Baxoitrigonia Stiller & J.-H. Chen, 2019 † (original description)
Baxoitrigonia baxoiensis Stiller & J.-H. Chen, 2019 † (original description)
Buginella Barsbold, 1969 † accepted as Pseudohyria (Pseudohyria) MacNeil, 1936 † represented as Pseudohyria MacNeil, 1936 † (source of synonymy)
Cyotrigonioides F.-X. Guo, 1981 † (basis of record)
Diversitrigonioides Z.-W. Gu, 1976 † (basis of record)
Eonippononaia F.-X. Guo, 1981 † (basis of record)
Gobiella Martinson, 1975 † accepted as Pseudohyria (Pseudohyria) MacNeil, 1936 † represented as Pseudohyria MacNeil, 1936 † (source of synonymy)
Koreanaia S.-Y. Yang, 1976 † accepted as Trigonioides (Koreanaia) S.-Y. Yang, 1976 † represented as Trigonioides T. Kobayashi & K. Suzuki, 1936 † (status source)
Koreanaia (Eokoreanaia) J.-G. Sha & Fürsich, 1993 † accepted as Nippononaia (Arctonaia) X.-H. Yu, 1987 † represented as Nippononaia K. Suzuki, 1941 † (source of synonymy)
Linotrigonioides F.-X. Guo, 1987 † accepted as Peregrinoconcha J.-H. Chen & X. Lan, 1976 † (source of synonymy)
Martinsonella Hong, 1965 † accepted as Nippononaia (Martinsonella) Hong, 1965 † represented as Nippononaia K. Suzuki, 1941 † (status source)
Matsumotoina F.-X. Guo, 1982 † (basis of record)
Monginella Starobogatov, 1970 † (source of synonymy)
Nagdongia S.-Y. Yang, 1975 † accepted as Nakamuranaia (Nagdongia) S.-Y. Yang, 1975 † represented as Nakamuranaia K. Suzuki, 1943 † (status source)
Nakamuranaia K. Suzuki, 1943 † (basis of record)
Nakamuranaia (Enotrigonioides) F.-X. Guo, 1987 † represented as Nakamuranaia K. Suzuki, 1943 † (basis of record)
Nakamuranaia (Nagdongia) S.-Y. Yang, 1975 † represented as Nakamuranaia K. Suzuki, 1943 † (basis of record)
Nakamuranaia (Nakamuranaia) K. Suzuki, 1943 † represented as Nakamuranaia K. Suzuki, 1943 † (basis of record)
Nakamuranaia (Yunnanoconcha) Z.-W. Gu & Q.-H. Ma, 1976 † represented as Nakamuranaia K. Suzuki, 1943 † (basis of record)
Neotrigonioides Martinson, 1965 † accepted as Pseudohyria (Songhuanaia) Z.-W. Gu, 1976 † represented as Pseudohyria MacNeil, 1936 † (source of synonymy)
Nippononaia K. Suzuki, 1941 † (basis of record)
Nippononaia (Arctonaia) X.-H. Yu, 1987 † represented as Nippononaia K. Suzuki, 1941 † (basis of record)
Nippononaia (Eomartinsonella) X.-H. Yu, 1987 † accepted as Nippononaia (Nippononaia) K. Suzuki, 1941 † represented as Nippononaia K. Suzuki, 1941 † (source of synonymy)
Nippononaia (Martinsonella) Hong, 1965 † represented as Nippononaia K. Suzuki, 1941 † (basis of record)
Nippononaia (Mekongiconcha) T. Kobayashi, 1968 † accepted as Trigonioides (Mekongiconcha) T. Kobayashi, 1968 † represented as Trigonioides T. Kobayashi & K. Suzuki, 1936 † (status source)
Nippononaia (Nippononaia) K. Suzuki, 1941 † represented as Nippononaia K. Suzuki, 1941 † (basis of record)
Nippononaia (Paranippononaia) Delvene & Munt, 2011 † represented as Nippononaia K. Suzuki, 1941 † (basis of record)
Nippononaia (Subnippononaia) M. J. Barker, Munt & Radley, 1997 † accepted as Nippononaia (Arctonaia) X.-H. Yu, 1987 † represented as Nippononaia K. Suzuki, 1941 † (source of synonymy)
Nippononaia (Thainippononaia) Stiller & J.-H. Chen, 2016 † represented as Nippononaia K. Suzuki, 1941 † (basis of record)
Nippononaia (Thainippononaia) carinata T. Kobayashi, 1968 † represented as Nippononaia carinata T. Kobayashi, 1968 † (basis of record)
Nippononaia (Thainippononaia) hispaniensis Stiller & J.-H. Chen, 2016 † represented as Nippononaia hispaniensis Stiller & J.-H. Chen, 2016 † (original description)
Nippononaia carinata T. Kobayashi, 1968 † (additional source)
Peregrinoconcha J.-H. Chen & X. Lan, 1976 † (basis of record)
Plicatella Martinson, 1976 † accepted as Pseudohyria (Pseudohyria) MacNeil, 1936 † represented as Pseudohyria MacNeil, 1936 † (source of synonymy)
