slower to attract their disk-building material, as in the case of the isolated early-type galaxy LEDA 2108986. Of course, within galaxy clusters, ram-pressure stripping removes gas and prevents the accretion of new gas that might be capable of furthering the development of the disk. Examples Cartwheel Galaxy, lenticular galaxy about 500 million light-years away in the constellation Sculptor NGC 2787, a barred lenticular galaxy NGC 4608, a barred lenticular galaxy about 56 million light years away in Virgo Gallery See also Notes References Galaxy morphological types Edwin Hubble