original description
(of Tintinnus urnula Claparède & Lachmann, 1858) Claparède E. & Lachmann J. (1858). Etudes sur les Infusoires et les Rhizopodes. <em>Mém. Inst. Genev.</em> 5, 6: 489 pp.
page(s): 208-209, plate 8 fig 14 [details]
basis of record
Marshall, S.M. (1969). Order: Tintinnida, Family: Favellidae, Genera: <i>Poroecus, Cymatocylis, Favella</i>, Family: Ptychocylididae, Genus: <i>Ptychocylis</i>. <i>Fiches d'identification du zooplancton</i>, 121. ICES: Copenhagen, Denmark. 6 pp. (look up in IMIS) [details]
From editor or global species database