Hornkieselschwamm

German

Etymology

By surface analysis, Horn (horn) +‎ Kiesel (pebble) +‎ Schwamm (sponge).

Noun

Hornkieselschwamm m (strong, genitive Hornkieselschwammes or Hornkieselschwamms, plural Hornkieselschwämme)

  1. demosponge (Demospongiae)

Declension