Insecta · Hemiptera
Pharaoh Cicada
Magicicada septendecim
Nymphs tunnel and feed on root sap several meters underground for exactly seventeen years before emerging in perfect synchrony, sometimes in densities exceeding a million individuals per hectare.
- Realm
- Terrestrial
- Conservation status
- NTNear Threatened
This range is an occurrence-derived learning extent, not an official assessment range map. See the methodology page for the complete pipeline. GBIF.org occurrence density (GBIF Maps API v2) · 1° global raster; derived from GBIF per-cell occurrence density, vagrant-trimmed by a cumulative record-count threshold, morphologically closed, small-and-distant components pruned, clipped to a Natural Earth 1:110m realm mask.
Method and versionA sample of openly-licensed occurrence records retained after quality filtering. 1436 licence-filtered records across 63 1° cells, retrieved 2026-08-24.
Inspect on GBIFRetained datasets (7)
- GBIF mediated dataset (http://creativecommons.org/publicdomain/zero/1.0/legalcode)
- GBIF mediated dataset (http://creativecommons.org/licenses/by/4.0/legalcode)
- GBIF mediated dataset (http://creativecommons.org/publicdomain/zero/1.0/legalcode)
- GBIF mediated dataset (http://creativecommons.org/publicdomain/zero/1.0/legalcode)
- GBIF mediated dataset (http://creativecommons.org/publicdomain/zero/1.0/legalcode)
- iNaturalist research-grade observations (http://creativecommons.org/licenses/by/4.0/legalcode)
- NMNH Extant Biology (http://creativecommons.org/publicdomain/zero/1.0/legalcode)