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mx id: 6872 | OBO id: HAO:0001205 | URI: http://purl.obolibrary.org/obo/HAO_0001205
transepisternal line synonyms: mesopleural lower fovea, transepisternal sulcus, transepisternal suture
Defined (both definition and relationships must be met)
Definition:
The line that is longitudinal, extends ventrolaterally on the mesopleuron and corresponds with the site of origin of the second and third mesopleuro-third axillary sclerite of fore wing muscle and the second mesopleuro-mesonotal muscle.
written by: Miko, I. 2009. -2019 Curator. Hymenoptera Anatomy Ontology.

Relationships / properties:
The transepisternal line is a line.
The transepisternal line is part of the integument. The transepisternal line is part of the mesopleuron.

Figures
Entomacis notioxera Yoder, 2004
Copyright ©Matthew J. Yoder
Entomacis ambigua (Brues)
Copyright ©Matthew J. Yoder

Label usage (sensu)
transepisternal line by Gibson, G. A. P. 1986. Mesothoracic skeletomusculature and mechanics of and jumping in Eupelminae (Hymenoptera, Chalcidoidea: Eupelmidae). Canadian Entomologist 118:691-728.
transepisternal line by Gibson , G. A. P., J. D. Read , and R. Fairchild. 1998. Chalcid wasps (Chalcidoidea): illustrated glossary of positional and morphological terms ..
transepisternal line by Miko, I. 2009. -2019 Curator. Hymenoptera Anatomy Ontology.
transepisternal suture by Huber, J. 2012. Revision of Ooctonus (Hymenoptera: Mymaridae) in the Nearctic region . The Canadian Entomologist 143:15-105.
mesopleural lower fovea by Evans, H. E. 1964. A synopsis of the American Bethylidae (Hymenoptera, Aculeata). Bulletin of the Museum of Comparative Zoology, Harvard 132:1-222.
transepisternal sulcus by Gibson, G. A. P. 1986. Mesothoracic skeletomusculature and mechanics of and jumping in Eupelminae (Hymenoptera, Chalcidoidea: Eupelmidae). Canadian Entomologist 118:691-728.
Comments and tags
comment added about 11 years ago by Matt Yoder
In Chalcidoidea the mesopleuro-mesocoxal muscle originates dorsally of the transepisternal line, whereas in most other Hymenoptera the muscle originates ventrally of the line.
  Reference: None provided.
  Cross reference: None provided.

alternative definition added about 11 years ago by Istvan Miko
A line of lighter color, change of sculpture, or more distinct groove on the mesepisternum that extends from the anterolateral corner of the mesocoxa toward the procoxa and, when present, divides the mesepisternum into an upper mesepisternum and lower mesepisternum (see also sternopleural suture).
  Reference: Gibson , G. A. P., J. D. Read , and R. Fairchild. 1998. Chalcid wasps (Chalcidoidea): illustrated glossary of positional and morphological terms ..
  Cross reference: None provided.

alternative definition added about 11 years ago by Istvan Miko
The horizontal lateroventral carina or groove near the lower margin of the mesopleuron, extending from the lower end of the epicnemial carina toward the mesocoxa.
  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.


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