The Lignites de Soissonais is a geologic formation in the Var, Marne departments of France. It preserves fossils dating back to the Ypresian stage of the Eocene period.

The following fossils have been reported from the formation:

Turtles

Lizards

Snakes

Primates

Artiodactyls

Carnivora

Cimolesta

Ferae

Hyaenodonta

Insectivora

Macroscelidea

Microchiroptera

Microchiropteramorpha

Multituberculata

• Ectypodus riansensis

Perissodactyls

Placentalia

Rodents

Soricomorpha

Theriiformes

• List of fossiliferous stratigraphic units in France
• Ypresian formations
  • Ieper Group of Belgium
  • Fur Formation of Denmark
  • London Clay Formation of England
  • Silveirinha Formation of Portugal
• Wasatchian formations
  • Nanjemoy Formation of the eastern United States
  • Wasatch Formation of the western United States
• Itaboraian formations
  • Itaboraí Formation of Brazil
  • Laguna del Hunco Formation of Argentina

• López Torres, S.; Silcox, M. T. (2018), "The European Paromomyidae (Primates, Mammalia): taxonomy, phylogeny, and biogeographic implications", Journal of Paleontology, 92 (5): 920, Bibcode:2018JPal...92..920L, doi:10.1017/jpa.2018.10
• Solé, F.; Falconett, J.; Vidalenc, D. (2015), "New fossil Hyaenodonta (Mammalia, Placentalia) from the Ypresian and Lutetian of France and the evolution of the Proviverrinae in southern Europe", Palaeontology, 58 (6): 1049–1072, Bibcode:2015Palgy..58.1049S, doi:10.1111/pala.12198
• Solé, F (2014), "New carnivoraforms from the early Eocene of Europe and their bearing on the evolution of the Carnivoraformes", Palaeontology, 57 (5): 963–978, Bibcode:2014Palgy..57..963S, doi:10.1111/pala.12097
• Solé, F (2013), "New proviverrine genus from the Early Eocene of Europe and the first phylogeny of Late Palaeocene–Middle Eocene hyaenodontidans (Mammalia)", Journal of Systematic Palaeontology, 11 (4): 375–398, Bibcode:2013JSPal..11..375S, doi:10.1080/14772019.2012.686927
• Solé, F.; Gheerbrant, E.; Godinot, M. (2013), "Sinopaninae and Arfianinae (Hyaenodontida, Mammalia) from the Early Eocene of Europe and Asia; evidence for dispersal in Laurasia around the Paleocene/Eocene boundary and for an unnoticed faunal turnover in Europe", Geobios, 46 (4): 313–327, Bibcode:2013Geobi..46..313S, doi:10.1016/j.geobios.2013.02.003
• Marandat, B.; Adnet, S.; Marivaux, L.; Martinez, A.; Vianey-Liaud, M.; Tabuce, R. (2012), "A new mammalian fauna from the earliest Eocene (Ilerdian) of the Corbières (Southern France): palaeobiogeographical implications", Swiss Journal of Geosciences, 105 (3): 417–434, doi:10.1007/s00015-012-0113-5
• Solé, F.; Gheerbrant, E.; Godinot, M. (2011), "New data on the Oxyaenidae from the Early Eocene of Europe; biostratigraphic, paleobiogeographic and paleoecologic implications", Palaeontologia Electronica, 14: 1–4
• Hooker, J. J (2010), "The mammal fauna of the early Eocene Blackheath Formation of Abbey Wood, London", Monograph of the Palaeontographical Society, 165 (634): 1–162, Bibcode:2010MPalS.164....1H, doi:10.1080/25761900.2022.12131814
• Tabuce, Rodolphe; Antunes, Miguel Telles; Smith, Richard; Smith, Thierry (2006), "Dental and tarsal morphology of the European Paleocene/Eocene 'condylarth' mammal Microhyus", Acta Palaeontologica Polonica, 51: 37–52, retrieved 2020-09-06
