Hylaeus rugulosus Perkins, 1899:84

Wrinkled yellow-faced bee



Taxonomy & Nomenclature

Synonym/s: Nesoprosopis rugulosa Perkins, 1899:84; Prosopis ovatula Warncke, 1970:748


Conservation Status

Either rediscovered, or erroneously listed as Possibly Extinct by NatureServe (NatureServe, 2018).



Hawaiian Islands, USA












Original scientific description:

Perkins, R. C. L. (1899). Hymenoptera, Aculeata, pp. 1-115, Pls. 1-2. In: David Sharp (ed.), Fauna Hawaiiensis. Vol. 1. Cambridge University Press, Cambridge, United Kingdom.


Other references:

Daly, Howell V. (1994). Lectotype designations and holotypes for bees of the genus Hylaeus (Nesoprosopis) described from the Hawaiian Islands (Hymenoptera: Colletidae). Pan-Pac. Entomol. 70: 113-121.

Daly, Howell V. and Magnacca, Karl N. (2003). Insects of Hawaii. Volume 17: Hawaiian Hylaeus (Nesoprosopis) bees (Hymenoptera: Apoidea). Honolulu: University of Hawai‘i Press.

Fullaway, D. T. (1918). Notes on Hawaiian Prosopidae. Proc. Hawaii. Entomol. Soc. 3: 393-398.

Magnacca, K. N. (2007). Conservation Status of the Endemic Bees of Hawai‘i, Hylaeus(Nesoprosopis) (Hymenoptera: Colletidae). Pacific Science 61(2): 173-190.

Meade-Waldo, G. (1923). Hymenoptera, fam. Apidae, subfam. Prosopidae, fasc. 181, pp. 1-45. In: P. Wytsman (ed.), Genera Insectorum. L. Desmet-Verteneuil, Brussels.

NatureServe. 2018. NatureServe Explorer: An online encyclopedia of life [web application]. Version 7.1. NatureServe, Arlington, Virginia. Available (Accessed: August 1, 2018).

Perkins, R. C. L. (1907). The insects of Tantalus. Proc. Hawaii. Entomol. Soc. 1: 38-51.

Warncke, K. (1970). Beitrag zur systematik und verbreitung der Biengattung Prosopis F. in der westpalaarktis (Hymenoptera, Apoidea, Colletidae). Bull. Rech. Agr. Gembloux. 5: 745-768.


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