You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Estrella Roja; 1.8 mi up road to microwabe tower and La Providencia, from Hwy 190 about 4.0 mi SW of Rizo de Oro Remove constraint Place: Estrella Roja; 1.8 mi up road to microwabe tower and La Providencia, from Hwy 190 about 4.0 mi SW of Rizo de Oro Topic Anthephora Remove constraint Topic: Anthephora