Himeno H, Masaki H, Kawai T, Ohta T, Kumagai I, Miura K, Watanabe K.

Gene. 1987;56(2-3):219-30 doi:10.1016/0378-1119(87)90139-9

Unusual genetic codes and a novel gene structure for tRNA(AGYSer) in starfish mitochondrial DNA.

AGA and AGG code for serine as in the main invertebrate mitochondrial code, but AUA codes for isoleucine and AAA for asparagine.