| author | date | title | journal / publication | Muller, Y. | 2004 | Faune et flore du littoral du Nord, du Pas-de-Calais et de la Belgique: inventaire. | Commission Régionale de Biologie Région Nord Pas-de-Calais: France. 307 pp., available online at http://www.vliz.be/imisdocs/publications/145561.pdf |
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| Scanorhynchus forcipatus Karling, 1955 | [with synonyms] | w | other research on this sp. | |
| Amphirhynchus caudatus Schilke, 1970 | w | other research on this sp. | ||
| Placorhynchus octaculeatus octaculeatus Karling, 1931 | w | other research on this sp. | ||
| Ptychopera westbladi (Luther, 1943) Den Hartog, 1964 | [with synonyms] | w | other research on this sp. | |
| Plagiostomum vittatum (Frey & Leuckart, 1847) | [with synonyms] | w | other research on this sp. | |
| Psittacorhynchus verweyi den Hartog, 1968 | w | other research on this sp. | ||
| Baltoplana magna Karling, 1949 | [with synonyms] | w | other research on this sp. |