Walton-on-the-Naze, general: Ypresian, United Kingdom
collected by M. Daniels, A. Oxford 1991

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Chondrichthyes - Odontaspidida - Isuridae
Oxyrhina praecursor Leriche 1942
Casier 1966
Chondrichthyes - Myliobatiformes - Myliobatidae
Rhinoptera daviesi Woodward 1889
Casier 1966
recombined as Burnhamia daviesi
Chondrichthyes - Notidanidae
Xenodolamia eocaena (Woodward 1889)
Casier 1966
Chondrichthyes - Lamniformes - Carchariidae
Odontaspis hopei (Agassiz 1843)
Casier 1966
recombined as Carcharias hopei
Chondrichthyes - Lamniformes - Otodontidae
Odontaspis macrota (Agassiz 1838)
Casier 1966
original and current combination Otodus macrotus
Lamna obliqua (Agassiz 1838)
Casier 1966
original and current combination Otodus obliquus
Reptilia - Upupiformes
Waltonirrisor tendringensis n. gen., n. sp. Mayr and Kitchener 2024
Mayr and Kitchener 2024 7 specimens
Reptilia - Anseriformes
Anatalavis oxfordi n. gen., n. sp. Olson 1999
Olson 1999 1 specimen
recombined as Nettapterornis oxfordi
BMNH A5922
Reptilia - Fluvioviridavidae
cf. Fluvioviridavis sp. Mayr and Daniels 2001
Reptilia - Psittaciformes - Messelasturidae
Tynskya waltonensis n. sp. Mayr 2021
Mayr 2021 1 specimen
Reptilia - Coliiformes
Eocolius walkeri n. gen., n. sp. Dyke and Waterhouse 2001
Dyke and Waterhouse 2001 2 specimens
BMNH A 6205; BMNH A 5950
Reptilia - Piciformes
Pristineanis major n. sp. Mayr and Kitchener 2024
Mayr and Kitchener 2024 1 specimen
Pristineanis minor n. gen., n. sp. Mayr and Kitchener 2024
Mayr and Kitchener 2024 1 specimen
Reptilia - Coraciiformes
Coracii indet. Wetmore and Miller 1926
Mayr and Kitchener 2024 4 specimens
? Primobucco sp. Brodkorb 1970
Mayr and Kitchener 2024 1 specimen
Laputa robusta n. gen., n. sp. Dyke 2001
Dyke 2001 1 specimen
recombined as Laputavis robusta
BMNH A6206
Septencoracias morsensis
Mayr and Kitchener 2024 4 specimens
Septencoracias simillimus n. sp. Mayr and Kitchener 2024
Mayr and Kitchener 2024 4 specimens
Reptilia - Phaethontiformes - Prophaethontidae
Prophaethon shrubsolei Andrews 1899
Mayr 2015
see common names

Geography
Country:United Kingdom
Coordinates: 51.9° North, 1.3° East (view map)
Paleocoordinates:47.3° North, 1.2° West
Basis of coordinate:based on nearby landmark
Time
Period:Paleogene Epoch:Eocene
Stage:Ypresian 10 m.y. bin:Cenozoic 2
Key time interval:Ypresian
Age range of interval:56.00000 - 47.80000 m.y. ago
Stratigraphy
Formation:London Clay
Stratigraphy comments: "Lower Eocene London Clay"
Lithology and environment
Primary lithology: not reported
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection excludes:some genera
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Museum repositories:BMNH
Collectors:M. Daniels, A. Oxford Collection dates:1991
Collection method comments: figured specimen from a private collection
Metadata
Database number:85229
Authorizer:J. Alroy, P. Holroyd, G. Lloyd, M. Uhen Enterer:J. Alroy, P. Holroyd, G. Lloyd, M. Uhen
Modifier:M. Carrano Research group:vertebrate
Created:2008-12-06 16:10:27 Last modified:2022-10-05 09:29:25
Access level:the public Released:2008-12-06 16:10:27
Creative Commons license:CC BY
Reference information

Primary reference:

28680. G. Mayr and M. Daniels. 2001. A new short-legged landbird from the early Eocene of Wyoming and contemporaneous European sites. Acta Palaeontologica Polonica 46(3):393-402 [J. Alroy/J. Alroy]

Secondary references:

28173 E. Casier. 1966. Faune ichthyologique du London Clay 1-510 [L. van den Hoek Ostende/L. van den Hoek Ostende/M. Uhen]
72269 G. J. Dyke. 2001. A primitive swift from the London Clay and the relationships of fossil apodiform birds. Journal of Vertebrate Paleontology 21(1):195-200 [G. Lloyd/G. Lloyd]
76989 G. J. Dyke and D. M. Waterhouse. 2001. A mousebird (Aves: Coliiformes) from the Eocene of England. Journal für Ornithologie 142:7-15 [G. Lloyd/G. Lloyd]
74375 G. Mayr. 2015. New remains of the Eocene Prophaethon and the early evolution of tropicbirds (Phaethontiformes). Ibis 157:54-67 [M. Uhen/M. Uhen]
88172 G. Mayr. 2021. A partial skeleton of a new species of Tynskya Mayr, 2000 (Aves, Messelasturidae) from the London Clay highlights the osteological distinctness of a poorly known early Eocene “owl/parrot mosaic”. PalZ 95:337-357 [P. Holroyd/P. Holroyd]
88169 G. Mayr and A. C. Kitchener. 2024. The Picocoraciades (hoopoes, rollers, woodpeckers, and allies) from the early Eocene London Clay of Walton‑on‑the‑Naze. PalZ [P. Holroyd/P. Holroyd/P. Holroyd]
67482 S. L. Olson. 1999. The anseriform relationships of Anatalavis Olson and Parris (Anseranatidae), with a new species from the Lower Eocene London Clay. In S. L. Storrs, P. Wellnhofer, C. Mourer-Chauviré, D. W. Steadman, L. D. Martin (eds.), Avian Paleontology at the Close of the 20th Century: Proceedings of the 4th International Meeting of the Society of Avian Paleontology and Evolution, Washington, D.C, 4-7 June 1996. Smithsonian Contributions to Paleobiology 89:231-243 [G. Lloyd/G. Lloyd/M. Carrano]