Diaphus Eigenmann & Eigenmann 1890 ...
Diaphus ? marambionis sp. nov. (Figs 3D—I, 6B, C) Material. Holotype: NRM-PZ P.15966 (Figs 3D—F, 6B, C). Paratypes: two specimens NRM-PZ P.15967 (Fig. 3G—I). Other material: two fragmentary specimens NRM-PZ P.15968. Occurrence. Telm 5 unit; ‘ Natica horizon’, Cucullea I member, La Meseta Formation,...
Main Authors: | , , , , |
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Format: | Text |
Language: | unknown |
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Zenodo
2016
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Online Access: | https://dx.doi.org/10.5281/zenodo.10903179 https://zenodo.org/doi/10.5281/zenodo.10903179 |
Summary: | Diaphus ? marambionis sp. nov. (Figs 3D—I, 6B, C) Material. Holotype: NRM-PZ P.15966 (Figs 3D—F, 6B, C). Paratypes: two specimens NRM-PZ P.15967 (Fig. 3G—I). Other material: two fragmentary specimens NRM-PZ P.15968. Occurrence. Telm 5 unit; ‘ Natica horizon’, Cucullea I member, La Meseta Formation, late Ypresian, early Eocene. Site IAA 2/95, Seymour Island, Antarctica. Etymology. Named after Marambio, the Argentinian research station on Seymour Island. Diagnosis. OL:OH about 1.3. Ventral rim shallow. Dorsal rim regularly rounded, slightly depressed postdorsally. Rostrum about 10% of OL. OCL: CCL = 1.5. Inner face convex. Dorsal margin of ostium curved. Caudal pseudocolliculum well developed. Description. One well-preserved and four incompletely preserved or partly encrusted otoliths; moderately thick and up to nearly 6 mm in length (holotype 5.2 mm long). OH:OT = 3.5—4.0. Dorsal rim rather regularly curved, slightly undulating, somewhat depressed postdorsally and regularly inclined predorsally, sometimes ... : Published as part of Schwarzhans, Werner, Mors, Thomas, Engelbrecht, Andrea, Reguero, Marcelo & Kriwet, Jurgen, 2017, Before the freeze: otoliths from the Eocene of Seymour Island, Antarctica, reveal dominance of gadiform fishes (Teleostei), pp. 147-170 in Journal of Systematic Palaeontology 15 (2) on pages 153-154, DOI: 10.1080/14772019.2016.1151958, http://zenodo.org/record/10883098 ... |
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