Mammalian Fauna of the Hell Creek Formation of Montana

G. G. Simpson

1927

Article

American Museum Novitates 267:1-8

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Taxa discussed in this work:

• Ectoconodon montanensis
• Essonodon
• Essonodon browni
• Gypsonictops
• Gypsonictops hypoconus
• Meniscoessus borealis

Taxonomy:

• Ectoconodon montanensis belongs to Ectoconodon - Simpson (1927)
• Essonodon browni belongs to Essonodon - Simpson (1927)