This site shows an 'order of battle' page. As models it displays either the ship/vehicle or one of the same class. If I have a model, this is shown. Otherwise candidates in the market may be referenced.
Triple Alliance War / Paraguay War 1864-1870
Battle on the Riachuelo 11.6.1865
Paraguay
Paraguarí und Taquarí Corvettes
Ygureí, Marqués de Olinda, Salto Guairá, Rio Apa, Yporá, Pirabebé und Yberá Armed Steamers
7 Gun-Barges
Brasilien
Amazonas Radfregatte
Beberibe, Belmonte, Jequitinhonha und Parnaíba Korvetten
Araguary, Mearim, Ipiranga und Iguatemy Kanonenboote
by mines 
