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7. Hylceobatrachus croyi Dollo, 1884. 
Urodele. Type of the genus Hylceobatrachus Dollo, 1884. The 
type of the species is from the Wealden of Bernissart and is preserved 
in the Brussels Museum. It is the most ancient known Urodele. 
Bull. Mus. roy. Hist. nat. Belg., 1884, iii, 91. 
8. Megalosaurus dunkeri Dames 1884. 
Dinosaurian. The type of the species is a tooth from the Wealden 
of Deister, Hanover, and is preserved at the University of Marburg. 
L. Dollo, Comptes rend. Acad. Sci. Paris, 1903, cxxxvi, 565. 
E. Reptiles of the Lower Senonian of Belgium. 
Hoi •izon. Dark green glauconitic clayey sand forming the base of the 
Senonian. 
Locality. Lonzee, a village of the province of Namur, near Gembloux. 
1. Craspedodon lonzeensis Dollo, 1883. 
Dinosaurian. Type of the genus Craspedodon Dollo, 1883. The 
type of the species consists of two teeth from the glauconite of Lonzee, 
preserved in the Brussels Museum. Craspedodon is more specialized 
than Iguanodon. 
Bull. Mus. roy. Hist. nat. Belg., 1883, ii, 218. 
2- Megalosaurus lonzeensis Dollo, 1903. 
Dinosaurian. Referred provisionally to the genus Megalosaurus. 
The type of the species is an ungual phalanx from the glauconite of 
Lonzee, preserved in the Brussels Museum. 
Comptes rend. Acad. Sci. Paris, 1903, cxxxvi, 567. 
3. Mosasaurus lonzeensis Dollo, 1904. 
Mosasaurian. The type of the species consists of a quadrate bone 
and caudal vertebrae from the glauconite of Lonzee, preserved in 
the Brussels Museum. 
Bull. Soc. belg. Geol., 1904, xviii, 213. 
4. Hainosaurus lonzeensis Dollo, 1904. 
Mosasaurian. The type of the species consists of a premaxilla and 
caudal vertebrae from the glauconite of Lonzee, preserved in the 
Brussels Museum. 
Bull. Soc. belg. Geol., 1904, xviii, 213. 
5. Glaucochelone lonzeensis Dollo, 1909. 
Chelonian. Type of the genus Glaucochelone Dollo, 1909. The 
