ottonis, Apionichthys Steindachner [F.] 1868:120 [Anzeiger der Kaiserlichen Akademie der Wissenschaften, Wien, Mathematisch-Naturwissenschaftliche Classe v. 5 (no. 14) (for 22 May 1867); ref. 20463] Sicily, Mediterranean Sea [in error]. Syntypes: (several) NMW 14122-23 (2). Species later described in more detail in 1868:41 [ref. 14081], and in English in Steindachner 1868:80 [ref. 21726]. •Synonym of Apionichthys dumerili Kaup 1858 -- (Ramos 2003:116 [ref. 26762], Ramos in Reis et al. 2003:667 [ref. 27061]). Current status: Synonym of Apionichthys dumerili Kaup 1858. Achiridae. Habitat: freshwater, brackish.