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mx id: 572 | OBO id: HAO:0000956 | URI: http://purl.obolibrary.org/obo/HAO_0000956
sternum
Defined (both definition and relationships must be met)
Definition:
The area that is located on the integument and is ventral of the ventral diaphragm.
written by: Miko, I. 2009. -2019 Curator. Hymenoptera Anatomy Ontology.

Relationships / properties:
The sternum is a area.
The sternum is part of the body segment. The sternum is part of the cuticle. The sternum is part of the integument.

Figures
Pachycrepoideus vindemmiae (Rondani)
Copyright ©Lars Krogmann

Label usage (sensu)
sternum by Miko, I. 2009. -2019 Curator. Hymenoptera Anatomy Ontology.
Comments and tags
alternative definition added almost 9 years ago by Matthew Bertone
The ventral area of the body segment.
  Reference: None provided.
  Cross reference: None provided.

alternative definition added over 10 years ago by Istvan Miko
The ventral division of a body segment, which may be subdivided into sternites; usually only refers to the segments of the abdomen/metasoma and to the prothorax. The sterna of the mesothorax and metathorax are considered to be invaginated within the thorax.
  Reference: Goulet, H., and J. T. Huber. 1993. Hymenoptera of the World: An Identification Guide to Families. Research Branch, Agriculture Canada Publication 1894/E., Ottawa, ON 668 pp.
  Cross reference: None provided.

alternative definition added about 13 years ago by Andy Deans
1) either the primary ventral plate of a body segment or a composite definitive sternum, 2) primarily the primitive sternum, or sclerotization of the true venter of a segment; secondarily the definitive sternum, which in the thorax usually includes the sternopleurites and may include the following intersegmental spinasternum
  Reference: Snodgrass, R. E. 1935. Principles of insect morphology. McGraw-Hill Book Co., Inc., New York & London 667 pp.
  Cross reference: None provided.


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