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For Insects, Spiders & Their Kin
For the United States & Canada

Genus Ascra


Caracterização do grupo Edessa rufomarginata e descrição de sete novas espécies (Heteroptera, Pentatomidae, Edessinae)
By Eduardo J. Ely e Silva; José A. M. Fernandes; Jocélia Grazia
Iheringia, Série Zoologia vol.96 no.3 , 2006
Full text PDF (in Portuguese)

Revision of Ascra with proposition of the bifida species group and description of two new species (Hemiptera: Pentatomidae: ...
By Bianca Tamires Silva dos Santos, Valeria Juliete Da Silva, Ose Antonio Marin Fernandes
Zootaxa 4034(3):445-470, 2015
Full title: Revision of Ascra with proposition of the bifida species group and description of two new species (Hemiptera: Pentatomidae: Edessinae)
Full text (PDF)

Subgenus Ascra elevated to genus status. Ascra bifida (Say, 1832) new combination
(Edessa bifida - synonym, Edessa florida - new synonym)

The Pentatomidae of Arkansas.
By Barton, H.E. and L.A. Lee.
Arkansas Academy of Science Proceedings 35: 20–25., 1981
Barton, H.E. and L.A. Lee. 1981. The Pentatomidae of Arkansas. Arkansas Academy of Science Proceedings 35: 20–25.

The stink bugs of Ohio (Hemiptera: Pentatomidae).
By Furth, D.G.
Bulletin, Ohio Biological Survey 5(1): 1-60., 1974
Furth, D.G. 1974. The stink bugs of Ohio (Hemiptera: Pentatomidae). Bulletin, Ohio Biological Survey 5(1): 1-60.

Genitalia of pentatomidae
By Oscar Waldemar Rosewall
Digital Repository @ Iowa State University, 1928

Nomenclatural changes in the Pentatomidae (Hemiptera-Heteroptera)
By Rider D.A., Rolston L.H.
Proc. Entomol. Soc. Wash. 97: 845-855, 1995

The stink bugs (Hemiptera: Heteroptera: Pentatomidae) of Missouri
By Sites R.W., Simpson K.B., Wood D.L.
Great Lakes Entomologist 45: 134-163, 2012

The stink bugs (Hemiptera: Heteroptera: Pentatomidae) of Washington State
By Zack R.S., Landolt P.J., Munyaneza J.E.
Great Lakes Entomologist 45: 251-262, 2012