68Vertebrate Anatomy Morphology Palaeontology 7:68
ISSN 2292-1389

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Addendum: Table 2. A juvenile cf. Edmontosaurus 
annectens (Ornithischia, Hadrosauridae) femur 
documents a previously unreported intermediate 
growth stage for this taxon
Andrew A. Farke1,2,3,* and Eunice Yip2
1Raymond M. Alf Museum of Paleontology, 1175 West Baseline Road, Claremont, CA, 91711, USA
2The Webb Schools, 1175 West Baseline Road, Claremont, CA, 91711, USA
3Dinosaur Institute, Natural History Museum of Los Angeles County, 900 Exposition Blvd. Los Angeles, CA, 
90007, USA; afarke@webb.org 

Published May 2, 2019    
 *corresponding author. © 2019 by the authors
submitted Dec. 18, 2019; revisions received April 22, 2019; 
accepted April 25, 2019. Handling editor: Robert Holmes. 
DOI 10.18435/vamp29350

Table 2. Measurements of femora from Edmontosaurus, in millimeters, used for regression analysis. All 
measurements from Wosik et al. (2018), except for UALVP specimens (Baert et al., 2014; Vanderven et 
al., 2014) and RAM 9396 (this study).

Specimen      Species     Length (mm) Circumference (mm)

AMNH 5730      E. annectens    1148  512.3
CCM disarticulated    E. annectens    875  337.5
CCM V 1938.8     E. annectens    1152  490
CMN 8509      E. annectens    995  417.5
CMNH 10178     E. annectens    910  330
DMNH 1493     E. annectens    1035  459.5
FPDM       E. annectens    990  344
LACM 23504     E. annectens    559  220
MOR 2939      E. annectens    1175  509
RAM 9396      E. annectens    277  105
SDSM 4917      E. annectens    1032  381
UCMP 128181     E. annectens    148  60
UCMP 137278     E. annectens    995  425
USNM 2414      E. annectens    1025  388.5
YPM 2182      E. annectens    1025  490
CMN 2289      E. regalis     1243  532
CMN 8399      E. regalis     1140  374
ROM 801      E. regalis     1280  480
ROM 867      E. regalis     990  422.5
UALVP 52758     E. regalis     860  266
UALVP 50988     E. regalis     515  208