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Family Chrysomelidae - Leaf Beetles

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Review of the genus Spintherophyta (Coleoptera: Chrysomelidae) in North America north of Mexico.
By Schultz, W.T.
Annals of the Entomological Society of America. 69(5): 877–881., 1976
Schultz, W.T. (1976). Review of the genus Spintherophyta (Coleoptera: Chrysomelidae) in North America north of Mexico. Annals of the Entomological Society of America. 69(5): 877–881.

Abstract

The genus Spintherophyta Dejean, 1837 is revised for North America north of Mexico. A key to the 4 included species is presented.

S. exigua, n. sp., is described from southwestern Texas.
S. arizonensis, n. sp., is described from Arizona.
Colaspoides violaceipennis Horn is transferred to Spintherophyta.

Characters used for the 1st time in a diagnosis of Spintherophyta include the size of the male mandibles and the emargination of the clypeus.

New species of Spintherophyta Dejean, 1836 (Coleoptera: Chrysomelidae: Eumolpinae) from the California Channel Islands, USA.
By Gilbert, A.J., S.M. Clark.
The Coleopterists Bulletin, 74(3): 555-562., 2020
BioOne

Arthur J. Gilbert, Shawn M. Clark. 2020. New species of Spintherophyta Dejean, 1836 (Coleoptera: Chrysomelidae: Eumolpinae) from the California Channel Islands, USA. The Coleopterists Bulletin, 74(3): 555-562.

Abstract

Spintherophyta punctum Gilbert and Clark, new species, is described from Santa Rosa Island, an island of the Channel Islands in California, USA. Adults have been associated with willow (Salix L., Salicaceae). Illustrations of the adult, including the aedeagus, are provided. A diagno

Revision of the vittate species of the Chrysomelid beetle genus Disonycha from the Americas south of the United States
By Blake, Doris H.
Proceedings of the United States National Museum 104 (no. 3338], 1-86, 1957
This work appeared in 1955 (seperate), while the volume bears the date of its completion.

Free access in Biodiversity Heritage Library

Revision of the Beetles of the Genus Disonycha Occuring in America North of Mexico
By Doris Holmes Blake
Proceedings of the United States National Museum, Vol 82, 1933
Doris Holmes Blake, Revision of the beetles of the genus Disonycha occurring in America north of Mexico. No. 2969, pp. 1-66. December 4, 1933, Article 28, in Proceedings of the United States National Museum, Vol 82, 1933.

Full Text

Introduced leaf beetles of the Maritime Provinces, 9: Chaetocnema concinna (Marsham, 1802) (Coleoptera: Chrysomelidae)
By L. LeSage & C.G. Majka
Zootaxa 2610: 27–49, 2010
Full text
A comprehensive, almost monographic treatment of an adventive flea beetle

Redescription of Four Predominantly Yellow, Densely Punctate Species of Pachybrachis of the W. USA, and Description of a New Sp.
By Barney, R.J.
The Coleopterists Bulletin 74(4): 637-646. , 2020
BioOne

Barney, R.J. 2020. Redescription of four predominantly yellow, densely punctate species of Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae) of the western USA, and description of a new species, The Coleopterists Bulletin 74(4): 637-646.

Abstract

A new species of Pachybrachis Chevrolat from the western United States is described.

Key to all sixty-four species of Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae) in the eastern USA.
By Barney, R.J.
The Coleopterists Bulletin, 73(1): 85-96., 2019
BioOne

Barney, R.J. 2019. Key to all sixty-four species of Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae) in the eastern USA. The Coleopterists Bulletin, 73(1): 85-96.

Abstract

A key to the males of all 64 species of Pachybrachis Chevrolat, 1836 (Coleoptera: Chrysomelidae: Cryptocephalinae) currently known from the eastern USA is presented. Type, figure, and map citations from the literature are given for each species. Pachybrachis newmani Jacobson is reported as a replacement name for Pachybrachi

Descriptions of four new species of Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae) of the eastern USA.
By Barney, R.J.
The Coleopterists Bulletin, 73(1):67-75., 2019
BioOne

Barney, R.J. 2019. Descriptions of four new species of Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae) of the eastern USA. The Coleopterists Bulletin, 73(1):67-75.

Abstract

Four new species of Pachybrachis Chevrolat, 1836 in the eastern USA are described: Pachybrachis cubs Barney, new species; Pachybrachis ekstromorum Barney, new species; Pachybrachis troosevelti Barney, new species; and Pachybrachis zellersorum Barney, new species. Pachybrachis zellersorum belongs to the Pachybrachis viduatus species-group, and the other three new species belong to the Pachybrachis atomarius species-group. A description, figure, and range map are presented for each new species. Couplets in published keys are modified to accommodate the new species.

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