| Similarity | Rank | |
|---|---|---|
| ammonoid | 0.888 | 43985 |
| echinoderm | 0.888 | 28925 |
| bivalve | 0.868 | 27951 |
| ornithischian | 0.865 | 67437 |
| nautiloid | 0.861 | 49926 |
| gastropod | 0.860 | 29162 |
| trilobite | 0.855 | 21911 |
| chordate | 0.852 | 55593 |
| saurischian | 0.837 | 73919 |
| mesozoic | 0.837 | 21369 |
| crinoid | 0.835 | 42572 |
| ammonite | 0.834 | 37743 |
| cephalopod | 0.827 | 51772 |
| agnathan | 0.822 | 45109 |
| planktonic | 0.821 | 42523 |
| pelycosaur | 0.820 | 97941 |
| phosphatic | 0.819 | 67029 |
| foraminifera | 0.816 | 76900 |
| arthropod | 0.812 | 25908 |
| therapsid | 0.811 | 90941 |
| cnidarian | 0.809 | 82509 |
| benthic | 0.808 | 51985 |
| sea-urchin | 0.807 | 41089 |
| heterostracan | 0.805 | 50341 |
| fossiliferous | 0.804 | 85110 |