This includes ensuring that the annuli remain intact. There is said to be "communication" between these connected annuli. The body is composed primarily of two unequal annuli. There are 276 to 306 ventral annuli. Body color is rather variable, but basically greenish, with a series of yellowish annuli. The scales of some species exhibit bands of uneven seasonal growth called "annuli" (singular "annulus"). Lines of arrested growth, similar to annuli, are found between zones are avascular. A later discovered, unsexed specimen measured in total length and had 343 ventral annuli. Estimation of annuli is similar to that of otoliths. Two types of growth lines exist&colon; "annuli", and "lines of arrested growth" (LAGs). The Arakan forest turtle has 18 plastral annuli, a carapace length of and weighs . Consider two overlapping rings, or annuli, of different centres. Age can often be inferred from annuli, the concentric rings of their shells. Ammunition for the Vickers used colour-coded annuli. In a completed well, there may be many annuli.