Helicoradomenia bisquama

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A, B: Holotype in lateral (A) and ventral view (B, anterior end at left) with part of respiratory papillae protruding from mantle cavity

C: Mantle sclerites

D: Three radula plates of a right row: two plates (above) upon radular membrane (stippled) in dorsofrontal
view, one plate (below) in ventro-abfrontal view showing basal bar with serrations

From Denisia 18

Photographer: Scheltema (2000). Publisher: Allen, Chris.

Scheltema (2000)
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith