1953. Notes on the nesting and hibernation of the wasp, Mischocyttarus flavitarsis (De Saussure) (Hymenoptera: Vespidae). Journal of the Kansas Entomological Society 26:143-145.

1954a. The host of Myrmosula rutilans (Blake) (Hymenoptera: Tiphiidae). Pac-Pacific Entomologist 30:124.

1954b. Records of Exomalopsis sidae in California and Baja California (Hymenoptera: Anthophoridae). Pac-Pacific Entomologist 30:145.

1954c. wasps of the genus Polistes in California and Arizona (Hymenoptera: Vespidae). Journal of the Kansas Entomological Society 27:151-155.

1955. Notes on some Polistes in the American Museum of Natural History, with descriptions of new North American subspecies (Hymenoptera: Vespidae). American Museum Novitates 1701:1-9.

1956. Bees of the genus Centris in California (Hymenoptera: Anthophoridae). Pac-Pacific Entomologist 32:1-8.

1962. Notes on the distribution of some Southwestern megachilids, with descriptions of three new forms (Hymenoptera: Megachilidae). Pac-Pacific Entomologist 38:225-234.

1963a. The United States species of "Fire Ants" of the genus Solenopsis Westwood (Hymenoptera: Formicidae), with synonymy of S. aurea Wheeler. Occasional Papers, California Department of Agriculture, Bureau of Entomology 3:1-12.

1963b. The evaniid wasps of California (Hymenoptera: Evaniidae). Pac-Pacific Entomologist 39:107-108.

1963c.A host of Macrosaigon cruentum (Germar) in Georgia (Coleoptera: Rhipiphoridae). Pac-Pacific Entomologist 39:87-88.

1965a. Studies on California Ants. 1. Leptothorax hirticornis Emery, a new host and descriptions of the female and ergatoid male (Hymenoptera: Formicidae). Bulletin of the Southern California Academy of Sciences 64:16-21.

1965b. Studies on California Ants. 2. Myrmecina californica M. R. Smith (Hymenoptera: Formicidae). Bulletin of the Southern California Academy of Sciences 64:101-105.

1966a. The female of Eucryptocerus placidus (F. Smith) (Hymenoptera: Formicidae). Bulletin of the Southern California Academy of Sciences 65:37-40.

1966b. A new species of Heteranthidium from California (Hymenoptera: Megachilidae). Contributions in Science, Los Angeles County Museum No. 97, 8 pp.

1966c. Studies on North American bees of the genus Hylaeus. 1. Distribution of the Western species of the subgenus Prosopis with descriptions of new forms (Hymenoptera: Colletidae). Contributions in Sciences, Los Angeles County Museum No. 98, 13 pp.

1966d. Studies on North American bees of the genus Hylaeus. 2. Descriptions of a new subgenus and species (Hymenoptera: Colletidae). Proceedings of the Biological Society of Washington 70:139-144.

1966e. Studies on North American bees of the genus Hylaeus. 3. The Nearctic subgenera (Hymenoptera: Colletidae). Bulletin of the Southern California Academy of Sciences 65:164-175.

1966f. The taxonomy and nomenclature of some North American bees of the genus Centris with descriptions of new species (Hymenoptera: Anthophoridae). Contributions in Science, Los Angeles County Museum No. 112, 33 pp.

1967a. Studies on California Ants. 3. The taxonomic status of Proceratium californicum Cook (Hymenoptera: Formicidae). Contributions in Science, Natural History Museum of Los Angeles County No. 124, 10 pp.

1967b. Description of a new subgenus of Osmia (Hymenoptera: Megachilidae). Bulletin of the Southern California Academy of Sciences 66:103-108.

1968a. Taxonomic notes on some Mexican cephalotine Ants (Hymenoptera: Formicidae). Contributions in Science, Natural History Museum of Los Angeles County No. 132, 10 pp.

