Gracilopterygion Fricke [R.] 1994:363 Neut. Tripterygion bapturum Jordan & Snyder 1902. Type by original designation. Fricke 1997:519 [ref. 23339] dates Springerichthys to 31 July 1994 and Gracilopterygion to 5 Sept. 1994. •Synonym of Springerichthys Shen 1994 -- (Fricke 1997:519, 585 [ref. 23339]). Current status: Synonym of Springerichthys Shen 1994. Tripterygiidae: Tripterygiinae.