Hypostomus interruptus
Hypostomus interruptus is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the Ribeira de Iguape River basin in Brazil, with the type locality reportedly being the Juquiá River. The species reaches 12 cm (4.7 inches) in standard length and is believed to be a facultative air-breather. References 

interruptus
Fish described in 1918
Catfish of South America
Fish of Brazil