| Linguists now recognize two major branches, North Omotic and South Omotic, plus the residual Mao group of languages whose subclassification within North Omotic remains uncertain. |
| Gell-Mann distinguished baryons from mesons, the other hadron subclassification, by the number of quarks constituting their make-up. |
| Their subclassification is controversial, and no one scheme has won universal approval. |
| The factors set out in paragraph 72 also are used to decide the basis of subclassification. |
| The subclassification of issues into detailed criteria is designed to enable the FAA to identify specific areas of concern and allow the industry to focus corrective actions on those areas. |
