| LIST I (Bacteria) | LIST II (Shape) | ||
| A. | Coccus | I. | Rod-shaped |
| B. | Bacillus | II. | Comma-shaped |
| C. | Vibrium | III. | Spherical |
| D. | Spirillum | IV. | Spiral |
LIST I | LIST II | ||
|---|---|---|---|
| A | Gloger rule | I | Tail, snout, ear and legs of mammals |
| B | Bergman rule | II | Bird wings |
| C | Allen rule | III | Size of animal and body parts |
| D | Rensch rule | IV | Effect on coloration |