| giardia intestinalis | species | eukaryota | invertebrates | species | 5741 |
| giardia intestinalis assemblage a | | | | no rank | 941442 |
| giardia intestinalis assemblage b | no rank | | | no rank | 1394984 |
| giardia intestinalis assemblage e | no rank | | | no rank | 1394985 |
| giardia lamblia atcc 50803 | no rank | eukaryota | invertebrates | no rank | 184922 |
| giardia lamblia p15 | no rank | eukaryota | invertebrates | no rank | 658858 |