| carotid artery | http://purl.obolibrary.org/obo/MAT_0000501 | carotid artery | |
| external carotid artery | http://purl.obolibrary.org/obo/MAT_0000501 | carotid artery | |
| future diaphragm | http://purl.obolibrary.org/obo/MAT_0000502 | diaphragm | |
| diaphragm | http://purl.obolibrary.org/obo/MAT_0000502 | diaphragm | |
| seminiferous tubule | http://purl.obolibrary.org/obo/MAT_0000503 | seminiferous tubule | |
| substantia nigra | http://purl.obolibrary.org/obo/MAT_0000504 | substantia nigra | |
| frontal lobe | http://purl.obolibrary.org/obo/MAT_0000505 | frontal lobe | |
| parietal lobe | http://purl.obolibrary.org/obo/MAT_0000506 | parietal lobe | |
| occipital lobe | http://purl.obolibrary.org/obo/MAT_0000507 | occipital lobe | |
| temporal lobe | http://purl.obolibrary.org/obo/MAT_0000508 | temporal lobe | |
| striate cortex | http://purl.obolibrary.org/obo/MAT_0000509 | visual cortex | |
| visual cortex | http://purl.obolibrary.org/obo/MAT_0000509 | visual cortex | |
| globus pallidus | http://purl.obolibrary.org/obo/MAT_0000510 | globus pallidus | |
| trigeminal ganglion | http://purl.obolibrary.org/obo/MAT_0000511 | trigeminal ganglion | |
| accumbens nucleus | http://purl.obolibrary.org/obo/MAT_0000512 | accumbens nucleus | |
| caudate nucleus | http://purl.obolibrary.org/obo/MAT_0000513 | caudate nucleus | |
| reproductive system - plant | http://purl.obolibrary.org/obo/MAT_0000514 | reproductive system - plant | |
| stamen | http://purl.obolibrary.org/obo/MAT_0000515 | stamen | |
| carpel | http://purl.obolibrary.org/obo/MAT_0000516 | carpel | |
| ovary - plant | http://purl.obolibrary.org/obo/MAT_0000517 | ovary - plant | |
| developmental tissue - plant | http://purl.obolibrary.org/obo/MAT_0000518 | developmental tissue - plant | |
| zygote | http://purl.obolibrary.org/obo/MAT_0000521 | plant zygote | |
| plant zygote | http://purl.obolibrary.org/obo/MAT_0000521 | plant zygote | |
| amphibia (AAO) | http://purl.obolibrary.org/obo/MAT_0000523 | amphibia (AAO) | |
| stigma | http://purl.obolibrary.org/obo/MAT_0000524 | stigma | |
| histoblast | http://purl.obolibrary.org/obo/MAT_0000525 | histoblast | |
| colon | http://purl.obolibrary.org/obo/MAT_0000526 | colon | |
| posterior intestine - zebrafish | http://purl.obolibrary.org/obo/MAT_0000526 | colon | |
| definitive endoderm | http://purl.obolibrary.org/obo/MAT_0000527 | definitive endoderm | |
| zygote | http://purl.obolibrary.org/obo/MAT_0000528 | fetilized egg | |