ColeopteraChrysomelidae – Leaf Beetles

Malacorhinus tilghmani 0

Malacorhinus tilghmani

This record describes Malacorhinus tilghmani (species). Recorded family: Chrysomelidae. Recorded order: Coleoptera.

Identification and Appearance

Malacorhinus tilghmani 0 - Malacorhinus tilghmani
Contributed by Mike Quinn

elytra with sides angulate, excavated bearing tubercles; antennae 1st enlarged (Mohamedsaid & Furth, 2011) ESA member George M. Greene (1916) exhibited a male Malacorhinus tripunctatus Jacoby collected by H. Mittendorf in New Braunfels, Texas, April 4, 1902. If correctly identified, this would be the first US record for this sp. However, note that Diabrotica adelpha is fairly common in central TX and has similar forms to Malacorhinus tilghmani ...

Classification

Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Coleoptera (Beetles)
Suborder
Polyphaga
Superfamily
Chrysomeloidea
Family
Chrysomelidae (Leaf Beetles)
Subfamily
Galerucinae
Tribe
Metacyclini
Genus
Malacorhinus

Imported taxonomy record. Source availability varies; see the source references and editorial policy below.

Habitat and Range

Geographic Range

southmost TX to C. Amer. (Shawn Clark, pers. comm. to MAQ, 2019) known from one US specimen from “Brownsville, IV-17-1967” no collector and no host info. It is in Art Gilbert’s collection in Fresno, CA. (E.G. Riley, pers. comm. to MAQ, 2019)

Additional species information

Species notes from the sources

Etymology: Malacorhinus tilghmani Mignot, 1970

About Primitive Winged Insects: the wider group

Order-level background for Coleoptera, the group containing Malacorhinus tilghmani. Species-specific details appear above.

Group overview

Coleoptera is the largest order of insects with over 400,000 described species, representing ~25% of all known animal species and ~40% of all insects. In the U.S. alone, nearly 30,000 beetle species have been identified.

Ecological role of the group

Beetles are prominent decomposers, especially in forests, breaking down dead wood and recycling nutrients. As predators, they reduce populations of pest insects. Many species are also important pollinators of flowering plants.

Economic and practical significance of the group

Beetles have major economic significance: leaf beetles (Chrysomelidae) and weevils (Curculionoidea) are among the most destructive agricultural pests globally, costing billions annually, while predatory species like ladybugs provide natural pest control.

Recorded sources for this group: Britannica, Smithsonian, NCSU Entomology. Imported estimates may describe particular regions or reporting periods.

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Frequently Asked Questions About Malacorhinus tilghmani 0

What is Malacorhinus tilghmani 0?

Malacorhinus tilghmani 0 (Malacorhinus tilghmani) is a species in the family Chrysomelidae, within the order Coleoptera.

How do you identify Malacorhinus tilghmani 0?

elytra with sides angulate, excavated bearing tubercles; antennae 1st enlarged (Mohamedsaid & Furth, 2011)

Where is Malacorhinus tilghmani 0 found?

Range: southmost TX to C. Amer. (Shawn Clark, pers. comm. to MAQ, 2019) known from one US specimen from Brownsville, IV-17-1967” no collector and no host info. It is in Art Gilbert’s collection in Fresno, CA. (E.G. Riley, pers. comm. to MAQ, 2019)

How we use and review source data. Source count does not imply independent verification.

Photo credits: Contributed by Mike Quinn. Contributors retain copyright over their individual contributions.