Biogeographical distribution of Hartaetosiga strains (Choanoflagellatea, Craspedida, Salpingoecidae) including morphological and transcriptomic data from a transect across the Atlantic Ocean.

The genus Hartaetosiga Carr, Richter and Nitsche, 2017 comprised up to now only three species, H. gracilis (Kent) Carr, Richter, Nitsche, 2017, H. balthica (Wylezich and Karpov) Carr, Richter and Nitsche, 2017 and H.