Vencl, F., P. Trillo, R. Geeta. 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. An Illustrated Descriptive Catalogue of the Coleoptera or Beetles Known to Occur in Indiana. Oecologia, 145: 404-414. The Chrysomelidae or leaf beetles of Georgia. The Chrysomelidae of Florida. your own Pins on Pinterest 1999. This does not appear to be a serious pest species. Credit: Division of Plant Industry [Click thumbnail to enlarge.] your own Pins on Pinterest (Riley, 1986), Development is typical for tortoise beetles. Nature Publishing Co., Indianapolis, Ind. From Creemore Ontario Canada Number 6218 – This is a tortoise beetle (Coleoptera: Chrysomelidae; subfamily Cassidinae); it looks like Plagiometriona clavata, Click here for images and more detailed information. Information Page for Plagiometriona clavata (Clavate tortoise beetle) Information on this species is not yet available. It is generally distributed through the east, central, and southern United States. Fire and grazing are important in the long-term maintenance of grasslands. Saw one yesterday and it was pretty neat! a period of time when growth or development is suspended in insects and other invertebrates, it can usually only be ended the appropriate environmental stimulus. Abstract—Larvae of the folivorous tortoise beetle, Plagiometriona clavata, carry shields formed from feces and exuviae above their bodies. It even looks wet and sticky, even though it is not. A grassland with scattered trees or scattered clumps of trees, a type of community intermediate between grassland and forest. active during the day, 2. lasting for one day. Found this beetle on my potato plant. Annotated list of the leaf beetles (Coleoptera: Chrysomelidae) of Kentucky: Subfamily Cassidinae. breeding is confined to a particular season, reproduction that includes combining the genetic contribution of two individuals, a male and a female. Larva: The larva is a typical tortoise beetle type, but very unlike most other beetle larvae. This is a clavate tortoise beetle, Plagiometriona clavata (Coleoptera: Chrysomelidae). Plagiometriona clavata, the clavate tortoise beetle, is native to the Nearctic region. ADW doesn't cover all species in the world, nor does it include all the latest scientific information about organisms we describe. Plagiometriona clavata(Fabricius) is common and can be recognized easily by its general form and appearance. An animal that eats mainly plants or parts of plants. gonochoric/gonochoristic/dioecious (sexes separate), Journal of the Kentucky Academy of Sciences, Bulletin of the American Museum of Natural History, Leaf and seed beetles of South Carolina (, Journal of the New York Entomological Society. This evidently does little to disguise larvae, but it does seem to repel potential predators by chemical cues. Arnett Jr RH. 5. Photograph by David Cappaert, www.forestryimages.org. Coptocycla clavata (Fabricius). I’ve never seen one before and am curious to know what it is! This material is based upon work supported by the Beschreibung einiger neuer Cassididen nebst synonymischen Bemerkungen, 3. 2005. The length is 6.5 to 7.5 mm, while the width is 5.5 to 6.3 mm. 1993. The leaf beetles of Alabama (Coleoptera: Chrysomelidae). Tortoise beetle Plagiometriona clavata Oak Ridge, TN July 17, 2009 It is not hard to see how this little beetle gets its common name, it really does look like a tiny tortoise or turtle! In the north, there is a single brood, but the species is multiple-brooded in the south. Nothing is currently known about mating in this species. Topics It flew when I tried to remove it. [The illustration of this species by Dillon and Dillon (1961) has the legend reversed with that of Metriona bivittata (Say); Plagiometriona clavata is actually figure 9 on plate 74.]. The tarsal claws are angularly dilated at their base. 2001. Boheman CH. Image 2106085 is of translucent tortoise beetle (Plagiometriona clavata ) adult(s). Tortoise Beetle (Plagiometriona clavata) by Gabrielle Aug 11, 2006 11:29 PM. Dietary specialization influences the efficacy of larval tortoise beetle shield defenses. A tortoise beetle (. While ADW staff and contributors provide references to books and websites that we believe are reputable, we cannot necessarily endorse the contents of references beyond our control. Leaf beetles of Ohio (Chrysomelidae: Coleoptera). Photograph by Division of Plant Industry. Canada Number 6983. Some of the taxonomic confusion was discussed by Barber (1918, 1946) and Hincks (1952). 1952. It is assumed that mating in this species is similar to other known tortoise beetles. flavescens (Chrysomelidae: Cassidinae) as chemically mediated defence against predators. Butterflies have complete metamorphosis, grasshoppers have incomplete metamorphosis. Vencl, F., F. Nogueira-de-Sa, B. Allen, D. Windsor, D. Futuyma. forest biomes are dominated by trees, otherwise forest biomes can vary widely in amount of precipitation and seasonality. 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