Psettodes trapeziformis Müller, 1999

Lin, Chien-Hsiang & Nolf, Dirk, 2022, Middle and late Eocene fish otoliths from the eastern and southern USA, European Journal of Taxonomy 814, pp. 1-122 : 67

Psettodes trapeziformis Müller, 1999

Fig. 22F–G

Psettodes trapeziformis Müller, 1999: 211 , fig. 42/17–18, pl. 17 fig. 8.

Psettodes trapeziformis – Nolf 2013: 124, pl. 339.

Remarks

Otoliths of P. trapeziformis can be readily distinguished by their elliptic shape with about similar dorsal and ventral areas, a sulcus without colliculum and a nearly straight cauda with a very slightly downwards bent end.

Stratigraphic and geographic distribution

Lutetian: Piney Point Formation, Virginia.

Figures

Fig. 22. Fish otoliths from the US middle and upper Eocene. A–C. “Atherina” debilis (Koken, 1888). A. “Stone City beds”, Stone City Bluff, Brazos River, sample 6 from bed U, Texas (IRSNB P 10122). B–C. Moodys Branch F., Jackson, Riverside Park, Mississippi (IRSNB P 10123–10124). D–E. Mene garviei sp. nov., Landrum M., Pin Oak Creek, Texas. D. Holotype (IRSNB P 10125). E. Paratype (IRSNB P 10126). F–G. Psettodes trapeziformis Müller, 1999, Piney Point F., Virginia. F. Pamunkey River, 1 km E of Eanes property (IRSNB P 10127). G. Pamunkey River, Devil’s Hole (IRSNB P 10128). H–I. Carangidae indet. H. Wheelock M., Little Brazos River, Stenzel loc., Texas (IRSNB P 10129). I. “Stone City beds”, Stone City Bluff, Brazos River, sample 2 from bed P, Texas (IRSNB P 10130). 1 = ventral view; 2 = inner view; 3 = anterior view. Scale bars = 1 mm.