FIGURE 1. Geological map of central east Greenland with the Jameson Land Basin (modified from Clemmensen et al., 2020).
FIGURE 2. Fossil material of Hybodontiformes from Tait Bjerg, Jameson Land Basin. A-B, Lissodus lepagei, morphotype LL1 isolated tooth (NHMD-1811650); C-D, Lissodus lepagei, intermediate morphotype isolated tooth (NHMD-1811651); E-H, Lissodus lepagei, morphotype LL2 isolated tooth (NHMD-1811652); I-J, Lissodus cf. Lissodus minimus, morphotype Lm1 isolated tooth (NHMD-1811662); K-M, Lissodus cf. Lissodus minimus, morphotype Lm2 isolated tooth (NHMD-1811663); N, Lissodus cf. Lissodus minimus, morphotype Lm3 isolated tooth (NHMD-1811664); O, Hybodontiformes indet., dorsal spine (NHMD-1811665); P-O, Hybodontiformes indet., cephalic spine (NHMD-1811667); R-S, Hybodontiformes indet., dermal denticle (NHMD-1811666). Figures A, C, E, I, and K in labial view; B, D, G, J, and M in occlusal view; F and L in lingual view; O and R in lateral view; P in basal view; Q and S in dorsal view.
FIGURE 3. Fossil material of Synechodontiformes from Tait Bjerg, Jameson Land Basin. A-B, Rhomphaiodon sp., tricuspid morphotype isolated tooth (NHMD-1811668); C-E, Rhomphaiodon sp., pentacuspid morphotype isolated tooth (NHMD-1811669); F-H, Rhomphaiodon sp., heptacuspid morphotype isolated tooth (NHMD-1811670). Figures A, C, and F in labial view; B, E, and H in lingual view; D and G in occlusal view.
FIGURE 4. Fossil material of actinopterygians from Tait Bjerg, Jameson Land Basin. A, Saurichtys sp., large tooth (NHMD-177.6); B, Saurichtys sp., large sigmoidal tooth (NHMD-177.8); C, Saurichtys sp., small tooth (NHMD-1811676); D, Gyrolepis sp., conical tooth (NHMD-1811677); E-F, Gyrolepis sp., scale morphotype Gyr1 (NHMD-1811678); G-H, Gyrolepis sp., scale morphotype Gyr2 (NHMD-1811679); I-J, Actinopterygii indet., scale (NHMD-1811680); K-L, Actinopterygii indet., scale (NHMD-1811681); M-N, Actinopterygii indet., scale (NHMD-1811682); O, Actinopterygii indet., fin ray element (NHMD-1811683); P, Actinopterygii indet., vertebra (NHMD-1811684). Figures A, B, C, and D in lateral view; E, G, I, K, M, and O in external view; F, H, J, L and N in internal view; P in anterior view.
FIGURE 5. Fossil material of temnospondyls from Tait Bjerg, Jameson Land Basin. A, Gerrothorax pulcherrimus, ornamented skull fragment (NHMD-1811685); B-C, Temnospondyli indet., mandible (NHMD-1811687); D-E, Temnospondyli indet., isolated tooth (NHMD-1811686); F-G, Temnospondyli indet., isolated tooth (NHMD-1811688). Figures A in dorsal view; B in lateral view; C in occlusal view; D in lingual view; F in labial view; E and G in mesio-distal view.
FIGURE 6. Fossil material of reptiles from Tait Bjerg, Jameson Land Basin. A-B, Mystriosuchus alleroq, tooth (NHMD-1811690); C, Mystriosuchus alleroq, tooth (NHMD-1811691); D-E, Doswelliidae indet., osteoderm (NHMD-1811719); F-H, Clevosauridae indet., left maxilla (NHMD-1811692); I-K, Clevosauridae indet., right maxilla (NHMD-1811693). Figures A, C, F and I in lateral view; B in cross-section; D in external view; E in internal view; G and J in medial view; H and K in ventral view.
