The material of Polychaetes from depths greater than 6000 m obtained by the Galathea-Expedition 1950-52 comprises 21 species, of which 15 were determined to species and 3 only to genus. The remaining 3 are so fragmentary, that they cou!d only be determined to family.
The following species were found:
1. Macellicephala abyssicola FAUVEL
2. Macellicephala hadalis n. sp.
3. Ancistrosyllis constricta SOUTHERN
4. Nereis profundi n. sp.
5. Nepthys elamellata ELIASON
6. Ninoe fusca MOORE
7. Tharyx multifilis MOORE
8. Ilyphagus bythincola CHAMBERLIN
9. Travisia profundi CHAMBERLIN
10. Kesun abyssorum MONRO
1 1. Ammotrypane galatheae n. sp.
12. Maldanella harai (IZUKA)
13. (?) Petaloproctus cirratus MONRO
14. ( ?) Owenia lobopygidiata USCHAKOV
15. Terebellides eurystethus CHAMBERLIN