Micrometrus Gibbons [W. P.] 1854:1, col. 1 Masc. Cymatogaster minimus Gibbons 1854. Type by subsequent designation. Type designated by Agassiz 1861:129 [ref. 11]. Also in Gibbons 1854:125 [Oct., ref. 1610]. Same two species included in this genus also put in Cymatogaster Gibbons of 18 May 1854, although he apparently originally intended Cymatogaster for a different species. •Valid as Micrometrus Gibbons 1854 -- (Tarp 1952:81 [ref. 12250], Bernardi & Bucciarelli 1999:79 [ref. 26598]). Current status: Valid as Micrometrus Gibbons 1854. Embiotocidae.