Recent years have seen the accumulation of a considerable amount of new information, both experimental and theoretical, pertaining to the location and character of the excited states in the light nuclei. We have attempted in the following sections to summarize the pertinent facts appearing in the literature and to present this material in a systematic way. To a large extend the organization of the present article follows the pattern of the two previous papers on this subject.(1,2) The present article contains a summary of the most important information appearing in the earlier papers and is intended to supersede them entirely.