Pepsis esmeralda Vardy, 2005:281, ♂♀. Holotype ♂, French Guiana: Mana River, vi.1917 (Carnegie Museum of Natural History, Pittsburgh, Pennsylvania); Paratype 1 ♀, Oyapok River, Pied Saut, xii.1917 (Carnegie Museum of Natural History, Pittsburgh, Pennsylvania, leg. Klages); Paratype 1 ♀, Gourdonville, x.1914 (Muséum National d’Histoire Naturelle, Paris, leg. Benoist); Paratype 1 ♀, Coppename River, Raleigh Falls, 12.vii.1963 (Rijksmuseum van Natuurlijke Historie [now Nationaal Natuurhistorisch Museum, Leiden], leg. v.d. Vecht); Paratype 1 ♀, Amapá, Serra do Navio, 25.v.1964 (California Academy of Sciences, San Francisco, leg. Ross); Paratype 1 ♂, Saül, Pont Belvédère, Malaise trap, i.2001 (Wahis, leg. Tarin, Braet); Paratype 1 ♂, Amazonas, Manaos, vi.1972 (American Entomological Institute, Gainesville, Florida, leg. Oliveira); Paratypes 1 ♀, 1 ♂, French Guiana: Mana River, vi.1917 (British Museum (Natural History) [now The Natural History Museum, London], Carnegie Museum of Natural History, Pittsburgh, Pennsylvania); Paratypes 2 ♀♀, Marowijne, Lawa, Anapaike, 19 & 25.xi.1963 (British Museum (Natural History) [now The Natural History Museum, London], Rijksmuseum van Natuurlijke Historie [now Nationaal Natuurhistorisch Museum, Leiden], leg. Ligorie). - Vardy, 2005Vardy, C.R. 2005. The New World tarantula-hawk wasp genus Pepsis Fabricius (Hymenoptera: Pompilidae). Part 3. The P. inclyta- to P. auriguttata-groups. Zoologische Mededelingen Leiden 79 (5):1-305. (distribution), 282 (distribution), 31 (key male), 74 (key female); Fernández et al., 2022Fernández, F., J. Rodriguez, C. Waichert, B. Decker & J. Pitts 2022. Twenty two years later: An updated checklist of Neotropical spider wasps (Hymenoptera: Pompilidae). Zootaxa 5116 (4):451-503. (distribution).