Branchiomma nigromaculatum is a species of segmented worms in the family feather duster worms. They are surficial modifiers. Individuals can grow to 100 mm. They are sessile animals.

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EOL has data for 14 attributes, including:

Known occurrences, collected specimens and observations of Branchiomma nigromaculatum (Baird 1865). View this species on GBIF