Complex sentence: Trichomycteridae is a family of catfishes (order Siluriformes) commonly known as the pencil or parasitic catfishes, comprising about 41 genera and 207 species.
Split into simpler sentences: Trichomycteridae is a family of catfishes (order Siluriformes) commonly known as the pencil or parasitic catfishes. Trichomycteridae comprises about 41 genera and 207 species.