| Publication Type: | Journal Article |
| Year of Publication: | 1972 |
| Authors: | Nelson |
| Journal: | Systematic Zoology |
| Volume: | 21 |
| Pagination: | 227-230 |
| Keywords: | CLADISTICS, CLASSIFICATION |
| Alternate Journal: | Systematic Zoology |
| Publication Type: | Journal Article |
| Year of Publication: | 1972 |
| Authors: | Nelson |
| Journal: | Systematic Zoology |
| Volume: | 21 |
| Pagination: | 227-230 |
| Keywords: | CLADISTICS, CLASSIFICATION |
| Alternate Journal: | Systematic Zoology |