| Additional Sinistral Species | 
		
			| Pila ampullacea 
(Linnaeus, 1758) | 
		
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			| Mactan Island, Cebu, Philippines (58 mm.) | 
		
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			 Cymbiola vespertilio 
(Linnaeus, 1758) | 
			 Volegalea cochlidium 
(Linnaeus, 1758) | 
		
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			Tioman Island, Malaysia (53 mm.) | Sri Lanka (sinistral, left, 66 mm.) - 
			Philippines (right) | 
		
			| Euplica scripta (Lamarck, 1822) | Volegalea myristica (Röding, 1798) | 
		
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			| Philippines (10.8 mm.). Digital image by Simon 
			Aiken. | Philippines (45 mm.). Digital image by Simon 
			Aiken. | 
		
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			Discus rotundatus 
			(Müller, 1774)
			Rotund Disc | 
			
			
			Trochulus 
			
			hispidus (Linnaeus, 1758) Hairy Helicellid | 
		
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			| Mesodon clausus 
			(Say, 1821) Yellow Globelet | Discus whitneyi anthonyi (Pilsbry, 1906) | 
		
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			Cryptospira ventricosa 
			(G. Fischer, 1807) | Marginella lutea G. B. Sowerby II, 
			1889 | 
		
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			|  Marginella piperata 
Hinds, 1844 | Cymbiola vespertilio (Linnaeus, 
			1758) | 
		
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			| Adamsiella irrorata 
			Gloyne, 1875 | Buccinum undatum Linnaeus, 1758 | 
		
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			Cymbium cymbium (Linnaeus, 1758) | 
			
			Cymbium marmoratum 
			(Link, 1807) | 
		
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			Cymbium pachyus 
			(Pallary, 1930) | 
			
			Cymbium pepo 
			
			([Lightfoot], 1786) | 
		
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			![Cymbium pepo ([Lightfoot], 1786)](323sa.jpg) | 
		
			| Neptunea cumingii 
Crosse, 1862 |  | 
		
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			Rolleia 
			species (undescribed) 
			Teratologic 
			Heterostrophic Specimen | 
		
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			Cepaea
			nemoralis (Linnaeus, 1758) Grovesnail | 
		
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