alternative definition added about 15 years ago by Istvan Miko
the intrasegmental ventral plate of The thoracic segment, exclusive of the spinasternum, but usually including the sternopleurites.
Reference: Snodgrass, R. E. 1935. Principles of insect morphology. McGraw-Hill Book Co., Inc., New York & London 667 pp.
Cross reference:
None provided.