The teeth discussed at this section are found in the Maestrichtian (upper cretaceous) of the Netherlands. The quarry is named: ENCI (Eerste Nederlandse Cement Industrie = First Dutch Cement Industry).
Most of the collecting of shark teeth is done in the layer: “Horizont of Lichtenberg”.
Table 1; List of shark species ENCI
Sharks: Pseudocorax affinis (Agassiz, 1893) Squalicorax pristodontus, Casier 1947 Synechodus
lerichei, Casier 1947 Paleogaleus
faujasi, (v.d. Geyn 1937) Galeorhinus sp. Centrosqualus (=Centrophoroidus) apendiculatus Agassiz 1893 Anamotodon plicatus, Arambourg 1952 Paleohypotodus bronni (Agassiz, 1893) Cretolamna appendiculata (Agassiz 1843) Cretolamna serrata (Agassiz 1843) Plicatolamna appendiculata (=Archeolamna kopingensis),
(Woodward 1894) Squatina hassei, Leriche 1929 Ginglymostoma minutum, (Forir, 1887) Heterodontus
rugosus, (Agassiz, 1843) Rays Rhinobatos sp. Rhombodus binkhorsti, Dames 1881 Sclerorhynchus leptodon (Arambourg 1935) Dasyatis fallax (tail spine) Sauriers Plioplatecarus marshi Elasmosaurus sp. Mosasaurus hoffmani Carinodens fraasi Anomoedes sp.