Cicurina baronia is a rare species of spider in the family Cicurinidae known by the common name Robber Baron cave meshweaver. The species is endemic to the San Antonio, Texas area of the United States. It is one of nine species deemed the Bexar County Invertebrates, as all nine are found in similar cave environments in the central region of Texas. These species range in size from one millimetre to one centimetre. They are also eyeless or essentially eyeless and pale in coloration.

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