Late Triassic to Early Jurassic radiolarian, conodont and ammonite assemblages from the Tavuscayiri block, Mersin Mélange, southern Turkey: Time constraints for the T / J boundary and sedimentary evolution of the southern margin of the northern Neotethys Author Tekin, Kagan Author Krystyn, Leopold Author Okuyucu, Cengiz Author Bedi, Yavuz Author Sayit, Kaan text Geodiversitas 2020 2020-11-26 42 27 493 537 journal article 10.5252/geodiversitas2020v42a27 20141273-3452-4388-b6a8-aab9193c87fe 1638-9395 4447758 urn:lsid:zoobank.org:pub:1A437774-B5BE-49F2-8DEF-D46F2790484A Udalia dennisoni Whalen & Carter in Carter, Whalen & Guex, 1998 ( Fig. 7E ) Udalia dennisoni Whalen & Carter in Carter, Whalen & Guex, 1998: 59 , pl. 6, figs 11, 13-14, 17-19, 21-22. — Tekin 2002a: 185 , pl. 3, fig. 2. — Bertinelli & Marcucci 2011: 408 , pl. 1, fig. 18. ? Udalia sp. cf. U. dennisoni – Whalen & Carter in Carter, Whalen & Guex, 1998 : pl. 3, fig. 12. OCCURRENCE. — Lower Jurassic, middle Hettangian-upper Sinemurian of Queen Charlotte Islands, British Columbia , Canada ; Gran Sasso, central Apennines, Italy ; Antalya Nappes, NE of Antalya city and Mersin Mélange, NW of Mersin city, southern Turkey .