Eoptolamna eccentrolopha, Kriwet & Klug & Canudo & Cuenca-Bescos, 2008, Kriwet & Klug & Canudo & Cuenca-Bescos, 2008

Kriwet, Jürgen, Klug, Stefanie, Canudo, José I. & Cuenca-Bescos, Gloria, 2008, A new Early Cretaceous lamniform shark (Chondrichthyes, Neoselachii), Zoological Journal of the Linnean Society 154 (2), pp. 278-290 : 280-281

EOPTOLAMNA ECCENTROLOPHA GEN. ET SP. NOV.

1996a Protolamna cf. sokolovi Cappetta, 1980 ; Canudo et al.: 51, fig. 8.

1999 Protolamna cf. P. sokolovi Cappetta, 1980 ; Kriwet: 120, text-fig. 2, pl. 2, fig. 4 (non fig. 5).

2003 Protolamna cf. sokolovi Cappetta, 1980 ; Mendiola & Martinez: 36.

2004 Protolamna cf. sokolovi Cappetta, 1980 ; Cuny et al.: 132, pl. 1, fig. 17–19, pl. 2, figs. 1–3.

Derivation of name: From the Latin word ‘eccentricus’, meaning ‘eccentric’, and the Greek word ‘lophos’, meaning ‘crest’, in allusion to the distinctive labial crests.

Type specimen: Anterolateral tooth, MPZ 2005-4 ( Fig. 2A–D), housed in the Museo Paleontológico, Universidad de Zaragoza , Spain .

Type locality and age: Vallipón , west of Castellote , c. 150 km south-east of Zaragoza ; Artoles Formation, upper Barremian .

Type stratum: Basal conglomeratic bed.

Referred material: About 30 teeth from the Albian of Castellote , Province of Teruel ( Figs 2E–Z, 3 ) .

Diagnosis: As for genus, monotypic.

Figures

Figure 3. Eoptolamna eccentrolopha gen. et sp. nov. from the upper Barremian of Vallipón. A, anterolateral tooth, MPZ 2005-11, paratype, labial view. B, lateral tooth, MPZ 2005-12, paratype, labial view. C, lateral tooth, MPZ 2005-13, paratype, lingual view. D, lateral tooth, MPZ 2005-14, paratype, lingual view. E–F, anterolateral tooth, MPZ 2005-15, paratype. E, lingual view. F, labial view. G, intermediate? tooth, MPZ 2005-16, paratype, labial view. Scale bars: 0.25 cm.