1968b. Studies on North American bees of the genus Hylaeus. 4. The subgenera Cephalylaeus, Metziella and Hylaeana (Hymenoptera: Colletidae). Contributions in Science, Natural History Museum of Los Angeles County No. 144, 6 pp.

1968c. Honey-ants, the industrious socialites. (Popular Article) Museum Alliance Quarterly 7:14-18.

1968d. A new species of Eurhopalothrix from El Salvador (Hymenoptera: Formicidae). Contributions in Science, Natural History Museum of Los Angeles County No. 154, 4 pp.

1968e. Studies on California Ants. 4. Two Species of Camponotus (Hymenoptera: Formicidae). Proceedings of the Entomological Society of Washington 70:350-358.

1969a. The repository of the T. W. Cook ant types (Hymenoptera: Formicidae). Bulletin of the Southern California Academy of Sciences 68:57-58.

1969b. Taxonomic notes on the Myrmecocystus melliger complex (Hymenoptera: Formicidae). Contributions in Science, Natural History Museum of Los Angeles County No. 170, 9 pp.

1969c. The Philippine subgenus Hoploprosopis of Hylaeus (Hymenoptera: Colletidae). Contributions in Science, Natural History Museum of Los Angeles County No. 171, 5 pp.

1969d. Notes on the systematics and dulosis of some Western species of Formica, subgenus Raptiformica (Hymenoptera: Formicidae). Proceedings of the Entomological Society of Washington 71:194-197.

1970a. Studies on North American bees of the genus Hylaeus 5. The subgenera Hylaeus, s. str. and Paraprosopis (Hymenoptera: Colletidae). Contributions in Science, Natural History Museum of Los Angeles County No. 180, 59 pp.

1970b. Ant warfare - offensive and defensive maneuvers. (Popular Article) Museum Alliance Quarterly 8:10-15.

1970c. The Hylaeus of the Bonin Islands, Western Pacific Ocean (Hymenoptera: Colletidae). Bulletin of the Southern California Academy of Sciences 69:1-19.

1970d. The social wasps of Lower California, Mexico (Hymenoptera: Vespidae). Contributions in Science, Natural History Museum of Los Angeles County No. 197, 20 pp.

1970e. Studies on California Ants. 5. Revisionary notes on some species Camponotus, subgenus Tanaemyrmex (Hymenoptera: Formicidae). Proceedings of the Entomological Society of Washington 72:390-397.

1971a. Studies on California Ants. 6. Three new species of Myrmecocystus (Hymenoptera: Formicidae). Contributions in Science, Natural History Museum of Los Angeles County No. 214, 16 pp.

1971b. A new species of Simopelta from Costa Rica (Hymenoptera: Formicidae). Bulletin of the Southern California Academy of Sciences 70:16-17.

1973a. Two ant genera new to the United States (Hymenoptera: Formicidae). Contributions in Science, Natural History Museum of Los Angeles County No. 236, 9 pp.

1973b. The ant genus Conomyrma in the United States (Hymenoptera: Formicidae). Contributions in Science, Natural History Museum of Los Angeles County No. 238, 6 pp.

1973c. Studies on California Ants. 7. The genus Stenamma (Hymenoptera: Formicidae). Contributions in Science, Natural History Museum of Los Angeles County No. 245, 48 pp.

1974a. Notes on the distribution and taxonomy of some North American Centris (Hymenoptera: Anthophoridae). Contributions in Science, Natural History Museum of Los Angeles County No. 259, 41 pp.

1974b. High rise in the ant world. (Popular Article) Terra 12:15-17.

1974c. Studies on California Ants. 8. A new species of Cardiocondyla (Hymenoptera: Formicidae). Journal of the New York Entomological Society 82:76-81.

1974d. Changes in the status of some North American Polistes (Hymenoptera: Vespidae). Proceedings of the Entomological Society of Washington 76:476-479.

1975a. A new North American genus of Eumenidae (Hymenoptera: Vespoidea). Proceedings of the Entomological Society of Washington 77:56-58.

