URMO name details
original description
Osborn, H.L. & C.W. Hargitt, 1894. Perigonimus Jonesii; a hydroid supposed to be new, from Cold Spring Harbor, Long Island. Am. Nat. 28 325: 27-34., available online at https://www.biodiversitylibrary.org/page/41534890 page(s): 27, fig. 1-12 [details] 
additional source
Schuchert, P. (2007). The European athecate hydroids and their medusae (Hydrozoa, Cnidaria): Filifera part 2. <em>Revue suisse de Zoologie.</em> 114: 195-396. page(s): 323 [details] 
source of synonymy
van der Land, J. (ed). (2008). UNESCO-IOC Register of Marine Organisms (URMO). , available online at http://www.marinespecies.org/urmo/ [details]
Present Inaccurate Introduced: alien Containing type locality
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