Figure 2 from: Oliver PG (2015) Description and morphology of the "Juan de Fuca vent mussel", Benthomodiolus erebus sp. n. (Bivalvia, Mytilidae, Bathymodiolinae): "Phylogenetically basal but morphologically advanced". Zoosystematics and Evolution 91(2): 151-165. https://doi.org/10.3897/zse.91.5417

Figure 2 - Gross anatomy of Benthomodiolus erebus sp. n. a after removal of left valve and mantle, b after further removal of the ctenidium, c diagram of the adductor, pedal and byssal musculature