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Related to jugum: jugum sphenoidale


n. pl. ju·ga (-gə) or ju·gums
A yokelike structure in certain insects that joins the forewings to the hind wings, keeping them together during flight.

[Latin iugum, yoke; see yeug- in Indo-European roots.]


1. (Zoology) a small process at the base of each forewing in certain insects by which the forewings are united to the hindwings during flight
2. (Botany) botany a pair of opposite leaflets
[C19: from Latin, literally: yoke]


(ˈdʒu gəm)

the posterior basal area or lobe in the forewing of certain insects, sometimes serving to couple the forewings and hind wings in flight.
[1855–60; < New Latin, Latin: yoke]
References in classic literature ?
An implement, madam, to whose Latin name, jugum , we owe one of the most illuminating words in our language -- a word that defines the matrimonial situation with precision, point and poignancy.
1B): Cuerpo ovoide con la anchura maxima a la altura del II segmento abdominal; cabeza jugum y tylus pardo claro, las cuatro espinas en el margen del jugum de color pardo oscuro; ojos pequenos rojizos; torax pardo obscuro, pronoto con puntuaciones dispersas en su superficie.
The tegmentum is covered by well separated pustules of irregular shape, from roundish/oval to squarish/rectangular, some of them coalesced, giving the impression of orientation in a radiating pattern from the jugum in the intermediate valves (Figs 7D, 7H) and in the antemucronal area of the tail valve.
Head with 4 setigerous punctures, located one in front each eye, and one on each jugum. Rostrum reaching metasternum.