WoRMS taxon details
original description
Lindsay, D. J.; Grossmann, M. M.; Montenegro, J.; Morandini, A. C. (2023). A new subfamily of ulmarid scyphomedusae, the Santjordiinae, with a description of Santjordia pagesi gen. et sp. nov. (Cnidaria: Scyphozoa: Discomedusae: Semaeostomeae: Ulmaridae) from the Sumisu Caldera, Ogasawara Islands, Japan. <em>Zootaxa.</em> 5374(4): 533-551., available online at https://doi.org/10.11646/zootaxa.5374.4.5 [details]
From regional or thematic species database
Taxonomy Santjordiinae with bell margin divided into 8 broad velar lobes; subumbrellar tentacles in pits over ring canal (Figs. 3a–e, 4); four perradial canals wide, emanating from centre of distal tips of red, cross-shaped stomach base; four interradial canals wide, unbranched (simple), emanating from angles between stomach pouches; eight adradial canals wide, emanating from corners of distal tips of stomach pouch base, not in direct communication with perradial nor interradial canals; 32 rhopalia, the 24 adradial rhopalia protruding through circular perforations in the velar lobes (Fig. 3f) and supplied by rhopaliar canals emanating from the ring canal; 4 oral arms, with bases fused and following outline of cross-shaped stomach. [details]
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