Lophostigma may refer to:
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''Lophostigma'' (wasp), a genus of wasps in the family
Mutillidae
Velvet ants (Mutillidae) are a family of more than 7,000 species of wasps whose wingless females resemble large, hairy ants. Their common name velvet ant refers to their resemblance to an ant, and their dense pile of hair, which most often is br ...
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''Lophostigma'' (plant), a genus of plants in the family Sapindaceae
{{Genus disambiguation