Since the completion of the writer's previous supplement (No.21; Albertiana, 19: 36) on British Triassic palaeontology, the following works relating to aspects of that subject have been published or have come to his notice:
 

• AINSWORTH, N.R., BRAHAM, W., GREGORY, J.F., JOHNSON, B. & KING, C. 1998. A propo sed latest Triassic to earliest Cretaceous microfossil biozonation for the English Channel and its adjacent areas. Pp.87-102 in UNDERHILL, J.R. (ed.), Development. Evolution and Petroleum Geology of the Wessex basin, Geological Society of London, Special Publica tion No.133.
• BENTON, M.J. 1997. The Triassic reptiles from Devon. Proceedings of the Ussher Society, 9: 141-152.
• BENTON, M.J. and GOWER, D.J. 1997. Richard Owen's giant Triassic frogs: archosaurs from the Middle Triassic of England. Journal of Vertebrate Paleontology, 17: 74-88.
• BLOOS, G. and PAGE, K. N. 1997. New observations on the ammonite faunas near the base of the Jurassic in Britain - a preliminary note. International Subcommission on Jurassic Stratigraphy Newsletter 25, 25-30.
• BLOOS, G. and PAGE, K. N. 1997. New observations on the ammonite faunas near the base of the Jurassic in Britain - a preliminary note. JMG Newsletter, 6: 18-24; (Jurassic Microfossil Group: International Subcommission on Jurassic Stratigraphy).
• BRIDGE, D.McC., CARNEY, J.N., LAWLEY, R.S. & RUSHTON, A.W.A. 1998. Geology of the country around Coventry and Nuneaton. Memoir of the British Geological Survey, 1:50000 geological sheet 169 (England & Wales). London: The Stationery Office, X+185pp.
• DUFFIN, C.J. 1998. New shark remains from the British Rhaetian (latest Triassic). 1. The earliest basking shark. Neues Jahrbuch für Geologie und Paläontologie Monatshefte, 1998, H.3: 157-181.
• EMELEUS, C.H. 1997. Geology of Rum and the adjacent islands. Memoir of the British Geologi cal Survey, 1:50000 geological sheet 60 (Scotland). London: The Stationery Office, xii+170pp.
• GALTON, P.M. 1998. Saurischian dinosaurs from the Upper Triassic of England: Camelotia (Prosauropoda, Melanosauridae) and Avalonianus (Theropoda, ?Carnosauria). Palae ontographica A.250 (4-6): 155-172.
• PAGE, K.N. & BLOOS, G. 1998. The base of the Jurassic System in west Somerset, south-west England - new observations on the succession of ammonite faunas of the lowest Hettangian Stage. Geoscience in south-west England: Proceedings of the Ussher Society, 9: 231-235.
• SARJEANT, W.A.S. (Ed.). 1995. Vertebrate fossils and the evolution of scientific concepts. Gordon and Breach Publishers, xiii+622 pp.
• SIMMS, M.J. 1997. The geological history of the Mendip Hills and their margins. Proceedings of the Bristol Naturalists' Society, 55: 113-134.
• THOMPSON, D.B. 1998. The background to the finding of footprints and other trace fossils of ?Scythian, ?Anisian age in the Sherwood Sandstone Group (Triassic) at Hilbre, Wirral, East Irish Sea Basin. The North West Geologist, No.8: 5-45.
• TRESISE, G. 1995. Triassic vertebrate footprints from Cheshire, England: localities and litholo gies. Pp. 419-429 in SARJEANT, W.A.S. (ed.) (q.v.).
• TRESISE, G. and SARJEANT, W. A. S. 1997. The tracks of Triassic vertebrates: fossil evidence from north-west England. London: The Stationery Office, xii + 204 pp.
• WALKDEN, G.M. and FRASER, N.C. 1995. Late Triassic fissure sediments and vertebrate faunas: environmental change and faunal succession at Cromhall, south west Britain. Pp. 569-593 in SARJEANT, W.A.S. (ed.) (q.v.).
• WARRINGTON, G. 1997. The Lyme Regis Borehole, Dorset - palynology of the Mercia Mud stone, Penarth and Lias groups (Upper Triassic - Lower Jurassic). Proceedings of the Ussher Society, 9: 153-157.
• WARRINGTON, G. 1997. The Penarth Group-Lias Group succession (Late Triassic-Early Jurassic) in the East Irish Sea Basin and neighbouring areas: a stratigraphical review. Pp. 33-46 in MEADOWS, N.S., TRUEBLOOD, S.P., HARDMAN, M. and COWAN, G. (eds), Petroleum geology of the Irish Sea and adjacent areas, Geological Society of London, Special Publication No.124.
• WARRINGTON, G. 1998. Contributions in: REES, J.G. & WILSON, A.A., Geology of the country around Stoke-on-Trent. Memoir of the British Geological Survey, 1:50000 geological sheet 123 (England & Wales)). London: The Stationery Office, x + 152 pp.
• WARRINGTON, G. 1998. Contributions in: FROST, D.V., Geology of the country around Northallerton. Memoir of the British Geological Survey, 1:50000 geological sheet 42 (England & Wales)). London: The Stationery Office, x + 109  pp.

This contribution is published with the approval of the Director, British Geological Survey (N.E.R.C.).