TY - JOUR A1 - Demathieu, Georges A1 - Gand, Georges T1 - Signification des aires à empreintes de pas de vertébrés des Grands Causses (Biologie et Physiologie) T2 - Le Naturaliste Vendéen N2 - Numerous footprints areas has been found, since 1962, in Permian, Triassic and Hettango-Sinemurian. All show precised oriented trackways. So that they were undestood like walking ways but their precise meaning is still enigmatic. Y1 - 2003 UR - http://publikationen.ub.uni-frankfurt.de/frontdoor/index/index/docId/30624 UR - https://nbn-resolving.org/urn:nbn:de:hebis:30:3-306240 VL - 3 SP - 55 EP - 58 ER -