thysanura defined in 1951 year

thysanura - thysanura;
thysanura - See also: Apterygota. tibia, (1) Shin-bone. The anterior of the two long bones (other is fibula) of the shank (below the knee) of the hind limb of tetrapod vertebrates. (2) One of the segments (fourth from base) of an insect leg.

near thysanura in Knolik

letter "T"
start from "TH"

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