Gadilida sp. (NHM_192)

Material examined.

NHM_192 NHMUK 20170075, collected 2013-10-13, 13.93482 -116.55018, 4082 m. http://data.nhm.ac.uk/object/fc0e3ae8-9cce-46a0-bb8b-fafe0e2cb46b

Description .

Slender, smooth, transparent, annular growth increments, maximum diameter at mouth. Voucher NHM_192, length 4 mm, maximum width 0.5 mm (Fig. 23B).

Genetic data.

GenBank NHM_192 16S-MF157459, 18S-MF157483.

Remarks.

Forms a unique monophyletic clade distinct from other AB01 specimens. No genetic matches on GenBank. Phylogenetic tree (Fig. 24) supports placement in order Gadilida with NHM_345. 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.