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Scalpellum phantasma. Type.
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Scalpellum weltnerianum Pilsbry. Lateral view.
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Scalpellum gonionolum Pilsbry. Lateral view.
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Scalpellum pacificum. Type.
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Scalpellum japonicum biramosum Pilsbry. Right lateral view of the type specimen.
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Scalpellum californicum asseum. Type and a young specimen.
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Scalpellum weltnerianum Pilsbry. Dorsal view.
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Scalpellum gonionotum Pilsbry. Dorsal view.
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Scalpellum pacificum. Detail of structure at base of carina.
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Scalpellum japonicum biramosum Pilsbry. Left lateral view of the type specimen.
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Scalpellum gravulianum secundum. Type.
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Scalpellum larvale. Variety from station 4382, showing changes with growth. Capitula 6 mm long.
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Scalpellum californicum. Rostral plate and adjacent parts.
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Scalpellum gruvelianum. Lateral view.....
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Scalpellum larvale. Variety from station 4382, showing changes with growth. Capitula 10 mm long.
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Scalpellum californicum.
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Scalpellum gruvelianum...ventral details.
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Scalpellum larvale. Type and a young individual.
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Scalpellum gruvelianum....dorsal details.
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Scalpellum larvale. Variety from station 4382, showing changes with growth. Capitula 5 mm long.
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Scalpellum hawaiense. Type, side...view.
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Scalpellum larvale. Variety from station 4382, showing changes with growth. Capitula 3 mm long.
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Scalpellum hawaiense. Type...carinal view.
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Scalpellum japonicum Hoek : Lateral view.
