Michael S. Engel, Ismael A. Hinojosa-Díaz, Daniel J. Bennett (2012)
New Species of Macrocephalic Halictine Bees (Hymenoptera: Halictidae).
Annales Zoologici62: 297.
DOI: 10.3161/000345412X652837
Michael S. Engel, Abdulaziz S. Alqarni, Mohamed A. Shebl (2017)
Discovery of the Bee Tribe Tarsaliini in Arabia (Hymenoptera: Apidae), with the Description of a New Species.
American Museum Novitates3877: 1.
DOI: 10.1206/3877.1
Victor H. Gonzalez, Allan H. Smith-Pardo, Michael S. Engel (2017)
Phylogenetic Relationships of a New Genus of Calliopsine Bees from Peru, with a Review ofSpinoliellaAshmead (Hymenoptera: Andrenidae).
Bulletin of the American Museum of Natural History412: 1.
DOI: 10.1206/0003-0090-412.1.1
Jason Gibbs (2012)
A new species of Habralictus Moure from Dominica, Lesser Antilles (Hymenoptera, Halictidae).
ZooKeys168: 1.
DOI: 10.3897/zookeys.168.2524
Michael Engel (2011)
A New Species of Dialictus from Sombrero Island, Anguilla (Hymenoptera, Halictidae).
ZooKeys86: 61.
DOI: 10.3897/zookeys.86.909
Favizia Oliveira, Michael Engel, Thiago Mahlmann (2012)
A new Chlerogelloides from northeastern Brazil and French Guiana, with a key to the species (Hymenoptera, Halictidae).
ZooKeys185: 41.
DOI: 10.3897/zookeys.185.2551
Michael S. Engel (2011)
Noctoraptor in Bolivia (Hymenoptera: Halictidae).
Journal of the Kansas Entomological Society84: 64.
DOI: 10.2317/JKES101006.1
Guido Kordel (2008)
Behavioral Corporate Governance from a Regulatory Perspective: Potentials and Limits of Regulatory Intervention to Impact the Conduct of Corporate Actors.
European Business Organization Law Review9: 29.
DOI: 10.1017/S1566752908000293
Victor Gonzalez, Michael Engel (2011)
Andinopanurgus, a new Andean subgenus of Protandrena (Hymenoptera, Andrenidae).
ZooKeys126: 57.
DOI: 10.3897/zookeys.126.1676
Victor Gonzalez, Jaime Florez (2011)
Leioproctus rosellae sp. n., the first record of the genus from northern South America (Hymenoptera, Colletidae).
ZooKeys141: 71.
DOI: 10.3897/zookeys.141.2029
RODRIGO B. GONÇALVES (2016)
A molecular and morphological phylogeny of the extant Augochlorini (Hymenoptera, Apoidea) with comments on implications for biogeography.
Systematic Entomology41: 430.
DOI: 10.1111/syen.12166
Michael S. Engel, Allan H. Smith-Pardo (2012)
Bolivian Neocorynura (Hymenoptera: Halictidae): A new species and preliminary key to the fauna.
Tijdschrift voor Entomologie155: 3.
DOI: 10.1163/004074912X631733
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