*Idunella bacheleti* sp. nov., une nouvelle espèce de Liljeborgiidae (Crustacea : Amphipoda) du canyon de Capbreton (golfe de Gascogne, Nord-Est de l’océan Atlantique). Lors de la troisième campagne du projet BIOMIN (BIOMIN-3) dans le canyon de …
A new species of Terebellidae, _Pista colini_ sp. n., has been identified from the harbour of Banyuls-sur-Mer, north-western Mediterranean Sea. This new species was found in very high densities, exclusively in gravelly sand deposited manually, and …
This is the first study within the CCFZ describing polynoids species (17 new species and four new genera). Also we provide a reclassification of the subfamilies and comments about polynoids evolution within the deep-sea.
Hesionids are a very speciose group of polychaetes. In the deep sea, they occur in different environments such as hydrothermal vents, cold seeps, abyssal depths or whale falls. In the present study, a new species of Hesionidae, _Hesiospina legendrei_ …
A new species of Eunicidae, _Marphysa victori_ sp. n., has been identified from Arcachon Bay, Bay of Biscay, NE Atlantic. This new species, belonging to the sanguinea complex, is characterised by branchiae with long filaments from chaetigers 26–34, …
A new species of Terebellidae, _Loimia ramzega_ sp. nov., has been identified from North Brittany beaches (English Channel). This new species is characterized by its gigantic size (max 650 mm, live), two pairs of lateral lappets on segments 1 and 3; …
A new species of Ampharetidae, _Anobothrus amourouxi_ sp. nov., has been identified from bathyal depths of the Capbreton Canyon, Bay of Biscay (NE Atlantic Ocean). This new species is characterized by inner branchiae with transversal ciliated ridges, …
_Malmgrenia louiseae_ sp. nov. is described from both the western Mediterranean in the Gulf of Lions, and the north-east Atlantic from off Portugal and the Bay of Biscay. The species was found in muddy sediments in shallow water and is possibly …