Helicrenion reticulatum
Photographer: Warén & Bouchet, 1993
Top: holotype apertural view, 1.56 mm
Bottom: paratype 1.10 mm, apical and basal view; Lau Basin
From Denisia 18
Top: holotype apertural view, 1.56 mm
Bottom: paratype 1.10 mm, apical and basal view; Lau Basin
From Denisia 18