Macrorhynchia furcata (Nutting, 1900)
Synonyms in the area: Macrorhynchia allmanii —Wedler 2004 [non Macrorhynchia allmani (Nutting, 1900)] [polyp].
Remarks: Wedler (2004) reported this species as Macrorhynchia allmanii, but after Calder (2013) the illustrations suggest that his hydroid is actually Macrorhynchia furcata (Nutting, 1900) . Distribution in South America: polyp—Atlantic Ocean, Colombia, at Santa Marta (Wedler 2004).