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Theodoria walleni (Mortensen) USNM 44685 ventral view Scale : 5 cm
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Theodoria walleni (Mortensen) USNM 44685 dorsal view Scale : 5 cm
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Ophionotus hexactis (Smith, EA) (USNM E44039) ventral view Scale : 5 cm
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Ophionotus hexactis (Smith, EA) (USNM E44039) mouth Scale : 5 cm
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Ophionotus hexactus (Smith, EA) (USNM E44850) dorsal view Scale : 3 cm
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Ophionotus hexactus (Smith, EA) (USNM E44850) ventral view Scale : 3 cm
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Ophionotus hexactis (Smith, EA) (USNM E44039) dorsal view Scale : 5 cm
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Ventral view, dry specimen
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Dorsal arm view, dry specimen
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Dorsal view, dry specimen
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Dorsal view, dry specimen
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Ventral view, dry specimen
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Ventral view, dry specimen
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Dorsal view, dry specimen
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Ventral view, dry specimen
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Dorsal arm view, dry specimen
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Dorsal view, dry specimen
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Ventral view, dry specimen
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Dorsal view, dry specimen
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Dorsal view, dry specimen
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Ventral view, dry specimen
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Ophiocten dubium Koehler (USNM E43687) dorsal view Scale : 1 cm
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Ophiocten dubium Koehler (USNM E43954) dorsal view Scale : 3 cm
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Ophiocten dubium Koehler (USNM E43954) disc, arms dorsal view Scale : 7 mm