| [12475] Diadesmis laevissima | Appellations de Taxon | 12475 |
| [12476] Diadesmis latestriata | Appellations de Taxon | 12476 |
| [12477] Denticula lauta | Appellations de Taxon | 12477 |
| [12478] Dimeregramma hyalinum | Appellations de Taxon | 12478 |
| [12479] Dimeregramma maculatum | Appellations de Taxon | 12479 |
| [1248] Scorpidium | Appellations de Taxon | 1248 |
| [12480] Dimeregramma minor | Appellations de Taxon | 12480 |
| [12481] Dimeregramma marinum | Appellations de Taxon | 12481 |
| [12482] Diadesmis implicata | Appellations de Taxon | 12482 |
| [12483] Diploneis incurvata var. incurvata | Appellations de Taxon | 12483 |
| [12484] Diadesmis ingeae | Appellations de Taxon | 12484 |
| [12485] Diploneis novaeseelandiae | Appellations de Taxon | 12485 |
| [12486] Dicladia japonica | Appellations de Taxon | 12486 |
| [12487] Delicata judaica | Appellations de Taxon | 12487 |
| [12488] Diploneis kahlii | Appellations de Taxon | 12488 |
| [12489] Delphineis karstenii | Appellations de Taxon | 12489 |
| [1249] Scorpidium scorpioides | Appellations de Taxon | 1249 |
| [12490] Diploneis kawabatae | Appellations de Taxon | 12490 |
| [12491] Delphineis kippae | Appellations de Taxon | 12491 |
| [12493] Diadesmis langebertalotii | Appellations de Taxon | 12493 |
| [12494] Diploneis litoralis var. clathrata | Appellations de Taxon | 12494 |
| [12495] Diatomella lecohui | Appellations de Taxon | 12495 |
| [12496] Diploneis lineata | Appellations de Taxon | 12496 |
| [12497] Diploneis litoralis var. litoralis | Appellations de Taxon | 12497 |
| [12498] Delphineis livingstonii | Appellations de Taxon | 12498 |
| [12499] Delicata minuta | Appellations de Taxon | 12499 |
| [125] Capnioneura mitis | Appellations de Taxon | 125 |
| [1250] Bartramiaceae | Appellations de Taxon | 1250 |
| [12500] Diademoides luxuriosa | Appellations de Taxon | 12500 |
| [12501] Diploneis mirabilis | Appellations de Taxon | 12501 |
| [12502] Dicladia mitra | Appellations de Taxon | 12502 |
| [12503] Dimeregramma maculatum f. mercuryensis | Appellations de Taxon | 12503 |
| [12504] Dimeregramma minor var. nana | Appellations de Taxon | 12504 |
| [12505] Diatoma moniliformis abnormal form | Appellations de Taxon | 12505 |
| [12506] Diploneis nitescens | Appellations de Taxon | 12506 |
| [12507] Diploneis notabilis var. oblonga | Appellations de Taxon | 12507 |
| [12508] Diploneis notabilis | Appellations de Taxon | 12508 |
| [12509] Delphineis novaecaesaraea | Appellations de Taxon | 12509 |
| [1251] Bartramia | Appellations de Taxon | 1251 |
| [12510] Diploneis ovalis subsp. arctica | Appellations de Taxon | 12510 |
| [12511] Diploneis ostracodarum | Appellations de Taxon | 12511 |
| [12512] Diatomella ouenkohana | Appellations de Taxon | 12512 |
| [12513] Diploneis parca | Appellations de Taxon | 12513 |
| [12514] Diadesmis pantropica | Appellations de Taxon | 12514 |
| [12515] Diploneis papula var. papula | Appellations de Taxon | 12515 |
| [12516] Diadesmis paracontenta ssp. magisconcava | Appellations de Taxon | 12516 |
| [12517] Diploneis pneumatica | Appellations de Taxon | 12517 |
| [12518] Druridgia compressa | Appellations de Taxon | 12518 |
| [12519] Dickieia resistans | Appellations de Taxon | 12519 |
| [1252] Bartramia pomiformis | Appellations de Taxon | 1252 |