• Augé, M. L (2005), "Evolution des lézards du Paléogène en Europe", Mémoires du Muséum National d'Histoire Naturelle, 192: 1–369
• Hervet, S (2004), "Systématique du groupe "Palaeochelys sensu lato – Mauremys" (Chelonii, Testudinoidea) du Tertiaire d'Europe occidentale: principaux résultats - Systematic of the "Palaeochelys sensu lato – Mauremys" group (Chelonii, Testudinoidea) from the Tertiary of Western Europe: principal results", Annales de Paléontologie, 90: 13–78, doi:10.1016/j.annpal.2003.12.002
• Lapparent de Broin, F (2003), "Neochelys sp. (Chelonii, Erymnochelyinae), from Silveirinha, early Eocene, Portugal", Ciencias da Terra, 15: 117–132
• Smith, T.; Smith, R. (2003), "Terrestrial mammals as biostratigraphic indicators in upper Paleocene-lower Eocene marine deposits of the southern North Sea Basin", Geological Society of America Special Paper, 369: 513–520
• Hooker, J. J.; Russell, D. E.; Phelzion, A. (1999), "A new family of Plesiadapiformes (Mammalia) from the Old World Lower Paleogene", Palaeontology, 42 (3): 377–407, Bibcode:1999Palgy..42..377H, doi:10.1111/1475-4983.00078
• Godinot, M (1998), "A summary of adapiform systematics and phylogeny", Folia Primatologica, 69 (7): 218–249, doi:10.1159/000052715
• Sudré, J.; Erfurt, J. (1996), "Les artiodactyles du gisement yprésien terminal de Premontre (Aisne, France)", Palaeovertebrata, 25: 391–414
• Russell, D.; Phelizon, A.; Louis, P. (1992), "Avenius n. gen. (Mammalia, Primates?, Mycrosyopidae) de l'Eocene inferieur de France", Comptes Rendus de l'Académie des Sciences de Paris, 314: 243–250
• Augé, M (1990), "La faune de lézards et d'amphisbaenes ed l'Eocene inférieur de Condé-en-Brie (France)", Bulletin du Muséum National d'Histoire Naturelle, 4e série, 12: 111–141
• Godinot, M (1981), "Les mammifères de Rians (Eocène inférieur, Provence)", Palaeovertebrata, 10: 43–126
• Russell, D. E.; Godinot, M.; Louis, P.; Savage, D. E. (1979), "Apatotheria (Mammalia) de l'Eocène inférieur de France et de Belgique", Bulletin du Muséum National d'Histoire Naturelle, Section C, 1: 203–243
• Godinot, M (1978), "Diagnoses de trois nouvelles especes de mammiferes du Sparnacien de Provence", Compte Rendu Sommaire des Séances de la Société Géologique de France, 1978: 286–288
• Broin, F (1977), "Contribution a l'etude des Cheloniens. Cheloniens continentaux due Cretace et du Tertiare de France", Mémoires du Muséum National d'Histoire Naturelle, Série C, Sciences de la terre, Nouvelle Série, 38: 1–366
• Rage, J.-C (1977), "An erycine snake (Boidae) of the genus Calamagras from the French lower Eocene, with comments on the phylogeny of the Erycinae", Herpetologica, 33: 459–463
• Gingerich, P. D (1976), "Cranial Anatomy and Evolution of Early Tertiary Plesiadapidae (Mammalia, Primates)", University of Michigan Papers on Paleontology, 15: 1–141
• Rage, J.-C (1973), "Présence de Dunnophis (Reptilia, Serpentes) dans l'Eocène et l'Oligocène européen", Compte Rendu Sommaire des Séances de la Société Géologique de France, 1973: 76–78
• Russell, D. E.; Louis, P.; Savage, D. E. (1973), "Chiroptera and Dermoptera of the French early Eocene", University of California Publications in Geological Sciences, 95: 1–57
• Rich, T. H. V (1971), "Deltatheridia, Carnivora, and Condylarthra (Mammalia) of the Early Eocene, Paris Basin, France", University of California Publications in Geological Sciences, 88: 1–72