| Publication Type: | Book Chapter |
| Year of Publication: | 1900 |
| Authors: | G. C. Bourne |
| Editor: | R. E Lankester |
| Book Title: | A Treatise on Zoology. Part 2 |
| Pagination: | 1 - 84 |
| Publisher: | Adam & Charles Black |
| City: | London |
| URL: | http://archive.org/details/treatiseonzoolog02lankrich |