Hydractinia sp. Hydractinia sp. van Beneden, 1841    
Kingdom Animalia   >   Phylum Cnidaria   >   Class Hydrozoa   >   Order Anthoathecata   >   Family Hydractiniidae   >   Genus Hydractinia   

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Hydractinia species in Worcester Co., Maryland (11/18/2023). (c) Wayne Longbottom, some rights reserved (CC BY-NC). Photo by Wayne Longbottom. (MBP list)

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