Description
          General: 
          Small heart-shaped nectophores; relatively large bracts; gastrozooids with pinkish pigmentation.
        
        Geographic Information
          Published depth range: 
          1040 - 1318 m
        
        
          Habitat description: 
          Pelagic.
        
        
          Ocean range (global): 
          Presence has been established in Central California.
        
        Additional Information
          Consulting taxonomist: 
          Philip R. Pugh, National Oceanographic Centre.
        
        References
Encyclopedia of LifeTree of Life
World Register of Marine Species
National Center for Biotechnology Information
Pugh, P.R. (2016). A synopsis of the Family Cordagalmatidae fam. nov. (Cnidaria, Siphonophora, Physonectae). Zootaxa, 4095: 001-064. http://doi.org/10.11646/zootaxa.4095.1.1
  Citation:
  
    Cordagalma rugosum
     (Pugh, 2016) Deep-Sea Guide (DSG) at http://dsg/mbari.org/dsg/view/concept/Cordagalma%20rugosum. Monterey Bay Aquarium Research Institute (MBARI). Consulted on 2025-11-04.
  
              
              
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