References
- Baird , D . 1957 . Triassic reptile faunules from Milford, New Jersey . Museum of Comparative Zoology (Harvard University) Bulletin , 117 : 449 – 520 .
- Bock , W . 1952 . Triassic reptilian tracks and trends of locomotive evolution . Journal of Paleontology , 26 : 395 – 433 .
- Bosca , E . 1917 . A propósito del Taonurus ultimas vel Spongeliomorpha iberica Saporta . Boletin de la Real Sociedad Española de Historia Natural , 17 : 263 – 268 .
- Bromley , R and Asgaard , U . 1979 . Triassic freshwater ichnocoenoses from Carlsberg Fjord, East Greenland . Palaeogeography, Palaeo‐climatology, Palaeoecology , 28 : 39 – 80 .
- Calzada , S . 1981 . Revisión del icno Spongeliomorpha ibérica Saporta, 1887 (Mioceno de Alcoy, España) . Boletin de la Real Sociedad Española de Historia Natural (Geologica) , 79 : 189 – 195 .
- Darder , B . 1945 . Estudio geológico del sur de la provincia de Valencia y norte de la de Alicante . Boletin del Instituto Geológico y Minero de España , 57 : 59 – 362 .
- Ekdale , A. A , Bromley , R. G and Pemberton , S. G . 1984 . Ichnology. The use of trace fossils in sedimentology and stratigraphy , Short Course 15 317 Society of Economic Paleontologists and Mineralogists .
- Eyerman , J . 1886 . Footprints on the Triassic sandstone . American Journal of Science, 3rd Series , 31 : 72
- Flor , G , García‐Ramos , J. C and Valenzuela , M . 1979 . Actividad biogénica de los depósitos actuales de la playa de San Pedro de Antromero (Asturias) . Boletin de la Real Sociedad Española de Historia Natural (Geologica) , 77 : 181 – 197 .
- Fürsich , E T . 1973 . A revision of the trace fossils Spongeliomorpha, Ophiomorpha and Thalassinoides . Neues Jahrbuch für Geologie und Paläeontologie, Monatshefte , 1973 : 719 – 735 .
- McLaughlin , D B . 1946 . Continuity of strata in the Newark Series . Michigan Academy of Science Papers , 32 : 295 – 303 .
- Olsen , P E . 1980 . The latest Triassic and Early Jurassic formations of the Newark basin (eastern North America, Newark Supergroup): stratigraphy, structure, and correlation . New Jersey Academy of Science Bulletin , 25 : 25 – 51 .
- Olsen , P.E and Flynn , J. J . 1989 . Field guide to the vertebrate paleontology of Late Triassic age rocks in the southwestern Newark basin (Newark Supergroup, New Jersey and Pennsylvania) . The Mosasaur , 4 : 1 – 43 .
- Saporta , M . 1887 . Nouveaux documents relatifs aux organismes problématiques des anciennes mers . Société Géologique de France Bulletin , 15 : 286 – 302 . Séries 3