publicaties
Vervoort, W. 1964. Notes on the distribution of Garveia franciscana (Torrey, 1902) and Cordylophora caspia (Pallas, 1771) in The Netherlands. - Zoöl.Meded. 39: 125-146.
Vervoort, W. 1964. Notes on the distribution of Garveia franciscana (Torrey, 1902) and Cordylophora caspia (Pallas, 1771) in The Netherlands. - Zoöl.Meded. 39: 125-146.