status sourceMaciolek, Nancy J. 1990. A redescription of some species belonging to the genus <i>Spio</i> and <i>Microspio</i> (Polychaeta: Annelida) and descriptions of three new species from Northwestern Atlantic Ocean. Journal of Natural History, 24: 1109-1141., available online athttps://doi.org/10.1080/00222939000770701[details]
Present Inaccurate Introduced: alien Containing type locality