Summary[edit] Description: English: Harmonia quadripunctata (Pontoppidan, 1763). Body length 7 mm (should be correct). Germany: Niedersachsen, Harz mountains, Landkreis Goslar, Haderbacher Teich near Clausthal-Zellerfeld. Date: 20 October 2019. Source: Own work. Author: Francisco Welter-Schultes. Camera location51° 46′ 34.5″ N, 10° 18′ 35.25″ EView all coordinates using: OpenStreetMap 51.776251; 10.309791.