Included taxa
Sierwald, P. (1987). Revision der Gattung Thalassius (Arachnida, Araneae, Pisauridae). Verhandlungen des Naturwissenschaftlichen Vereins in Hamburg (NF) 29: 51-142. 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Anahita pallida | Ctenidae | 128 (incertae sedis) | Ctenus pallidus |
| Anahita syriaca | Ctenidae | 128 (incertae sedis) | Ctenus syriacus |
| Ctenus torvus | Ctenidae | 129 (incertae sedis, T from Thalassius) | Ctenus torvus |
| Dolomedes spathularis | Dolomedidae | 128 (incertae sedis, T from Thalassius) | Dolomedes spathularis |
| Nilus albocinctus | Pisauridae | 119, f. 127, 132-140, 143-148 (mf, S of Thalassius cinctus, T. mutillatus and T. simoni) | Thalassius albocinctus |
| Nilus araneoides | Pisauridae | 127 (nomen dubium) | Thalassius araneoides |
| Nilus basimaculatus | Pisauridae | 127 (nomen dubium) | Thalassius basimaculatus |
| Nilus curtus | Pisauridae | 78, f. 1, 5-12, 17-18, 21-34, 42-43, 46, 48, 50-53 (mf, S of Dolomedes aethiops, D. ingens, Thalassius alacer, T. albiabundans, T. auratus, T. batesi, T. biseriatus, T. bukobensis, T. contactus, T. cromei, T. fulvus, T. gressorius, T. inornatus, T. jaundeus, T. kazibius, T. kolosvaryi, T. lanceolatus, T. leucostictus, T. maculatipes, T. malitiosus, T. maruanus, T. mossambicus, T. multimaculatus, T. parallelus, T. poecilis, T. preussi, T. regalis, T. ruwenzoricus, T. schubotzi, T. signatus, T. straeleni, T. trifasciatus, T. tuckeri, T. umbrosus, T. upembanus and T. wittei) | Thalassius spinosissimus |
| Nilus fimbriatus | Pisauridae | 124 (nomen dubium) | Ctenus fimbriatus |
| Nilus guineensis | Pisauridae | 126 (nomen dubium) | Olios guineensis |
| Nilus jayakari | Pisauridae | 114, f. 123-125 (f, S of Thalassius cummingi) | Thalassius jayakari |
| Nilus leo | Pisauridae | 126 (nomen dubium, probable S of Thalassius = Nilus majungensis) | Thalassius leo |
| Nilus margaritatus | Pisauridae | 97, f. 58, 75-89 (mf, S of Thalassius albopunctatus, T. cataractus and T. insulanus) | Thalassius margaritatus |
| Nilus marginatus | Pisauridae | 127 (incertae sedis, unidentifiable) | Ctenus marginatus |
| Nilus massajae | Pisauridae | 85, f. 35-41, 44-45, 49, 54 (Dm, f, S of Thalassius gaerdesi and T. mubaleus) | Thalassius massajae |
| Nilus perincertus | Pisauridae | 127 (nomen dubium) | Thalassius perincertus |
| Nilus phipsoni | Pisauridae | 116, f. 126, 128-131, 141-142 (mf, S of Thalassius affinis and T. lombokanus) | Thalassius phipsoni |
| Nilus pictus | Pisauridae | 109, f. 60-61, 111-115, 119, 121-122 (Dm, f, S of Thalassius insignis) | Thalassius pictus |
| Nilus pseudojuvenilis | Pisauridae | 89, f. 56-57 (Df) | Thalassius pseudojuvenilis |
| Nilus radiatolineatus | Pisauridae | 102, f. 55, 90-102, 116-117 (Dm, f, S of Thalassius brunneopictus, T. kaestneri and T. marfieldi) | Thalassius radiatolineatus |
| Nilus rossi | Pisauridae | 105, f. 59, 103-110, 118, 120 (mf, S of Thalassius harpago) | Thalassius rossii |
| Nilus rubromaculatus | Pisauridae | 92, f. 2-4, 19-20, 47, 62-74 (mf, removed from S of Thalassius guineensis [rejecting Roewer, 1955b: 305], S of T. formosus and T. guineensis annulatus) | Thalassius rubromaculatus |
Genera
No genus found for this reference