ECOLOGY OF CRABRONID WASPS FOUND IN TRAP NESTS FROM SPAIN (HYMENOPTERA: SPHECIFORMES) Reference:TORMOS, J., et al. Ecology of crabronid wasps found in trap nests from Spain (Hymenoptera: Spheciformes). Florida Entomologist, 2005, 88.3: 278-284.URL:https://www.jstor.org/stable/3496203