1975b. Range extension of two Heteranthidium, with description of H. cordaticeps male (Hymenoptera: Megachilidae). Proceedings of the Entomological Society of Washington 77:87-90.

1975c. Taxonomic notes on some colletid bees of Western North America with descriptions of new species (Hymenoptera: Colletidae). Contributions in Science, Natural History Museum of Los Angeles County No. 267, 9 pp.

1975d. Descriptions of new Chilean ant taxa (Hymenoptera: Formicidae). Contributions in Science, Natural History Museum of Los Angeles County No. 274, 19 pp.

1976. A revision of the honey ants, genus Myrmecocystus (Hymenoptera: Formicidae). Science Bulletin of the Natural History Museum of Los Angeles County No. 24, 163 pp.

1979a. Three new species of the Palaeotropical arboreal ant genus Catalaucus (Hymenoptera: Formicidae). Contributions in Science, Natural History Museum of Los Angeles County No. 315, 8 pp.

1979b. Aphomomyrmex and a related new genus of arboreal African ants (Hymenoptera: Formicidae). Contributions in Science, Natural History Museum of Los Angeles County No. 316, 8 pp.

1980a. The bee genus Bicornelia (Hymenoptera: Colletidae). Contributions in Science, Natural History Museum of Los Angeles County No. 327, 6 pp.

1980b. New bees of genus Hylaeus from Sri Lanka and India (Hymenoptera: Colletidae). Contributions in Science, Natural History Museum of Los Angeles County No. 328, 18 pp.

1981. Systematics of social Hymenoptera. In "The Social Insects" (H. Hermann, Ed.), Academic Press, New York Vol. 2, pp. 369-453.

1982a. The taxonomy and distribution of some North American Pogonomyrmex and descriptions of two new species (Hymenoptera: Formicidae). Bulletin of the Southern California Academy of Sciences 80:97-112.

1982b. The taxonomy of some Neotropical Hylaeus and descriptions of new taxa (Hymenoptera: Colletidae). Bulletin of the Southern California Academy of Sciences 81:1-25.

1982c. A revision of the honey ants, genus Myrmecocystus, First Supplement (Hymenoptera: Formicidae). Bulletin of the Southern California Academy of Sciences 81:69-86.

1983a. Studies on North American bees of the genus Hylaeus. 6. An Adventive Palaearctic Species in Southern California (Hymenoptera: Colletidae). Bulletin of the Southern California Academy of Sciences 82:12-16.

1983b. The North American Species of the bee genus Lithurge (Hymenoptera: Megachilidae). Contributions in Science, Natural History Museum of Los Angeles County No. 343, 11 pp.

1983c. Taxonomic and nomenclatural studies on American polistine wasps (Hymenoptera: Vespidae). Pac-Pacific Entomologist 59:267-280.

1983d. Prey-stalking behavior of a thomisid spider, Xysticus californicus Keyserling (Araneae: Thomisidae). Entomological News 94:201-203.

1984a. Notes on distribution of evaniid wasps in Western North America (Hymenoptera: Evaniidae). Entomological News 95:27-28.

1984b. Studies on the taxonomy and distribution of American centridine bees (Hymenoptera: Anthophoridae). Contributions in Science, Natural History Museum of Los Angeles County No. 347, 69 pp.

1985. The systematics of the Hylaeine bees (Hymenoptera: Colletidae) of the Ethiopian zoogeographical region: the genera and subgenera, with revisions of the smaller genera. Contributions in Science, Natural History Museum of Los Angeles County No. 361, 33 pp.

1986a. New synonymy in Caribbean ants of the genus Leptothorax (Hymenoptera: Formicidae). Proceedings of the Entomological Society of Washington 88:154-156.

1986b. The taxonomic status of two North American Lithurge (Hymenoptera: Megachilidae). Bulletin of the Southern California Academy of Sciences 85:29-34.

