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APPENDIX 
P.M.P. ZABORSKI 
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Monographs of the Palaeontographical Society, London. 
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south-east Nigeria. Bulletin of the British Museum (Natural History), London, 
(Geology), 39 (1): 1-72. 
— 1987. Lower Turonian (Cretaceous) ammonites from south-east Nigeria. 
Bulletin of the British Museum (Natural History), London, (Geology), 41 (2): 
31-66. 
— 1990a. The Cenomanian and Turonian (mid-Cretaceous) ammonite 
biostratigraphy of north-eastern Nigeria. Bulletin of the British Museum 
(Natural History), London, (Geology), 46 (1): 1-18. 
— 1990b. Some Upper Cretaceous ammonites from southern Nigeria. Journal of 
African Earth Science (and the Middle East), Oxford, 10: 565-581. 
— 1993. Some new and rare Upper Cretaceous ammonites from north-eastern 
Nigeria. Journal of African Earth Science (and the Middle East), Oxford, 17: 
359-371. 
1995. The Upper Cretaceous ammonite Pseudaspidoceras Hyatt, 1903 in 
north-eastern Nigeria. Bulletin of the British Museum (Natural History), 
London, (Geology), 51: 53-72, 24 figs. 
A list of previously described material from Nigeria representing taxa discussed herein is given below with revised taxonomic 
determinations. The page and, where necessary, plate and figure numbers quoted are those in the original publications. 
Woods (1911) 
281 Vascoceras nigeriense sp. nov. 
Reyment (1954) 
256 Vascoceras nigeriense Woods 
257 Pachyvascoceras costatum sp. nov. 
258 Pachyvascoceras proprium sp. Nov. 
258 Pachyvascoceras proprium plenum subsp. nov. 
259 Pachyvascoceras globosum sp. nov. 
263 Gombeoceras? bulbosum sp. nov. 
Reyment (1955) 
63 Paravascoceras aff. chevalieri (Furon) 
65 Pachyvascoceras costatum Reyment 
Barber (1957) 
15 Vascoceras nigeriense Woods 
15 Vascoceras robustum sp. nov. 
17 Vascoceras polygonum sp. nov. 
17, pl. 4, fig. 1 Vascoceras ellipticum sp. nov. 
17, pl. 6, fig. 4 Vascoceras ellipticum sp. nov. 
19 Vascoceras bulbosum (Reyment) 
19 Vascoceras depressum sp. nov. 
19 Vascoceras obscurum sp. nov. 
21 Vascoceras globosum globosum (Reyment) 
23 Vascoceras globosum plenum (Reyment) 
25 Vascoceras globosum proprium (Reyment) 
25 Vascoceras globosum compressum subsp. nov. 
25 Vascoceras globosum carteri subsp. nov. 
27 Vascoceras sp. Juv. 
27 Fagesia simplex sp. nov. 
Revised determination 
Pseudovascoceras nigeriense (Woods) 
Pseudovascoceras nigeriense (Woods) 
Vascoceras globosum costatum (Reyment) 
Vascoceras globosum proprium (Reyment) 
Vascoceras globosum proprium (Reyment) 
Vascoceras globosum globosum (Reyment) 
Vascoceras globosum proprium (Reyment) 
Thomasites 
Vascoceras globosum costatum (Reyment) 
Pseudovascoceras nigeriense (Woods) 
2 Vascoceras globosum costatum (Reyment) 
? Vascoceras globosum costatum (Reyment) 
?Thomasites gongilensis (Woods) 
? Vascoceras globosum proprium (Reyment) 
Paravascoceras cauvini (Chudeau) 
Paravascoceras cauvini (Chudeau) 
Vascoceras obscurum (Barber) 
Vascoceras globosum globosum (Reyment) (part) 
and V. globosum proprium (Reyment) (part) 
Vascoceras globosum proprium (Reyment) 
Vascoceras globosum proprium (Reyment) 
Vascoceras globosum proprium (Reyment) 
Vascoceras globosum globosum (Reyment) 
Vascoceras woodsi sp. nov. 
indeterminate Vascoceras 
