Tjalfiella tristoma Bezio & Collins 2024 ...

• Published in: Climate Dynamics
• Main Authors: Bezio, Nicholas, Collins, Allen G.
• Format: Text
• Language: unknown
• Published: Zenodo 2024
• Subjects: Biodiversity; Taxonomy; Animalia; Ctenophora; Tentaculata; Platyctenida; Tjalfiellidae; Tjalfiella; Tjalfiella tristoma; North Atlantic
• Online Access: https://dx.doi.org/10.5281/zenodo.13238746; https://zenodo.org/doi/10.5281/zenodo.13238746

Species Tjalfiella aff. tristoma (2018) Figs. 3, 4, 5, 6, 10, 11. Material— Two specimens of T. aff. tristoma collected by the ROV Deep Discoverer on the NOAA Okeanos Explorer and stored in the Smithsonian National Museum of Natural History (EX 1806_D17_02B_A01; UNSM-IZ-1490693). Additional pictures of living specimens observed during the same dive were used for morphological analyses and host availability. Description Body— Benthic ctenophore, “U” shaped in the tentacular axis; two large semi-gelatinous arms (h— 3.23-5.2mm) extending perpendicular from the horizontal axis of the animal, placed on opposing sides of the body; lacking lateral oral grooves, distal ends of arms flattened into a disk with an outer margin that is capable of folding inwards, contains two openings, a singular gastric accessory opening with serrated edges, and a single smaller tentacular opening; overall body surface is smooth with no warts or visible papillae, exceptions are four pairs of globular gonads on the aboral face (number ... : Published as part of Bezio, Nicholas & Collins, Allen G., 2024, Redescription of the deep-sea benthic ctenophore genus Tjalfiella from the North Atlantic (Class Tentaculata, Order Platyctenida, Family Tjalfiellidae), pp. 241-266 in Zootaxa 5486 (2) on pages 256-258, DOI: 10.11646/zootaxa.5486.2.4, http://zenodo.org/record/13209847 ...