APPENDIX 1.
List of specimens of Chelus frimbiata directly examined by the senior author. Abbreviations: ICN, Instituto Colombiano de Ciencias Naturales, Universidad Nacional de Colombia, Bogotá, Colombia; MNHN, Muséum National d’Histoire Naturelle, Paris, France; NMW, Naturhistorisches Museum Wien, Vienna, Austria; Herpetological Collection, Senckenberg Museum, Frankfurt, Germany; USNM, Smithsonian National Museum of Natural History, Washington D.C., USA.
| ICN | 1767, 1776, 1780, 1781, 6411, D-75, and D-90 |
| MNHN | 1930-365, 1973-8381, 1991-2581B, 9406, A5171, A5200, A9940 |
| NMW | 1859, 39830 |
| SM | 57977, 37178 |
| USNM | 064154, 117455, 301989, 301991, 301992 |
APPENDIX 2.
Chelus sp. MUN-STRI-dbid 38473 CT dynamic cutaways sagittal. Click on image to run animation.
APPENDIX 3.
Chelus sp. MUN-STRI-dbid 38473 CT dynamic cutaways coronal. Click on image to run animation.
APPENDIX 4.
Chelus sp. MUN-STRI-dbid 38473 CT dynamic cutaways horizontal. Click on image to run animation.
APPENDIX 5.
Chelus fimbriata SM 37178 CT dynamic cutaways sagittal. Click on image to run animation.
APPENDIX 6.
Chelus fimbriata SM 37178 CT dynamic cutaways coronal. Click on image to run animation.
APPENDIX 7.
Chelus fimbriata SM 37178 CT dynamic cutaways horizontal. Click on image to run animation.
