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tritosternum. In DICTIOUS you will not only get to know all the dictionary meanings for the word
tritosternum, but we will also tell you about its etymology, its characteristics and you will know how to say
tritosternum in singular and plural. Everything you need to know about the word
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English
Etymology
From trito- + sternum.
Noun
tritosternum (plural tritosterna)
- (arachnology) The sternite of the segment bearing the first pair of walking legs.
- Coordinate terms: tetrasternum, pentasternum
2014 August 1, Ana Caroline O. Vasconcelos, Alessandro P. L. Giupponi, Rodrigo L. Ferreira, “A new species of Charinus from Minas Gerais State, Brazil, with comments on its sexual dimorphism (Arachnida: Amblypygi: Charinidae)”, in The Journal of Arachnology, volume 42, number 2, →DOI, page 156:Sternum (Fig. 3): Tri-segmented with all segments sclerotized and convex. Tritosternum projected anteriorly, elongated and cone-shaped, with a large variation in the pattern of strong setae: 1 apical (1 pair is usually found), 2 median (1 pair can be found or be absent), 3 basal (1 or 2 can be found), and several small setae along the segment.