Plicatotrigonioides Martinson, 1965 † accepted as Pseudohyria (Pseudohyria) MacNeil, 1936 † represented as Pseudohyria MacNeil, 1936 † (source of synonymy)
Plicatounio T. Kobayashi & K. Suzuki, 1936 † (basis of record)
Plicatounio (Acclinoplicatounio) Q.-H. Ma & B.-Y. Huang, 1979 † represented as Plicatounio T. Kobayashi & K. Suzuki, 1936 † (basis of record)
Plicatounio (Enotrigonioides) F.-X. Guo, 1987 † accepted as Nakamuranaia (Enotrigonioides) F.-X. Guo, 1987 † represented as Nakamuranaia K. Suzuki, 1943 † (status source)
Plicatounio (Equiplicatounio) J.-H. Chen, 1987 † represented as Plicatounio T. Kobayashi & K. Suzuki, 1936 † (basis of record)
Plicatounio (Guangxiconcha) P.-Y. Yao & J.-S. Yu, 1986 † accepted as Plicatounio (Plicatounio) T. Kobayashi & K. Suzuki, 1936 † represented as Plicatounio T. Kobayashi & K. Suzuki, 1936 † (source of synonymy)
Plicatounio (Latiplicatounio) Sha & Fürsich, 1993 † accepted as Plicatounio (Equiplicatounio) J.-H. Chen, 1987 † represented as Plicatounio T. Kobayashi & K. Suzuki, 1936 † (source of synonymy)
Plicatounio (Plicatounio) T. Kobayashi & K. Suzuki, 1936 † represented as Plicatounio T. Kobayashi & K. Suzuki, 1936 † (basis of record)
Plicatounio (Rongxiania) X.-Z. Liu, 1984 † accepted as Plicatounio (Plicatounio) T. Kobayashi & K. Suzuki, 1936 † represented as Plicatounio T. Kobayashi & K. Suzuki, 1936 † (source of synonymy)
Plicatounio (Tamuraia) F.-X. Guo, 1987 † accepted as Plicatounio (Acclinoplicatounio) Q.-H. Ma & B.-Y. Huang, 1979 † represented as Plicatounio T. Kobayashi & K. Suzuki, 1936 † (source of synonymy)
Protounio Martinson, 1953 † accepted as Pseudohyria (Pseudohyria) MacNeil, 1936 † represented as Pseudohyria MacNeil, 1936 † (source of synonymy)
Pseudohyria MacNeil, 1936 † (basis of record)
Pseudohyria (Liotrigonioides) F.-X. Guo, 1986 † accepted as Pseudohyria (Pseudohyria) MacNeil, 1936 † represented as Pseudohyria MacNeil, 1936 † (source of synonymy)
Pseudohyria (Pseudohyria) MacNeil, 1936 † represented as Pseudohyria MacNeil, 1936 † (basis of record)
Pseudohyria (Songhuanaia) Z.-W. Gu, 1976 † represented as Pseudohyria MacNeil, 1936 † (basis of record)
Pseudohyrioides Q.-H. Ma, 1984 † (basis of record)
Sainschandia Martinson, 1961 † accepted as Pseudohyria (Pseudohyria) MacNeil, 1936 † represented as Pseudohyria MacNeil, 1936 † (source of synonymy)
Sainshandia [sic] † accepted as Pseudohyria (Pseudohyria) MacNeil, 1936 † represented as Pseudohyria MacNeil, 1936 † (source of synonymy)
Sinonaia F.-X. Guo, 1981 † (basis of record)
Songhuanaia Z.-W. Gu, 1976 † accepted as Pseudohyria (Songhuanaia) Z.-W. Gu, 1976 † represented as Pseudohyria MacNeil, 1936 † (status source)
Trigonioides T. Kobayashi & K. Suzuki, 1936 † (basis of record)
Trigonioides (Koreanaia) S.-Y. Yang, 1976 † represented as Trigonioides T. Kobayashi & K. Suzuki, 1936 † (basis of record)
Trigonioides (Kumamotoa) S.-Y. Yang, 1974 † represented as Trigonioides T. Kobayashi & K. Suzuki, 1936 † (basis of record)
Trigonioides (Mekongiconcha) T. Kobayashi, 1968 † represented as Trigonioides T. Kobayashi & K. Suzuki, 1936 † (basis of record)
Trigonioides (Trigonioides) T. Kobayashi & K. Suzuki, 1936 † represented as Trigonioides T. Kobayashi & K. Suzuki, 1936 † (basis of record)
Trigonioides (Wakinoa) Ota, 1963 † represented as Trigonioides T. Kobayashi & K. Suzuki, 1936 † (basis of record)
Wakinoa Ota, 1963 † accepted as Trigonioides (Wakinoa) Ota, 1963 † represented as Trigonioides T. Kobayashi & K. Suzuki, 1936 † (status source)
Weichangella J.-S. Yu & J.-X. Yao, 1980 † (basis of record)
Xizangotrigonioides F.-X. Guo, 1986 † (basis of record)
Yunnanoconcha Z.-W. Gu & Q.-H. Ma, 1976 † accepted as Nakamuranaia (Yunnanoconcha) Z.-W. Gu & Q.-H. Ma, 1976 † represented as Nakamuranaia K. Suzuki, 1943 † (status source)