Tripos inflatus (Kofoid), 2013

Bhowal, A, Purushothaman, J & Siddique, A, 2023, Taxonomic studies of marine dinoflagellates and distribution in the coastal waters of Kakinada, Andhra Pradesh, India, Indian Journal of Geo Marine Sciences 52 (8), pp. 390-401 : 398

10. Tripos inflatus (Kofoid) , F.Gómez, 2013

Diagnostic characters: Thecate, elongated and spindle-shaped dinoflagellate. Body inflated slightly. Epitheca tapers to a single apical horn. Hypotheca forms a prominent left antapical horn, which abruptly curves at the distal end, and a reduced right antapical horn. The left antapical and the apical horns are equal in length ( Fig. 2k ).

Distribution: Tamil Nadu coast, India 10, Gulf of Mannar 9, North Arabian Sea 23, Indian Ocean 11, Mediterranean waters 42, Mexican waters, Pacific Ocean 33, West Indies, the Antilles 44, New Zealand coastal waters 30, Australian waters 31.

This species was recorded from the station APK1 (surface waters), APK2, APK3 (surface and subsurface depths), and APK4 (subsurface depths) for the first time in Kakinada waters, and in the state of Andhra Pradesh.

Figures

Fig. 2 — Micrographs (Light microscope and SEM images) of species recorded from Kakinada coastal waters: (a) Protoperidinium depressum (Bailey) Balech 1974; (b) Protoperidinium brochii (Kofoid & Swezy) Balech, 1974; (c) Protoperidinium leonis (Pavillard) Balech 1974; (d) Protoperidinium ovum (J. Schiller) Balech 1974; (e) Protoperidinium pallidum (Ostenfeld) Balech 1973; (f) Spiraulax kofoidii H. W Graham, 1942; (g) Dinophysis caudata Saville-Kent 1881; (h) Dinophysis caudata Saville-Kent 1881; (i) Ornithocercus magnificus Stein 1883; (j) Phalacroma doryphorum Stein 1883; (k) Tripos inflatus (Kofoid) F. Gómez, 2013; (l) Tripos trichoceros (Ehrenberg) F. Gómez, 2013; (m) Tripos candelabrum (Ehrenberg) F. Gómez, 2013; (n) Tripos vultur (Cleve) F. Gómez 2013; (o) Tripos vultur (Cleve) F. Gómez 2013 magnified view; and (p) Triadinium polyedricum (Pouchet) Dodge, 1981