| name = ''Tricholaspis'' | image = | regnum = Animalia | phylum = Arthropoda | classis = Insecta | ordo = Coleoptera | familia = Chrysomelidae | subfamilia = Cassidinae | tribus = Cassidini | genus = ''Tricholaspis'' | genus_authority = Weise, 1902 }}
Tricholaspis is a genus of leaf beetles belonging to the family Chrysomelidae. It is classified within the subfamily Cassidinae, commonly known as tortoise beetles, and the tribe Cassidini.
Etymology
The name ''Tricholaspis'' likely derives from Ancient Greek roots: "tricho-" (θρίξ, τριχός - "hair") and "aspis" (ἀσπίς - "shield"). This might refer to hairy features on the body or pronotums of some species, combined with the shield-like appearance typical of many tortoise beetles.Taxonomy and Classification
The genus ''Tricholaspis'' was first described by Julius Weise in 1902. It belongs to the following taxonomic hierarchy:- Kingdom: Animalia (Animals)
- Phylum: Arthropoda (Arthropods)
- Class: Insecta (Insects)
- Order: Coleoptera (Beetles)
- Family: Chrysomelidae (Leaf Beetles)
- Subfamily: Cassidinae (Tortoise Beetles and Leaf-mining Beetles)
- Tribe: Cassidini
Description and Characteristics
Like other members of the Cassidinae subfamily, ''Tricholaspis'' species are typically characterized by their distinctive body shape, which often resembles a tortoise shell, with the pronotum and elytra (wing covers) expanded laterally to cover the head and legs from above. Specific characteristics distinguishing ''Tricholaspis'' from other Cassidini genera would involve morphological details such as the presence and arrangement of hairs or setae, pronotal and elytral sculpturing, and genitalic structures, which are critical for accurate species identification within the genus.Distribution
Species within the genus ''Tricholaspis'' are primarily found in tropical and subtropical regions. For instance, some species are known from the Neotropical realm, including parts of South America.Ecology and Diet
As leaf beetles, ''Tricholaspis'' species are herbivorous. They typically feed on the foliage of various plants. Like other tortoise beetles, their larvae may exhibit unique behaviors, such as carrying a fecal shield on their backs for protection. Specific host plants for ''Tricholaspis'' species are often limited to particular plant families, though detailed dietary information for many species may still be unknown or poorly documented.Species
The genus includes several recognized species, such as:- ''Tricholaspis plicata'' (Spaeth, 1905)
- ''Tricholaspis weisei'' (Spaeth, 1902) (Note: A comprehensive list of all valid species would require a specialized taxonomic database.)
References
- Borowiec, L. (1999). A world catalogue of the Cassidinae (Coleoptera: Chrysomelidae). Wroclaw: Biologica Silesiae.
- Weise, J. (1902). Exotische Chrysomeliden. Deutsche Entomologische Zeitschrift, 1902, 117-152.
- Spaeth, F. (1905). Descriptiones Chrysomelidarum novarum. Wiener Entomologische Zeitung, 24, 77-84.