New sequences of mitochondrial (16S rDNA and cytochrome c oxidase subunit 1, COI) and nuclear (18S rDNA)
markers have been produced for both species from Loki’s Castle, as well as for specimens identified as
Paramytha sp. from Setùbal Canyon off Portugal, and for the following species: Pavelius uschakovi,
Grassleia cf. hydrothermalis, Sosane wireni, Amphicteis ninonae and Samythella neglecta.