Full reference: J. S. McIntosh and M. E. Williams. 1988. A new species of sauropod dinosaur, Haplocanthosaurus delfsi sp. nov., from the Upper Jurassic Morrison Fm. of Colorado. Kirtlandia 43:3-26
Belongs to Haplocanthosaurus according to J. R. Foster and M. J. Wedel 2014
See also Bakker 1990, Carpenter 1997, Carpenter 1999, Chure et al. 2006, Curtice et al. 2023, Decker 2012, Gallina and Apesteguía 2005, Manning et al. 2015, Mateus 2006, McIntosh 1990, McIntosh and Williams 1988, Tschopp et al. 2019, Upchurch et al. 2004, Wilson and Sereno 1998 and Zhang et al. 2009
Sister taxon: Haplocanthosaurus priscus
Type specimen: CMNH 10380, a partial skeleton. Its type locality is Delfs Quarry, Garden Park (CMNH), which is in a Kimmeridgian/Tithonian crevasse splay mudstone/sandstone in the Morrison Formation of Colorado.
Ecology: ground dwelling herbivore
Distribution: found only at Delfs Quarry, Garden Park (CMNH)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.