LITERATURE CITED
- Aplin , K. P. and Archer , M. 1987 . “ Recent advances in marsupial systematics with a new syncretic classification; ” . In Possums and Opossums: Studies in Evolution Edited by: Archer , M. XV – LXII . Sydney : Surrey Beatty and Sons and the Royal Zoological Society of New South Wales .
- Cifelli , R. L. 1990a . Cretaceous mammals of southern Utah. I. Marsupials from the Kaiparowits Formation . Journal of Vertebrate Paleontology , 10 : 295 – 319 .
- Cifelli , R. L. 1990b . Cretaceous mammals of southern Utah. IV. Eutherian mammals from the Wahweap (Aquilan) and Kaiparowits (Judithian) formations . Journal of Vertebrate Paleontology , 10 : 346 – 360 .
- Cifelli , R. L. 1990c . Cretaceous mammals of southern Utah. II. Marsupials and marsupial-like mammals from the Wahweap Formation (early Campanian) . Journal of Vertebrate Paleontology , 10 : 320 – 331 .
- Cifelli , R. L. 1990d . Cretaceous mammals of southern Utah. III. Therian mammals from the Turonian (early Late Cretaceous) . Journal of Vertebrate Paleontology , 10 : 332 – 345 .
- Clemens , W. A. and Lillegraven , J. A. 1986 . New Late Cretaceous, North American advanced therian mammals that fit neither the marsupial nor eutherian molds. Contributions to Geology, University of Wyoming . Special Paper , 3 : 55 – 85 .
- Eaton , J. G. 1987 . Stratigraphy, depositional environments, and age of Cretaceous mammal-bearing rocks in Utah, and systematics of the Multituberculata (Mammalia) 308 Ph.D. dissertation, University of Colorado, Boulder
- Fox , R. C. 1972 . A primitive therian mammal from the Upper Cretaceous of Alberta . Canadian Journal of Earth Sciences , 9 : 1479 – 1494 .
- Fox , R. C. 1987 . “ An ancestral marsupial and its implications for early marsupial evolution; ” . In Fourth Symposium on Mesozoic Terrestrial Ecosystems , Occasional Paper 3 Edited by: Currie , P. J. and Koster , E. H. 101 – 105 . Tyrrell Museum of Palaeontology, Drumheller .
- Johanson , Z. 1992 . A systematic revision of the Late Cretaceous North American marsupial genus Alphadon Simpson, 1927 340 M.Sc. thesis, University of Alberta, Edmonton
- Johanson , Z. 1993 . A revision of the Late Cretaceous (Campanian) marsupial Iqualadelphis lactea Fox, 1987 . Journal of Vertebrate Paleontology , 13 : 373 – 377 .
- Lillegraven , J. A. and Bieber , S. L. 1986 . Repeatability of measurements of small mammalian fossils with an industrial measuring microscope . Journal of Vertebrate Paleontology , 6 : 96 – 100 .
- Lillegraven , J. A. and McKenna , M. C. 1986 . Fossil mammals from the “Mesaverde” Formation (Late Cretaceous, Judithian) of the Bighorn and Wind River basins, Wyoming. with definitions of Late Cretaceous North American landmammal “ages.” . American Museum Novitates , 2840 : 1 – 68 .
- Marshall , L. G. , Case , J. A. and Woodburne , M. O. 1990 . Phylogenetic relationships of the families of marsupials . Current Mammalogy , 2 : 433 – 505 .
- Marshall , L. G. and Kielan-Jaworowska , Z. 1992 . Relationships of the dog-like marsupials, deltatheroidans and early tribosphenic mammals . Lethaia , 25 : 361 – 374 .
- Rowe , T. B. , Cifelli , R. L. , Lehman , T. M. and Weil , A. 1992 . The Campanian Terlingua Local Fauna from the Aguja Formation, Trans-Pecos Texas . Journal of Vertebrate Paleontology , 12 : 472 – 493 .