1986c. Contributions toward a revision of the New World nomadine bees. A partitioning of the genus Nomada (Hymenoptera: Anthophoridae). Contributions in Science, Natural History Museum of Los Angeles County No. 376, 32 pp.

1986d. The taxonomy and nomenclature of some Australian paragiine wasps (Hymenoptera: Masaridae). Contributions in Science, Natural History Museum of Los Angeles County No. 378, 19 pp.

1987a. A Revision of the bee genus Aztecanthidium (Hymenoptera: Megachilidae). Pac-Pacific Entomologist 63:165-171.

1987b. Description of Hesperapis (Hesperapis) trochanterata, new species. In: Rozen, J. G., Jr., 1987: Nesting biology and immature stages of a new species in the bee genus Hesperapis (Hymenoptera: Apoidea: Melittidae: Dasypodinae). American Museum Novitates 2887, 13 pp.

1988a. Geographical inexactitude. Pac-Pacific Entomologist 63:339-340.

1988b. The generic placement of Prosopis? Allodape? Mustela Vachal, 1895 (Hymenoptera: Apoidea). Entomological News 99:10-12.

1988c. A new species of Centris (Melanocentris) from Cerro de la Neblina, Venezuela (Hymenoptera: Anthophoridae). Entomological News 99:13-16.

1988d. Taxonomic notes on Nearctic species of Camponotus, subgenus Myrmentoma (Hymenoptera: Formicidae). In: Advances in Myrmecology (J. C. Trager, Ed.). E. J. Brill, Leiden and New York, pp. 55-78.

1990. A review of the native North American bees of the genus Chalicodoma (Hymenoptera: Megachilidae). Contributions in Science, Natural History Museum of Los Angeles County No. 421, 39 pp.

1992a. Two unusual new myrmicine ants from Cameroon (Hymenoptera: Formicidae). Psyche 99:95-101.

1992b. A newly adventive ant of the genus Pheidole in Southern California (Hymenoptera: Formicidae). Bulletin of the Southern California Academy of Sciences 91:121-125.

1992c. A new species of the bee genus Anthidium from Western North America (Hymenoptera: Megachilidae). Entomological News 103:175-179.

1994. Diadasia subgenus Dasiapis in North America (Hymenoptera: Anthophoridae). Contributions in Science, Natural History Museum of Los Angeles County, No. 447, 8 pp.

1995a. A new spider wasp of the genus Psorthaspis from the Greater Antilles (Hymenoptera: Pompilidae; Pompilinae). Acta Cientifica 6 (1992):103-108.

1995b. Systematics of Nearctic ants of the genus Dorymyrmex. Contributions in Science, Natural History Museum of Los Angeles County No. 454, 14 pp.

1996. Systematic notes on some Bethylidae from the Virgin Islands and Puerto Rico (Hymenoptera: Chrysidoidea). Memoirs of the Entomological Society of Washington 17:194-208.

1997. Polistes tepidus malayanus Cameron erroneously reported from the Hawaiian Islands (Hymenoptera: Vespidae). Records of the Hawaii Biological Survey for 1997, No. 56:33-35.

1998. Social Hymenoptera of the Lakekamu Basin, Papua New Guinea. In: A biological assessment of the Lakekamu Basin, Papua New Guinea (A. Mack, Ed.). Rap Working Papers, Conservation International, Washington, Dc, No. 9, pp. 10, 39-47, 81-90, 131-143.

2000a. Ants of the Wapoga River Area, Irian Jaya, Indonesia. Rap Bulletin of Biological Assessment (Conservation International), #14, Chapter 5, pp. 43-46, 96-100.

2000b. Key to the subgenera of Hylaeus in the Western Hemisphere (pp. 189-190) and Key to the Sub-saharan subgenera of Hylaeus (pp. 193-194) In: Michener, C.d., 2000, the bees of the World, the Johns Hopkins University Press, Baltimore, 813 pp.

