part_of
first axillary sclerite
pteralia of the fore wing
first axillary sclerite of the fore wing
HAO:0001772
The first axillary sclerite that articulates anteriorly and medially with the anterior notal wing process laterally with the second axillary sclerite, and posteriorly with the posterior notal wing process.
first axillary sclerite
lamina axillaris basalis
pterale primum
scleritum axillare primum