FURTHER RECORDS OF FREE-LIVING NEMATODES 281
All the specimens are deposited in the collections of the British
Museum (Natural History).
All new British records are marked with an asterisk.
Family Oxystomatidae
Oxystomatina elongata (Butschli, 1874)
Sample 3.
Thalassoalaimus tardus de Man, 1893
Samples 1 and 3 (common in sample 1).
Trefusia longicauda de Man, 1893
Sample 1.
Family Enoplidae
Enoplus brevis Bastian, 1865
Sample 1.
Family Oncholaimidae
Adoncholaimus fuscus (Bastian, 1865)
Sample 1.
Adoncholaimus thaiassophygas (de Man, 1876)
Sample 3.
Anoplostoma vivipara (Bastian, 1865)
Samples 1 and 2 (common in both samples).
Metoncholaimus albidus (Bastian, 1865)
Sample 2.
*Viscosia abyssorum (Allgen, 1933)
Sample 2. Originally described from the coast of Norway.
New British record.
Viscosia glabra (Bastian, 1865)
Sample 1.
Viscosia viscosa (Bastian, 1865)
Samples 2 and 3 (fairly common in both samples).
Family Dorylaimidae
Dorylaimus sp.
Sample 1 (only one female). Although a few species of this
genus have been reported from marine habitats before most
records are from soil and fresh water.
Family Cyatholaimidae
Cyatholaimus gracilis (Eberth, 1863)
Samples 2 and 3 (fairly common in both samples).
Cyatholaimus punctatus Bastian, 1865
Sample 2 (only a few specimens).
*Paracanthonchus spectabilis Allgen, 1931
Samples 1 and 3. New British record.
Family Choanolaimidae
Halichoanalaimus robustus (Bastian, 1865)
Samples 1 and 2 (fairly common in both samples).