| Dating the origin of the Orchidaceae from a fossil orchid with its pollinator SR Ramírez, B Gravendeel, RB Singer, CR Marshall, NE Pierce Nature 448 (7157), 1042-1045, 2007 | 380 | 2007 |
| Abejas euglosinas (Hymenoptera: Apidae) de la Región Neotropical: Listado de especies con notassobre su biología S Ramírez, M Ospina, R Dressler Biota colombiana 3 (1), 7-118, 2002 | 290* | 2002 |
| Asynchronous diversification in a specialized plant-pollinator mutualism SR Ramírez, T Eltz, MK Fujiwara, G Gerlach, B Goldman-Huertas, ... Science 333 (6050), 1742-1746, 2011 | 202 | 2011 |
| Phylogeny, diversification patterns and historical biogeography of euglossine orchid bees (Hymenoptera: Apidae) SR Ramirez, DW Roubik, C Skov, NE Pierce Biological Journal of the Linnean Society 100 (3), 552-572, 2010 | 171 | 2010 |
| Deciphering the language of plant communication: volatile chemotypes of sagebrush R Karban, WC Wetzel, K Shiojiri, S Ishizaki, SR Ramirez, JD Blande New Phytologist 204 (2), 380-385, 2014 | 129 | 2014 |
| The Complex Demographic History and Evolutionary Origin of the Western Honey Bee, Apis Mellifera JM Cridland, ND Tsutsui, SR Ramírez Genome Biology and Evolution 9 (2), 457-472, 2017 | 126 | 2017 |
| A molecular phylogeny of the stingless bee genus Melipona (Hymenoptera: Apidae) SR Ramírez, JC Nieh, TB Quental, DW Roubik, VL Imperatriz-Fonseca, ... Molecular Phylogenetics and Evolution 56 (2), 519-525, 2010 | 116 | 2010 |
| Chemical niche differentiation among sympatric species of orchid bees Y Zimmermann, SR Ramírez, T Eltz Ecology 90 (11), 2994-3008, 2009 | 112 | 2009 |
| Selection and hybridization shaped the rapid spread of African honey bee ancestry in the Americas E Calfee, MN Agra, MA Palacio, SR Ramírez, G Coop PLoS Genetics 16 (10), e1009038, 2020 | 83 | 2020 |
| Macroevolution of perfume signalling in orchid bees MG Weber, L Mitko, T Eltz, SR Ramírez Ecology Letters 19 (11), 1314-1323, 2016 | 77 | 2016 |
| Evolution and diversity of floral scent chemistry in the euglossine bee-pollinated orchid genus Gongora MC Hetherington-Rauth, SR Ramírez Annals of botany 118 (1), 135-148, 2016 | 71 | 2016 |
| Characterization of the orchid bee Euglossa viridissima (Apidae: Euglossini) and a novel cryptic sibling species, by morphological, chemical, and genetic characters T Eltz, F Fritzsch, JR Pech, Y Zimmermann, SR Ramírez, ... Zoological Journal of the Linnean Society 163 (4), 1064-1076, 2011 | 70 | 2011 |
| The evolution of sexual signaling is linked to odorant receptor tuning in perfume-collecting orchid bees P Brand, IA Hinojosa-Díaz, R Ayala, M Daigle, CL Yurrita Obiols, T Eltz, ... Nature communications 11 (1), 244, 2020 | 64 | 2020 |
| The evolutionary dynamics of the odorant receptor gene family in corbiculate bees P Brand, SR Ramírez Genome Biology and Evolution 9 (8), 2023-2036, 2017 | 59 | 2017 |
| Rapid evolution of chemosensory receptor genes in a pair of sibling species of orchid bees (Apidae: Euglossini) P Brand, SR Ramírez, F Leese, JJG Quezada-Euan, R Tollrian, T Eltz BMC Evolutionary Biology 15, 1-16, 2015 | 59 | 2015 |
| The use of orchid pollinia or pollinaria for taxonomic identification RB Singer, B Gravendeel, H Cross, SR Ramirez Selbyana, 6-19, 2008 | 52 | 2008 |
| Nest architecture and nesting ecology of the orchid bee Eulaema meriana (Hymenoptera: Apinae: Euglossini) SA Cameron, S Ramírez Journal of the Kansas Entomological Society, 142-165, 2001 | 50 | 2001 |
| Genome sequencing of museum specimens reveals rapid changes in the genetic composition of honey bees in California JM Cridland, SR Ramirez, CA Dean, A Sciligo, ND Tsutsui Genome biology and evolution 10 (2), 458-472, 2018 | 46 | 2018 |
| Pollination of Trichosalpinx (Orchidaceae: Pleurothallidinae) by biting midges (Diptera: Ceratopogonidae) D Bogarín, M Fernández, A Borkent, A Heemskerk, F Pupulin, S Ramírez, ... Botanical Journal of the Linnean Society 186 (4), 510-543, 2018 | 45 | 2018 |
| Seasonal cycles, phylogenetic assembly, and functional diversity of orchid bee communities SR Ramírez, C Hernández, A Link, MM López‐Uribe Ecology and evolution 5 (9), 1896-1907, 2015 | 45 | 2015 |
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