THE NAUTILUS 131(2):150, 2017 Page 150 Erratum The recent article by Miyajima et al. (2017) was published with an earlier, incorrect version of Figure 55. The correct version of that illustration is included here. The new version includes the corrected species name Adulomya sp. 1 in the figure legend, replacing the originally submitted name Adulomya sp. A. Figure 55. Relationships between shell length and height with growth of Adulomya sp. 1 from Loc. 2, A. uchimuraensis Kuroda, and A. chitanii Kanehara. Measurements of A. uchimuraensis and A. chitanii are from Kanno et al. (1998) and Amano and Kiel (2011), respectively. LITERATURE CITED Miyajima, Y., T. Nobuhara, and 11. Koike. 2017. Taxonomic reexamination of three vesicomyid species (Bivalvia) from the middle Miocene Bessho Formation in Nagano Prefecture, Central Japan, with notes on vesicomyid diversity. The Nautilus 131: 51-66.