Gadilida sp. (NHM_132)

Material examined.

NHM_132 NHMUK 20170077, collected 2013-10-11, 13.75833 -116.69852, 4080 m. http://data.nhm.ac.uk/object/6a1906d9-9ed1-4f6e-a0cf-2d53e2289a01

Description.

Shell slender, smooth, fairly transparent, increasing in diameter to a maximum about 2.5 mm from the anterior aperture, then decreasing towards the mouth. NHM_132 voucher specimen length 16.6 mm, max width 3 mm (Fig. 23D).

Genetic data.

GenBank NHM_132 16S-MF157456, 18S-MF157472.

Remarks.

Forms a unique monophyletic clade distinct from other AB01 specimens. No genetic matches on GenBank. Phylogenetic tree (Fig. 24) supports place ment in order Gadilida . Genetic and image data made available for future study when better specimens available.

Ecology.

Specimen collected from an epibenthic sledge tow across region of sediment and polymetallic nodules.