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Superfamily Chrysomeloidea - Long-horned and Leaf Beetles

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A New Species of Batyle from Utah (Coleoptera: Cerambycidae)
By Josef N. Knull
The Ohio Journal of Science. v68 n4, 233-234, 1968
Batyle knowltoni Knull 1968
Full text PDF

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

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.

Definition and revision of the atomarius species-group of NA Pachybrachis (Chrysomelidae: Cryptocephalinae), including 9 n. spp.
By Barney, R.J.
The Coleopterists Bulletin 72(1): 9-74., 2018
BioOne

Barney, R.J. 2018. Definition and revision of the atomarius species-group of North American Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae), including descriptions of nine new species. The Coleopterists Bulletin 72(1): 9-74.

Abstract

The atomarius species-group of Nearctic Pachybrachis Chevrolat, 1836 is defined and revised.

The group is composed of 24 species:

Pachybrachis archboldi Barney;
Pachybrachis atomarius (F. E. Melsheimer);

Definition and revision of the luridus species-group of North American Pachybrachis Chevrolat (Chrysomelidae: Cryptocephalinae).
By Barney, R.J.
The Coleopterists Bulletin 71(1): 1-45., 2017
BioOne

Barney, R.J. 2017. Definition and revision of the luridus species-group of North American Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae). The Coleopterists Bulletin 71(1): 1-45.

Abstract
The luridus species-group of Nearctic Pachybrachis Chevrolat, 1836 is defined and revised.

The group is composed of ten species, including two described as new species:
Pachybrachis confusus Bowditch,
Pachybrachis dilatatus Suffrian,
Pachybrachis discoideus Bowditch,
Pachybrachis femoratus (Olivier),

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