Chrysomelidae

Belongs within: Phytophaga.Contains: Donaciinae, Hispinae, Criocerinae, Sagrinae, Bruchidae, Cassidinae, Eumolpinae, Lamprosomatinae, Cryptocephalini, Clytrini, Chlamisini, Galerucinae, Chrysomelini. The Chrysomelidae, leaf beetles, are a cosmopolitan family of beetles that mostly feed on living plant tissue. Adults feed externally whereas larvae may feed either externally or internally. Chrysomelids are highly varied in external appearance but are united by… Continue reading Chrysomelidae

Bruchus

Belongs within: Bruchidae. Bruchus is a genus of bean weevils with a large tooth on the lateral margin of the pronotum, and a prominent tooth or angulation on the metafemur (Kingsolver 2002). Bruchus pisorum is a cosmopolitan pest on growing peas and beans (Lawrence & Britton 1991). Characters (from Kingsolver 2002): Pronotum convex, lateral pronotal… Continue reading Bruchus

Sagrinae

Belongs within: Chrysomelidae. The Sagrinae are a group of leaf beetles characterised by enlarged hind femora bearing teeth or spines. They are most diverse in Australia with the genus Sagra also found in Africa and Asia (Lawrence & Britton 1991). Characters (from Lawrence & Britton 1991): Length more than 8 mm; head somewhat rostrate, with genae and… Continue reading Sagrinae

Cryptocephalini

Belongs within: Chrysomelidae.Contains: Cryptocephalus (Burlinius). The Cryptocephalini are a group of leaf beetles whose larvae feed on dead leaves accumulated on the ground and protect themselves within a case composed of faeces and debris (Lawrence & Britton 1991). The genus Cryptocephalus is one of the largest genera recognised in the animal kingdom, with close to… Continue reading Cryptocephalini

Hispinae

Belongs within: Chrysomelidae.Contains: Hispa, Physonota. The Hispinae are a group of leaf beetles with an opisthognathous head and tetramerous tarsi. Members of the tribe Chalepini are narrow-bodied with a rough dorsum bearing coarse, deeply impressed punctation. The Mesomphaliini are broad beetles bearing a broad basal tooth on each of the tarsal claws (Riley et al.… Continue reading Hispinae

Chrysomelini

Belongs within: Chrysomelidae.Contains: Chalcolampra, Paropsis, Gonioctena, Chrysolina, Chrysomela, Plagiodera. The Chrysomelini are a cosmopolitan group of leaf beetles including the majority of species in the subfamily Chrysomelinae, characterised by genitalia with a V-shaped tegmen. Subgroups of the Chrysomelini include the primarily Australasian Paropsina which generally have toothed claws and the epipleura completely obscured in lateral view by the… Continue reading Chrysomelini

Donacia

Belongs within: Donaciinae. Donacia is a cosmopolitan genus of leaf beetles feeding on aquatic plants. Members of the type subgenus lack coarse punctures on the pronotum and have the ventral punctation obscured by dense pubescence (Riley et al. 2002). Characters (from Riley et al. 2002): Eyes entire; pronotal disc glabrous, or if pubescent then elytral… Continue reading Donacia

Crioceris

Belongs within: Criocerinae. Crioceris is an Old World genus of leaf beetles with patterned elytra (Riley et al. 2002). The species C. asparagi and C. duodecimpunctata are significant pests on asparagus crops. Characters (from Riley et al. 2002): Head with X-shaped groove between eyes; eyes emarginate near antennal insertions; prothorax feebly constricted near base, with… Continue reading Crioceris

Chrysomela

Belongs within: Chrysomelini. Chrysomela is a primarily Holarctic genus of leaf beetles that feed on Betulaceae and Salicaceae. Members of the subgenus Chrysomela have immaculate pale brown or brownish yellow elytra and a uniformly coloured pronotum; the apex of the aedeagus is angulate on each side (Riley et al. 2002). To make a willow weep Published 15… Continue reading Chrysomela

Cassida

Belongs within: Cassidinae. Cassida is a heterogeneous assemblage of tortoise beetles mostly native to the Old World. A single species C. relicta is endemic to North America (Riley et al. 2002). Cassida Linnaeus 1758L58 |–C. (Cassida)RC02 | |–C. (C.) equestrisG20 | |–C. (C.) relicta Spaeth 1927RC02 | `–C. (C.) rubiginosa Müller 1776RC02 |–C. (Alledoya Hincks 1950)… Continue reading Cassida