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Fig. 3 | Swiss Journal of Palaeontology

Fig. 3

From: Cenomanian rotaliids (Foraminiferida) from Oman and Morocco

Fig. 3

Rotorbinella mesogeensis mesogeensis ssp. nov. (a–h); intermediate forms between R. m. mesogeensis and R. m. medioformis (i–l); R. m. medioformis ssp. nov.(m–q); R. m. microformis ssp. nov. (r–ab). Axial and subaxial sections a–b, d–g, i–k, m–p, r–u, w–aa; equatorial and subequatorial sections c, h, l, q, v, ab. a Sample ap346 (Natih C formation, Jabal Madar, Oman); b, h sample ap391 (Natih C formation, Jabal Khaydalah, Oman); c sample ap276 (Akrabou formation, Tizi Momrad, Morocco, see Cavin et al. 2010); d sample ap363 (Natih B/A formation boundary, Jabal Salakh, Oman); e, n (paratype) sample ap367 (Natih A formation, Jabal Madar, Oman); f sample ap379 (Natih A formation, Jabal Nadah, Oman); g, j sample ap369 (Natih A formation, Jabal Salakh, Oman); i sample ap408 (Natih C formation, Jabal Salakh, Oman); k, o, p (holotype) sample ap375 (Natih C formation, Jabal Nadah, Oman); l, q, t (holotype), u (paratype), v, ab sample ap289 (Akrabou formation, Tazougart-Belkassem, Morocco, see Cavin et al. 2010), m (paratype) sample ap400 (Natih C formation, Jabal Madmar, Oman); r sample ap331 (Natih E formation, Jabal Madar, Oman); s (paratype), w (paratype) sample ap327 (Natih E, Jabal Madar, Oman); x, y (paratypes) sample ap325 (Natih E formation, Jabal Madar, Oman); z, aa sample ap367 (Natih A formation, Jabal Salakh, Oman). st spiral thickening, k keel, upg umbilical plug, iis intraseptal interlocular space, fo folium, po pore, sf spiral fissure

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