Anatrichis
LeConte, 1853
Anatrichis is a of in the , established by LeConte in 1853. The genus belongs to the Licininae and tribe Oodini. It comprises approximately eleven described distributed across multiple continents including Asia, Australia, and North America. Species within this genus are generally small-bodied, with several species names (lilliputana, minuta, pusilla) reflecting this diminutive size.
Pronunciation
How to pronounce Anatrichis: /ˌæn.əˈtrɪ.kɪs/
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Identification
Members of Anatrichis can be distinguished from related oodine by their small body size and the characteristic elongate-oblong body form typical of the tribe Oodini. The genus is placed in subtribe Oodina based on morphological features shared with other oodine . Definitive identification to level requires examination of genitalic characters and detailed body proportions.
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Distribution
The has a wide geographic range spanning the Oriental region (India), Australasia (Australia), eastern Asia (Japan), and western North America. Specific distribution records include: Anatrichis australasiae and A. lilliputana from Australia; A. indica from India; A. ogawarai from Japan; and A. oblonga and A. sexstriata from western North America.
Similar Taxa
- OodesBoth belong to tribe Oodini and share the elongate body form, but Oodes are generally larger and more than the typically diminutive Anatrichis.
- LicinusShares Licininae but belongs to a different tribe (Licinini); Licinus typically have more convex body forms and different mandibular structure.
More Details
Etymology of species names
Several epithets in this reflect small size: 'lilliputana' (from Lilliput, land of tiny people in Gulliver's Travels), 'minuta' (Latin for small), and 'pusilla' (Latin for very small). 'Sexstriata' refers to six stripes, likely describing elytral markings.
Taxonomic history
The has been classified in subtribe Oodina within tribe Oodini. Some were originally described in other genera and later transferred to Anatrichis, including A. lilliputana originally described as Oodes lilliputanus by Macleay in 1888.