Genus Lashanichthys♂ XU, MA, WU & REN 2019 ラサニクティス属 (絶滅)
◆ラサニクティス・スイ (絶滅) Lashanichthys sui (López-Arbarello, Sun, Sferco, Tintori, Xu, Sun, Wu & Jiang 2011)
syn.Sangiorgioichthys sui López-Arbarello, Sun, Sferco, Tintori, Xu, Sun, Wu & Jiang 2011 *2011『New Species of Sangiorgioichthys Tintori and Lombardo 2007 [Neopterygii,
Semionotiformes] from the Anisian of Luoping, Yunnan Province, South China:Adriana López-Arbarello, Zuo-Yu Sun, Emilia Sferco, Andrea Tintori, Guang-Hui Xu, Yuan-Lin Sun, Fei-Xiang Wu & Da-Yong Jiang』。 *2019『雲南中三畳世拱魚目一新属種及早期ホホ歯魚類系統発育関係再評価:徐光輝/馬マ瑩/呉飛翔/任藝』。
◆ラサニクティス・ヤングユアネンシス (絶滅) Lashanichthys yangjuanensis (Chen, Sun, Tintori & Jiang 2014)
syn.Sangiorgioichthys yangjuanensis Chen, Sun, Tintori & Jiang 2014 *2014『A New Species of Sangiorgioichthys Tintori & Lombardo 2007 [Actinopterygii, Semionotiformes] from the Pelsonian, Anisian, Middle Triassic of Guizhou Province, South China:Wen-Qi Chen, Zuo-Yu Sun, Andrea Tintori & Da-Yong Jiang』。
Genus Sangiorgioichthys♂ TINTORI & LOMBARDO 2007 サンギオルギオイクティス属 (絶滅)
徐らの文献では本属は本科に属さない。
◆サンギオルギオイクティス・アルダエ (絶滅) Sangiorgioichthys aldae Tintori & Rombardo 2007 *2007『A New Early Semionotidae [Semionotiformes, Actinopterygii] from the Upper Ladinian of Monte San Giorgio Area, Southern Switzerland and Northern Italy:Andrea Tintori & Cristina Rombardo』。
◆サンギオルギオイクティス・ウァルマレンシス (絶滅) Sangiorgioichthys valmarensis Lombardo, Tintori & Tona 2012 *2012『A New Species of Sangiorgioichthys [Actinopterygii, Semionotiformes] from the Kalkschieferzone of Monte San Giorgio, Middle Triassic, Meride, Canton Ticino, Switzerland:Cristina Lombardo, Andrea Tintori & Daniele Tona』。
Genus Yudaiichthys XU, MA, WU & REN 2019 ユダイイクティス属 (絶滅)