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mx id: 1382 | OBO id: HAO:0000948 | URI: http://purl.obolibrary.org/obo/HAO_0000948
Defined (both definition and relationships must be met)
The sclerite that is located anteriorly on the thoracic sternum and bears the spina.
written by: Miko, I. 2009. -2019 Curator. Hymenoptera Anatomy Ontology.

Relationships / properties:
The spinasternum is a sclerite.
The spinasternum is part of the cuticle. The spinasternum is part of the thoracic sternum.

Label usage (sensu)
spinasternum by Snodgrass, R. E. 1935. Principles of insect morphology. McGraw-Hill Book Co., Inc., New York & London 667 pp.
spinasternum by Miko, I. 2009. -2019 Curator. Hymenoptera Anatomy Ontology.
Comments and tags
alternative definition added almost 15 years ago by Istvan Miko
One of the spine-bearing intersegmental sclerites of the thoracic venter, associated or united with the sternum preceding; a spinasternum may become a part of the definitive prosternum or mesosternum, but not of the metasternum.
  Reference: Snodgrass, R. E. 1926. The morphology of insect sense organs and the sensory nervous system. Smithsonian Miscellaneous Collections 77:1-80.
  Cross reference: None provided.

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