Frenum
Explanation of Terms Used in Entomology · 1906 · p. 1
: that which holds things together: a lunate or triangular portion at the inner and hinder base of the wing in Odonata and Trichoptera; see ten do.
Bu kavram başka kaynaklarda da geçiyor
Chamber's Twientieth Century Dictionary (1908)
An Illustrated Dictionary of Medicine, Biology and Allied Sciences (1907)
The Student's Medical Dictionary (1896)
An Illustrated Encyclopedic Medical Dictionary (1893)
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