Hydrozoa taxon details
original description
Xu Z., Huang J., Guo D. (2019). Taxonomical account on new genus, species and records of medusae (Cnidaria, Hydrozoa) rom the China Sea areas. Pp. 133-162 in: Xu ed., 2019. Studies on the Exploitation and Sustainable Utilization of Marine Animal Resources. Shenyang: Liaoning Education Press. page(s): 150 [details] Available for editors 
From editor or global species database
Diagnosis Rhopalonematidae without gastric peduncle; mouth with four oral lips, with numerous exumbrellar furrows; 8 radial canals; 8 ellipsoid pendant gonads on middle parts of the radial canals; only 8 interradial tentacles, short and stiff, cirrus-like, with swollen end; with 8 enclosed perradial statocysts. [details]
Taxonomic remark Doubtful genus, likely based on a single, mutilated Rhopalonema specimen that has lost all its perradial tentacles. [details]
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