2000c. A review of the Camponotus montivagus complex (Hymenoptera: Formicidae). Sociobiology 36:599-611.

2001. Two new species of thief ants (Solenopsis) from Puerto Rico (Hymenoptera: Formicidae). Sociobiology 37:511-525.

1985. M. S. Blum, T. H. Jones, H. A. Lloyd, H. M. Fales, R. R. Snelling, Y. Lubin, and J. Torres. Poison gland products of Solenopsis and Monomorium species. Journal of Entomological Science 20:254-257.

1982. Blum, M. S., T. H. Jones, R. R. Snelling, W. L. Overal, H. M. Fales and R. J. Highet. Systematic implications of the exocrine chemistry of some Hypoclinea species. Biochemical Systematics and Ecology 10:91-94.

1988. M. S. Blum, R. R. Snelling, R. M. Duffield, H. R. Hermann, Jr., and H. A. Lloyd. Mandibular gland chemistry of Camponotus (Myrmothrix) abdominalis: chemistry and chemosystematic implications (Hymenoptera: Formicidae). In: Advances in Myrmecology (J. C. Trager, Ed.). E. J. Brill, Leiden and New York, pp. 481-490.

1994. Blum, M. S., T. M. Musthak Ali, T. H. Jones, R. R. Snelling. Identification of a chemical releaser of alarm behavior for workers of Harpegnathos saltator Jerd. (Hymenoptera: Formicidae). Memorabilia Zoologica 48:17-22.

1997. Cane, J. H., R. R. Snelling, and L. J. Kervin. A new monolectic coastal bee, Hesperapis oraria Snelling & Stage (Hymenoptera: Melittidae), with a review of desert disjunctives in the Southeastern U. S. Journal of the Kansas Entomological Society 69 (Suppl.):238-247.

1966. Creighton, W. S., and R. R. Snelling. The rediscovery of Camponotus (Myrmaphaenus) yogi Wheeler (Hymenoptera: Formicidae). Psyche 73:187-195.

1988. D. W. Davidson, J. Longino, and R. R. Snelling. Pruning of host plant neighbors by ants: an experimental approach. Ecology 69:801-808.

1989. D. W. Davidson, R. R. Snelling, and J. T. Longino. Competition among ants for myrmecophytes and the significance of plant trichomes. Biotropica 21:64-73.

1991. D. W. Davidson, R. B. Foster, R. R. Snelling, and P. W. Lozada. Variable composition of some tropical ant-plant symbioses. In: "Plant-animal interactions: evolutionary ecology in tropical and temperate regions" (P. W. Prices, T. M. Lewinsohn, G. W. Fernandez, and W. W. Benson, Eds.). John Wiley & Sons, Inc., N.y., pp. 145-162.

1995. Dejean, A., I. Olmsted and R. R. Snelling. Tree-epiphyte-ant relationships in the low inundated forest of Sian Ka'an, Biosphere Reserve, Quintana Roo, Mexico. Biotropica 27:57-70.

1997. Dejean, A., B. Corbara, R. R. Snelling & M. Belin. Les Jardins De Fourmis De Guyane Francaise, Relations Entre Arbres-supports, Epiphytes et Fourmis. Acta Botanica Gallica 144:333-345.

1980. Duffield, R. M., A. Fernandes, S. Mckay, J. W. Wheeler and R. R. Snelling. Chemistry of the exocrine secretions of Hylaeus modestus (Hymenoptera: Colletidae). Comparative Biochemistry and Physiology 87b:159-162.

1988. Duffield, R. M., J. W. Wheeler, and R. R. Snelling. Mellein in the mandibular glands of worker Camponotus ferrugineus (Fabr.): an anomaly in the subgenus  Camponotus. In: Advances in Myrmecology (J. C. Trager, Ed.). E. J. Brill, Leiden and New York, pp. 475-480.

