Lateral view of the larva of a clavate tortoise beetle, Plagiometriona clavata (Fabricius). Beschreibung einiger neuer Cassididen nebst synonymischen Bemerkungen, 3. These cool looking little beetles like to dine on ground cherries, Jimsonweed, and members of the nightshade family. In insects, "incomplete metamorphosis" is when young animals are similar to adults and change gradually into the adult form, and "complete metamorphosis" is when there is a profound change between larval and adult forms. Faecal shield of the tortoise beetle Plagiometriona aff. Arnett (2000) lists this species as found in all major regions of North American (north of Mexico), except for the Pacific Northwest. Animals with bilateral symmetry have dorsal and ventral sides, as well as anterior and posterior ends. Leaf beetles of Ohio (Chrysomelidae: Coleoptera). 1993. Like many other members of the subfamily Cassidinae, this species appears to prefer plants of the family Solanaceae. It is by David Cappaert. The genera of the Cassidinae (Coleoptera: Chrysomelidae). breeding is confined to a particular season, reproduction that includes combining the genetic contribution of two individuals, a male and a female. Nogueira-de-Sa, F., J. Trigo. 5300 ft. elev. Apr 14, 2015 - This Pin was discovered by Ken Ito. Woodruff R.E. Dietary specialization influences the efficacy of larval tortoise beetle shield defenses. The Animal Diversity Web team is excited to announce ADW Pocket Guides! 1924. The Integrated Taxonomic Information System lists two subspecies: Unfortunately, this relatively common beetle has gone under several names which created some confusion. This is a clavate tortoise beetle, Plagiometriona clavata (Coleoptera: Chrysomelidae). Line represents 3 mm. Leaf and seed beetles of South Carolina (Coleoptera: Chrysomelidae and Orsodacnidae). The length is 6.5 to 7.5 mm, while the width is 5.5 to 6.3 mm. 1837. Vegetation is made up mostly of grasses, the height and species diversity of which depend largely on the amount of moisture available. This includes Greenland, the Canadian Arctic islands, and all of the North American as far south as the highlands of central Mexico. Extensive savannas are found in parts of subtropical and tropical Africa and South America, and in Australia. Barber HS. Wilcox JA. Ecology, 74: 1394-1405. The adult lifespan of this species has not been documented, but if typical of other tortoise beetles, it would be a few weeks in the summer. Leasia, M. and B. Scholtens 2013. Figure 5. Clavate Tortoise Beetle. bottom picture shows the beetle at approximate full size. 1952. Verh. Credits: Division of Plant Industry Figure 4. Other Common Names: clavate tortoise beetle. (Chaboo, 2007; Riley, 1986), There has been little investigation of communication abilities, but it is known that the fecal shields of larvae emit chemical deterrents to some predators. The Integrated Taxonomic Information System lists two subspecies: Hincks WD. Top; Plagiometriona clavata. living in cities and large towns, landscapes dominated by human structures and activity. Lateral view of an adult clavate tortoise beetle, Plagiometriona clavata (Fabricius), showing conical peak. (Chaboo, 2007; Riley, 1986). Search in feature Plagiometriona clavata, Clavate tortoise beetle. This fecal mass is carried over the dorsum in the same form as trash bugs (Neuroptera), and presumably offers a degree of protection through camouflage. Plagiometriona clavata, the clavate tortoise beetle, is native to the Nearctic region. 1999. Clavate Tortoise Beetle Plagiometriona clavata (Fabricius, 1798) Synonyms: Cassida clavata, Coptocycla testudinaria, Helocassis clavata. Scientific Information about organisms we describe typical tortoise beetle, Plagiometriona clavata ( Fabricius ) B. 2013... The larva is … lateral view of an adult clavate tortoise beetle, clavata. 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