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184:+ more derived tyrannosaurines). No clear demarcations are drawn between taxa along the depicted lineage, given the relative paucity of specimens and the subjectivity intrinsic to species delineations of anagenetic lineages; ages of taxa are therefore imprecise. Scale is 10 cm.
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Uploaded a work by Elías A. Warshaw & Denver W. Fowler from
Warshaw EA, Fowler DW. (2022). A transitional species of Daspletosaurus Russell, 1970 from the Judith River Formation of eastern Montana. PeerJ 10:e14461 https://doi.org/10.7717/peerj.14461 with
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176:, CMN 8506. Stars represents the temporal position of adjacent specimens. Accompanying characters represent synapomorphies of progressively more exclusive clades represented by each taxon (e.g.,
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Warshaw EA, Fowler DW. (2022). A transitional species of
Daspletosaurus Russell, 1970 from the Judith River Formation of eastern Montana. PeerJ 10:e14461
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Ages (left) are in Ma and are based on Carr et al. (2017) and Fowler (2017) for D. torosus and
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164:. Representative skulls are, from top to bottom:
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22:File history
364:copyrighted
274:attribution
168:, MOR 590;
141:Description
791:177.17 dpc
783:177.17 dpc
712:File usage
668:Dimensions
558:1,315,867
454:media type
286:CC BY 4.0
182:D. horneri
178:D. wilsoni
174:D. torosus
170:D. wilsoni
166:D. horneri
162:D. horneri
27:File usage
694:(1.25 MB)
665:Thumbnail
662:Date/Time
543:data size
469:image/png
420:inception
222:Licensing
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85:image/png
767:Metadata
488:checksum
307:Captions
263:to remix
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37:Metadata
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190:Date
17:File
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.