1998. Frankie, G. W., S. B. Vinson, M. A. Rizzardi, T.l. Griswold, S. O'keefe, R. R. Snelling. Diversity and abundance of bees visiting a mass flowering tree species in disturbed seasonal dry forest, Costa Rica. Journal of the Kansas Entomological Society 70:281-296.

1996. Jones, T. H., J. A. Torres, T. F. Spande, H. M. Garraffo, M.S. Blum, and R. R. Snelling. Chemistry of venom alkaloids in some Solenopsis (Diplorhoptrum) species from Puerto Rico. Journal of Chemical Ecology 22:1221-1236.

1999. Jones, T. H., T. J. Wojciechowski, R. R. Snelling, J. A. Torres, P. Chacon, P. J. Devreis. Dialkylpyrrolidines from the ants Megalomyrmex cyendyra Brandao and M. latreillei Emery. Caribbean Journal of Science 35:310-311.

1999. Jones, T. H., J. S. T. Gorman, R.r. Snelling, J. H. C. Delabie, M. S. Blum, H. M. Garraffo, P. Jain, J. W. Daly, and T. F. Spande. Further alkaloids common to ants and frogs: decahydroquinolines and a quinolizidine. Journal of Chemical Ecology 25:1179-1193.

1999. Jones, T. H., R. C. Flournoy, J. A. Torres, R. R. Snelling T. F. Spande, and H. M. Garraffo. 3-methyl-4-phenylpyrrole from the ants Anochetus kempfi and Anochetus mayri. Journal of Natural Products 62:1343-1345.

1989. H. A. Lloyd, M. S. Blum, R. R. Snelling, and S. L. Evans. Chemistry of mandibular and Dufour's Gland secretions of ants in genus Myrmecocystus. Journal of Chemical Ecology 15:2589-2599.

1995. Perfecto, I., and R. R. Snelling. Biodiversity and the transformation of a tropical agroecosystem: ants in coffee plantations. Ecological Applications 5:1084-1097.

1986. J. G. Rozen, Jr., and R. R. Snelling. Ethology of the bee Exomalopsis nitens and its cleptoparasite (Hymenoptera: Anthophoridae). Journal of the New York Entomological Society 94:480-488.

1986.  F. Ruttner, E. C. Wilson, R. Snelling, G. Vorwohl, D. Kauhausen. Die Evolution des Flugelgeaders der Honigbienen Apidologie 17:348-350.

1986. J. O. Schmidt, P. J. Schmidt, and R. R. Snelling. Pogonomyrmex occidentalis, an addition to the ant fauna of Mexico, with notes on other species of harvester ants from Mexico (Hymenoptera: Formicidae). The Southwestern Naturalist 31:395-396.

1985. Snelling, R. R. and R. W. Brooks. A review of the genera of the cleptoparasitic bees of the tribe Ericrocini (Hymenoptera: Anthophoridae). Contributions in Science, Natural History Museum of Los Angeles County No. 369, 34 pp.

1985. Snelling, R. R. and W. F. Buren. Description of a new species of slave-making ant in the Formica sanguinea group (Hymenoptera: Formicidae). Great Lakes Entomologist 18:69-78.

1992. Snelling, R. R. and S. P. Cover. Description of a new Proceratium from Mexico (Hymenoptera: Formicidae). Psyche 99:49-53.

1974. Snelling, R. R. and W. S. Creighton. Notes on the behavior of three species of Cardiocondyla in the United States (Hymenoptera: Formicidae). Journal of the New York Entomological Society 82:82-92.

1992. Snelling, R. R. and B. N. Danforth. A review of Perdita, subgenus Macrotera (Hymenoptera: Andrenidae). Contributions in Science, Natural History Museum of Los Angeles County 436:1-12.

1979. Snelling, R. R. and A. Francoeur. Notes for a revision of the ant genus Formica. 2. Reidentification for some specimens from the T. W. Cook collection and new distribution data (Hymenoptera: Formicidae). Contributions in Science, Natural History Museum of Los Angeles County 309:1-7.

