| Stable carbon isotopes of C3 plant resins and ambers record changes in atmospheric oxygen since the Triassic R Tappert, RC McKellar, AP Wolfe, MC Tappert, J Ortega-Blanco, ... Geochimica et Cosmochimica Acta 121, 240-262, 2013 | 113 | 2013 |
| Synchrotron X-ray imaging of inclusions in amber C Soriano, M Archer, D Azar, P Creaser, X Delclòs, H Godthelp, S Hand, ... Comptes Rendus Palevol 9 (6-7), 361-368, 2010 | 82 | 2010 |
| Review of the El Soplao amber outcrop, early Cretaceous of Cantabria, Spain M Najarro, E Penalver, R PÉREZ‐DE LA FUENTE, J ORTEGA‐BLANCO, ... Acta Geologica Sinica 84 (4), 959, 2010 | 77 | 2010 |
| Early origin of parental care in Mesozoic carrion beetles CY Cai, MK Thayer, MS Engel, AF Newton, J Ortega-Blanco, B Wang, ... Proceedings of the National Academy of Sciences 111 (39), 14170-14174, 2014 | 64 | 2014 |
| False fairy wasps in early Cretaceous amber from Spain (Hymenoptera: Mymarommatoidea) J ORTEGA‐BLANCO, E Penalver, X Delclòs, MS Engel Palaeontology 54 (3), 511-523, 2011 | 59 | 2011 |
| Dinosaur eggs in the Upper Cretaceous of the Coll de Nargó area, Lleida Province, south-central Pyrenees, Spain: Oodiversity, biostratigraphy and their implications AG Sellés, AM Bravo, X Delclòs, F Colombo, X Martí, J Ortega-Blanco, ... Cretaceous Research 40, 10-20, 2013 | 58 | 2013 |
| Serphitid wasps in early Cretaceous amber from Spain (Hymenoptera: Serphitidae) J Ortega-Blanco, X Delclòs, E Peñalver, MS Engel Cretaceous Research 32 (2), 143-154, 2011 | 41 | 2011 |
| Mesozoic Evaniidae (Insecta: Hymenoptera) in Spanish amber: reanalysis of the phylogeny of the Evanioidea E Penalver, J ORTEGA‐BLANCO, A Nel, X Delclos Acta Geologica Sinica‐English Edition 84 (4), 809-827, 2010 | 38 | 2010 |
| A primitive aphidiine wasp in Albian amber from Spain and a Northern Hemisphere origin for the subfamily (Hymenoptera: Braconidae: Aphidiinae) J Ortega-Blanco, DJ Bennett, X Delclòs, MS Engel Journal of the Kansas Entomological Society 82 (4), 273-282, 2009 | 37 | 2009 |
| Diverse stigmaphronid wasps in Early Cretaceous amber from Spain (Hymenoptera: Ceraphronoidea: Stigmaphronidae) J Ortega-Blanco, X Delclòs, MS Engel Cretaceous Research 32 (6), 762-773, 2011 | 36 | 2011 |
| The bees of early eocene cambay amber (Hymenoptera: apidae) MS Engel, J Ortega-Blanco, P Nascimbene, H Singh University of Kansas, 2013 | 35 | 2013 |
| A new lineage of enigmatic diaprioid wasps in Cretaceous amber (Hymenoptera: Diaprioidea) MS Engel, J Ortega-Blanco, C Soriano, DA Grimaldi, X Delclos American Museum Novitates 2013 (3771), 1-23, 2013 | 33 | 2013 |
| First record of anaxyelid woodwasps (Hymenoptera: Anaxyelidae) in Lower Cretaceous Spanish amber J Ortega-Blanco, AP Rasnitsyn, X Delclòs Zootaxa 1937 (1), 39–50-39–50, 2008 | 30 | 2008 |
| The earliest earwigs in amber (Dermaptera): A new genus and species from the Early Cretaceous of Lebanon M Engel, J Ortega-Blanco, D Azar Insect Systematics & Evolution 42 (2), 139-148, 2011 | 27 | 2011 |
| New and revised maimetshid wasps from Cretaceous ambers (Hymenoptera, Maimetshidae) V Perrichot, J Ortega-Blanco, RC McKellar, X Delclos, D Azar, A Nel, ... ZooKeys, 421, 2011 | 26 | 2011 |
| A new family of ceraphronoid wasps from Early Cretaceous Álava amber, Spain J Ortega-Blanco, AP Rasnitsyn, X Delclòs Acta Palaeontologica Polonica 55 (2), 265-276, 2010 | 24 | 2010 |
| A protorhyssaline wasp in Early Cretaceous amber from Spain (Hymenoptera: Braconidae) J Ortega-Blanco, X Delclòs, MS Engel Journal of the Kansas Entomological Society 84 (1), 51-57, 2011 | 22 | 2011 |
| New scolebythid wasps in Cretaceous amber from Spain and Canada, with implications for the phylogeny of the family (Hymenoptera: Scolebythidae) MS Engel, J Ortega-Blanco, RC McKellar Cretaceous Research 46, 31-42, 2013 | 21 | 2013 |
| A new bethylid wasp in Lebanese Early Cretaceous amber (Hymenoptera: Chrysidoidea), with comments on other Mesozoic taxa MS Engel, J Ortega-Blanco, CO Azevedo American Museum Novitates 2016 (3855), 1-14, 2016 | 20 | 2016 |
| The wasp family Embolemidae in Early Cretaceous amber from Spain (Hymenoptera: Chrysidoidea) J Ortega-Blanco, X Delclòs, MS Engel Journal of the Kansas Entomological Society 84 (1), 36-42, 2011 | 20 | 2011 |
Michael S. EngelAmerican Museum of Natural HistoryVerified email at amnh.org