• Horst Kuschel

Dicroloma bicarinata (Münster in Goldfuss, 1841); Malm alpha, bauhini-Horizont; Plettenberg, Germany; pencil drawing by Horst Kuschel

Toarctocera subpunctata (Münster in Goldfuss, 1841); Dogger alpha, Opalinum_Zone, lower Jurassic; Heiningen, Baden-Württemberg State, Germany; 30 mm; 1981; pencil drawing Horst Kuschel