Tivela byronensis has a cordate trigonal, ventricose shell. It is white with interrupted brown rays and zig-zag brown lines on the slope. Its lunule is white and the interior of the shell is white with purple umbones.[5]
^Bieler R, Bouchet P, Gofas S, Marshall B, Rosenberg G, La Perna R, Neubauer TA, Sartori AF, Schneider S, Vos C, ter Poorten JJ, Taylor J, Dijkstra H, Finn J, Bank R, Neubert E, Moretzsohn F, Faber M, Houart R, Picton B, Garcia-Alvarez O (eds.). "Tivela byronensis (Gray, 1838)". MolluscaBase. World Register of Marine Species. Retrieved 2024-07-06.