S. (2001). "Phylogenetic analysis of the Olenellina Walcott, 1890 (Trilobite, Cambrian)" . Journal of Paleontology . 75 (1): 96–115. doi :10.1666/0022-3360(2001)075<0096:paotow>2.0.co;2 . S2CID 85656419 . ^ a b Palmer, A.R.; Repina, L.N. (1993), "Through a Glass Darkly: Taxonomy, Phylogeny and Biostratigraphy of the Olenellina" , The University of Kansas Paleontological Contributions , 3 : 1–35 ^ Whittington, H. B. et al. Part O, Treatise on Invertebrate Paleontology. Revised, Volume 1 – Trilobita – Introduction, Order Agnostida, Order Redlichiida. 1997