Systematics and Biology of the New World Thief Ants of the Genus Solenopsis (hymenoptera: Formicidae)

“The authors’ iron-willed determination, gluttony for work, and team-effort, persevered over the difficulties and risks, finally permitting a preliminary revision of the New World species of Solenopsis … let this opus be the key and light to encourage and guide further exploration of this group of ants.”
Prof. John Lattke,
Universidad Central de Venezuela

Introduction
Significance
Taxonomic history of the thief ants within Solenopsis
Materials and Methods
Sources of material
Designation of lectotypes
Morphological characters
Measurements and indices
Delineation of species limits
Description of the genus Solenopsis
Distribution and natural history
Revision of the thief ants
Synonymic list of species of the thief ants of the genus Solenopsis
Taxa excluded from or moved to Solenopsis
species complexes
Key to the species complexes of the genus Solenopsis
in the New World
Clave de a los complejos de especies del genero Solenopsis en el Nuevo Mundo
brevicornis species complex
Clave para las obreras del complejo brevicornis
Key to the workers of North American species of the fugax complex
Clave para las obreras del complejo fugax en America al Norte de Colombia
Key to the workers of the South American species of the fugax complex
Clave para las obreras del complejo fugax en Sur America
globularia species complex
Key to workers of the globularia complex
Clave para las obreras del complejo globularia
molesta species complex
Key to workers (north of Colombia)of the species of the molesta complex
Clave para las obreras del complejo molesta (America al norte de Colombia)
Key to workers of South American species of the molesta complex
Clave para las obreras del complejo molesta en Suramerica
nigella species complex
Key to the workers of New World species of the nigella complex
pygmaea species complex
Key to the species of the pygmaea complex
stricta species complex
Key to workers of the stricta compex
Key to workers of the wasmannii species complex
Solenopsis abdita Thompson
Solenopsis abjectior Pacheco and Mackay
Solenopsis altinodis Forel
Solenopsis andina Santschi
Solenopsis azteca Forel
Solenopsis basalis Forel
Solenopsis bicolor Emery, NEW COMBINATION
Solenopsis brevicornis Emery
Solenopsis bucki Kempf
Solenopsis carolinensis Forel
Solenopsis castor Forel
Solenopsis clytemnestra Emery
Solenopsis conjurata Wheeler
Solenopsis coricalis Forel
Solenopsis decipiens Emery
Solenopsis desecheoensis Mann
Solenopsis dysderces Snelling
Solenopsis emiliae Santschi, NEW STATUS
Solenopsis franki Forel
Solenopsis gensterblumi Forel, NEW STATUS
Solenopsis germaini Emery
Solenopsis globularia Smith
Solenopsis gnoma Pacheco, Herrera & Mackay
Solenopsis goeldii Forel
Solenopsis hayemi Forel
Solenopsis helena Emery
Solenopsis iheringi Forel
Solenopsis impolita Moreno, Mackay & Pacheco, NEW SPECIES
Solenopsis isopilis Pacheco, & Mackay, NEW SPECIES
Solenopsis joergenseni Santschi
Solenopsis johnsoni Pacheco, Mackay & Moreno, NEW SPECIES
Solenopsis krockowi Wheeler
Solenopsis laeviceps Mayr
Solenopsis latastei Emery
Solenopsis leptanilloides Santschi
Solenopsis longinoi Pacheco & Mackay, NEW SPECIES
Solenopsis loretana Santschi
Solenopsis lucayensis Wheeler
Solenopsis maboya Snelling
Solenopsis macrops Santschi
Solenopsis major Forel
Solenopsis melina Pacheco & Mackay, NEW SPECIES
Solenopsis metanotalis Emery
Solenopsis minutissima Emery
Solenopsis molesta (Say)
Solenopsis nickersoni Thompson
Solenopsis nigella Emery
Solenopsis ocellata Moreno, Mackay & Pacheco, NEW SPECIES
Solenopsis oculata Santschi
Solenopsis orestes Forel
Solenopsis parva Mayr
Solenopsis patagonica Emery
Solenopsis patriciae Pacheco & Mackay, NEW SPECIES
Solenopsis pergandei Forel
Solenopsis photophila Santschi
Solenopsis picea Emery
Solenopsis picta Emery
Solenopsis pilosula Wheeler
Solenopsis pollux Forel
Solenopsis pulleni Pacheco, Mackay, & Moreno, NEW SPECIES
Solenopsis pygmaea Forel
Solenopsis quadridentata Pacheco, Mackay & Moreno, NEW SPECIES
Solenopsis rosella Kennedy, NEW STATUS
Solenopsis rugiceps Mayr
Solenopsis salina Wheeler
Solenopsis schilleri Santschi
Solenopsis shiptoni Forel
Solenopsis striata Pacheco & Mackay, NEW SPECIES
Solenopsis stricta Emery
Solenopsis subterranean Mackay and Vinson
Solenopsis subtilis Emery
Solenopsis succinea Emery
Solenopsis sulfurea (Roger)
Solenopsis tennesseensis Smith
Solenopsis tenuis Mayr
Solenopsis Terricola Menozzi AND MORE