The following mammalian species have been identified as present in the Angels Peak "pocket".

Order Multituberculata
Family Ptilodontidae
Mimetodon? cf. M. trovessartianus
Order Insectivora
Family Palaeoryctidae
Palaeoryctes cf. P. puercensis
Family Leptictidae
Prodiacodon? sp.
Family Pantolestidae
Pentacodon n. sp.
Family Mixodectidae
Indrodon malaris
Order Primates
Family Anaptomorphidae
anaptomorphid? new gen. and sp.
(70 feet stratigraphically below level of Angels Peak pocket).
? Primates, gen. and sp. indet.
Order Taeniodonta
Family Stylinodontidae
Psittacotherium? sp.
Order Carnivora
Family Arctocyonidae
Tricentes cf. T. subtrigonus
Chriacus truncatus
Chriacus nr. C. baldwini
Deltatherium fundaminus?
Claenodon n. sp.
Triisodon? sp.
Goniacodon levisanus
Family Miacidae
Didymictis n. sp. a
Didymictis n. sp. b
Order Condylarthra
Family Hyopsodontidae
Mioclaenus turgidus
Ellipsodon cf. E. inaequidens
Ellipsodon acolytus
Protoselene opisthacus
Family Phenacodontidae
Tetraclaenodon nr. T. puercensis
Family Periptychidae
Coriphagus encinensis
Anisonchus sectorius
Periptychus nr. P. carinidens