- 439–450. doi:10.11646/zootaxa.3790.3.3. PMID 24869877. Wiens, John J.;
Penkrot,
Tonya A. (2002). "Delimiting
Species Using DNA and
Morphological Variation...
- 807–835. Bibcode:2013Palgy..56..807H. doi:10.1111/pala.12018. Zack, S. P.;
Penkrot, T. A.; Bloch, J. I.; Rose, K. D. (March 2005). "Affinities of 'Hyopsodontids'...
-
Extant Clades. Baltimore, MD:
Johns Hopkins University Press. Zack S.P.;
Penkrot T.A.;
Bloch J.I.; Rose K.D. (2005). "Affinities of 'hyopsodontids' to elephant...
-
brains preserved as the only soft
tissue among skeletonized remains. Zack &
Penkrot (2024)
describe new
fossil material of
Lophiparamys debequensis from the...
- 89: 95–124. doi:10.1007/s12542-013-0211-3. S2CID 84072639. Zack, S.P.;
Penkrot, T.A.; et al. (2005). "A new
apheliscine "condylarth"
mammal from the late...
- "Fossilworks:
Gateway to the
Paleobiology Database".
Retrieved 17
December 2021.
PENKROT,
TONYA A.; ZACK,
SHAWN P. (2016). "Tarsals of
Sespedectinae (?Lipotyphla)...
-
phylogenetic relationships of the
family Geolabididae, is
published by Zack &
Penkrot (2019).
Description of the brain,
inner ear,
sinuses and
endocranial nerves...