Hypopomus Gill, 1864
Parupygus Hoedeman, 1962; (synonym)
Brachyrhamphichthys Gìnther, 1870; (synonym)
Hypopomus artedi Kaup, 1856
Rhamphichthys artedi Kaup, 1856; (valid as)
Brachyrhamphichthys artedi Gìnther, 1870; (valid as)
Brachyrhamphichthys artedi Eigenmann & Ward, 1905; (valid as)
Parupygus litaniensis Hoedeman, 1962; (synonym)
Hypopomus artedi Hopkins, 1981
Hypopomus artedi Hopkins, 1991
Hypopomus muelleri Ortega & Vari, 1986
Rhamphichthys mulleri Kaup, 1856; (valid as)
Hypopomus mulleri Gill, 1864; (synonym)
Hypopomus mulleri Gill, 1864
Parupygus savannensis Hoedeman, 1962; (synonym)
Rhamphichthys muelleri Ortega & Vari, 1986; (misspelling)
24.4.2004 (2)
Additional information sources:
The taxonomic information and the basic database has been provided by; e-mail: Igor Sheremetyev ; This is a conversion from a database dump, and there are probably many odd things as result of automatic conversion.