...-Ahbach Beds (upper Eifelian) ( Struve, 1966 ; Copper, 1967 ). In 1982, Copper et al. described P. japonica (Sugiyama) from the N3 Member of the Nakazato Formation in the Kuronborasawa Valley, from the same horizon and locality as our material; they concluded that the N3 Member is no younger than late...

... ( Schultze, 1866 ) n. comb., lateral view of the holotype (MCZ-102979), lithographed by Schultze (1866 , pl. 2, fig. 2). Locality: “Prüm” (W-Rhenish Massif, Eifel, Prüm syncline, Germany), stratigraphy (supposed): Uppermost part of the Ahbach Formation (lowermost Lower Givetian); 10 , Abbreviatocrinites...

...F igure 1 Postmortem epibiontic encrusting of crinoid pluricolumnals. 1, 2 , rugose corals encrusting on the pluricolumnals of (?)Procupressocrinus gracilis (Goldfuss, 1831) from the lowermost lower Givetian part of the Ahbach Formation (Middle Devonian) of the ‘Wotan Quarry’ (Hillesheim...

... ( Frech, 1886 ), which is almost exclusively distributed in the upper Eifelian (Freilingen and Ahbach Formations) and differs strongly from the morphology of M. dubia ( Schröder, 1997 ). Locus typicus restrictus: “Steinbreche” at Refrath, Rhenish Mountains, Germany. Stratum typicum: “auf der...