| 20b Shale Deserts and Sedimentary Basins |
| 20c Semiarid Benchlands and Canyonlands |
| 20d Arid Canyonlands |
| 21a Alpine Zone |
| 21b Crystalline Subalpine Forests |
| 21c Crystalline Mid-Elevation Forests |
| 21d Foothill Shrublands |
| 21e Sedimentary Subalpine Forests |
| 21f Sedimentary Mid-Elevation Forests |
| 21g Volcanic Subalpine Forests |
| 21h Volcanic Mid-Elevation Forests |
| 21j Grassland Parks |
| 22a San Luis Shrublands and Hills |
| 22b San Luis Alluvial Flats and Wetlands |
| 22f Taos Plateau |
| 22g Rio Grande Floodplain |
| 22h North Central New Mexico Valleys and Mesas |
| 22i San Juan/Chaco Tablelands and Mesas |
| 22j Semiarid Tablelands |
| 22k Lava Malpais |
| 22l Plains of San Agustin |
| 22m Albuquerque Basin |
| 22n Near-Rockies Valleys and Mesas |
| 23a Chihuahuan Desert Slopes |
| 23b Madrean Lower Montane Woodlands |
| 23c Montane Conifer Forests |
| 23d Arizona/New Mexico Subalpine Forests |
| 23e Conifer Woodlands and Savannas |
| 23f Rocky Mountain Conifer Forests |
| 23g Rocky Mountain Subalpine Forests |
| 23j Northern Woodlands and Sagebrush |
| 23l Mogollon Transition Conifer Forests |
| 24a Chihuahuan Basins and Playas |
| 24b Chihuahuan Desert Grasslands |
| 24c Low Mountains and Bajadas |
| 24d Chihuahuan Montane Woodlands |
| 24f Rio Grande Floodplain |
| 24g Gypsiferous Dunes |
| 24h Lava Malpais |
| 25b Rolling Sand Plains |
| 25c Moderate Relief Plains |
| 25e Canadian/Cimarron High Plains |
| 25i Llano Estacado |
| 25j Shinnery Sands |
| 25k Arid Llano Estacado |
| 26d Semiarid Canadian Breaks |
| 26f Mesa de Maya/Black Mesa |
| 26h Pinyon-Juniper Woodlands and Savannas |
| 26l Upper Canadian Plateau |
| 26m Canadian Canyons |
| 26n Conchas/Pecos Plains |
| 26o Central New Mexico Plains |
| 26p Pluvial Lake Basins |
| 26q Southern New Mexico Dissected Plains |
| 79a Apachian Valleys and Low Hills |
| 79b Lower Madrean Woodlands |
| 79c Madrean Pine-Oak and Mixed Conifer Forests |
| 79e Madrean Basin Grasslands |
