Imparfinis Arceae Silva，Sabaj，Carvalho＆Oliveira，2025 doi：doi.org/10.1643/i2023097摘要imparfinis摘要是一个小cat鱼，是一个有21种有效物种的小cat鱼，广泛分布在整个主要河流河流群中。在这里，从里约热内卢的源头描述了一种新的脆性物种。 The new species is distinguished from its congeners by the presence of a wide dark stripe from snout tip to caudal peduncle sharply cont