1979. Snelling, R. R. and C. D. George. The taxonomy, distribution and ecology of California desert ants (Hymenoptera: Formicidae). Report to Desert Planning Program, Bureau of Land Management, U. S. Department of the Interior 410 pp.

1975. Snelling, R. R. and J. H. Hunt. A checklist of the ants of Arizona. Journal of the Arizona Academy of Sciences 10:20-23.

1976. Snelling, R. R. and J. H. Hunt. The ants of Chile (Hymenoptera: Formicidae). Revista Chilena De Entomologia 9:63-129.

1992. Snelling, R. R. and J. T. Longino. Revisionary notes on the rimosus group of the ant genus Cyphomyrmex (Hymenoptera: Formicidae). In: "Insects of Panama and Mesoamerica: Selected Studies (D. Quintero Arias & A. Aiello, Eds.). Oxford Univ. Press, Chap. 30 (pp. 479-494).

1975. Snelling, R. R. and A. S. Menke. Vespula germanica (Fabricius), an adventive yellow jacket in the Northeastern United States (Hymenoptera: Vespidae). Cooperative Economic Insect Report, U. S. Department of Agriculture 25:193-200.

1987. Snelling, R. R. and J. G. Rozen, Jr. Contributions toward a revision of the New World nomadine bees. 2. The genus Melanomada (Hymenoptera: Anthophoridae). Contributions in Science, Natural History Museum of Los Angeles County No. 384, 12 pp.

Snelling, R. R. and G. I. Stage. Systematics and Biology of the bee genus Xeralictus (Hymenoptera: Halictidae, Rophitinae). Contributions in Science, Natural History Museum of Los Angeles County, No. 451:1-17.

Snelling, R. R. and G. I. Stage. A Revision of the Nearctic Melittidae: the Subfamily Melittinae (Hymenoptera: Apoidea). Contributions in Science, Natural History Museum of Los Angeles County, No. 451:19-31.

1998. Snelling, R. R. & J. A. Torres. Camponotus ustus Forel, and two similar new species from Puerto Rico (Hymenoptera: Formicidae). Contributions in Science, Natural History Museum of Los Angeles County, No. 469, 10 pp.

1985. Snelling, R. R. and T. J. Zavortink. A revision of the cleptoparasitic bee genus Ericrocis (Hymenoptera: Anthophoridae). Wasmann Journal of Biology 42:1-26.

1986. Stage, G. I. and R. R. Snelling. The subfamilies of Eurytomidae and systematics of the subfamily Heimbrinae (Hymenoptera: Chalcidoidea). Contributions in Science, Natural History Museum of Los Angeles County No. 375, 17 pp.

1995. Torres, J. A. and R. R. Snelling. Los Himenopteros De Isla De Mona. Acta Cientifica 6 (1992):87-102.

1997. Torres, J. A. and R. R. Snelling. Biogeography of Puerto Rican ants: a non-equilibrium case? Biodiversity and Conservation 6:1103-1121.

2000. Torres, J. A., R. R. Snelling, and T. H. Jones. Distribution, ecology and behavior of Anochetus kempfi (Hymenoptera: Formicidae) and description of the Sexual Forms. Sociobiology 36:505-516.

2001. J. A. Torres, R. R. Snelling, and M. Canals. Seasonal and nocturnal periodicities in ant nuptial flights in the tropics. Sociobiology 37:601-626.

2001. J. A. Torres, V. E. Zottig, J. E. Co, T. H. Jones, and R. R. Snelling. Caste specific venom chemistry of Solenopsis maboya and S. torresi  (Hymenoptera: Formicidae). Sociobiology 37:579-583.

2001? J. T. Longino and R. R. Snelling. A taxonomic revision of the Procryptocerus (Hymenoptera: Formicidae) of Central America. Contributions in Science, Natural History Museum of Los Angeles County (in press).