page_title: Lacunolabial scale
hierarchical_section_title: Lacunolabial scale
caption_attribution_description: Bothriechis aurifer, closeup of the of the head.
context_page_description: The lacunolabial scale is a large scale that forms in some crotaline snakes when the prelacunal scale fuses with the second supralabial scale. In such cases, it is often said that "the second labial enters the pit."
context_section_description: The lacunolabial scale is a large scale that forms in some crotaline snakes (pitvipers) when the prelacunal scale fuses with the second (rarely the third) supralabial scale. In such cases, it is often said that "the second labial enters the pit."
caption: Bothriechis aurifer
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