But while it is only represented by a partial skeleton , there are enough diagnostic characteristics to provisionally define the genus .
The first named species in the genus , Amphicoelias altus ( holotype specimen AMHD 5764 ) , was discovered by Cope in 1877 .
While it is only represented by a partial skeleton , there are enough diagnostic characteristics to provisionally define the genus .
The first named species in the genus , Amphicoelias altus ( holotype specimen AMHD 5764 ) , was discovered by Cope in 1877 .