The species Rosagammarus minichiellus from the considerably older Late TriassicLuning Formation of Nevada was originally described as an amphipod, but subsequently reinterpreted as the right half of a decapod tail (Starr, Hegna & McMenamin 2015, The Geological Society of America North-Central Section 49th Annual Meeting[1])
Barnard, J. Laurens; Ingram, Camilla L. (1986). "The supergiant amphipod Alicella gigantea Chevreux from the North Pacific Gyre". Journal of Crustacean Biology. 6 (4): 825–839. JSTOR1548395.
Minor, M. A.; Robertson, A. W. (March 5, 2010). "Amphipoda". Guide to New Zealand Soil Invertebrates. Massey University. Archived from the original on 10 May 2010. Retrieved April 7, 2010.
Minor, M. A.; Robertson, A. W. (March 5, 2010). "Amphipoda". Guide to New Zealand Soil Invertebrates. Massey University. Archived from the original on 10 May 2010. Retrieved April 7, 2010.