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mx id: 4542 | OBO id: HAO:0000020 | URI: http://purl.obolibrary.org/obo/HAO_0000020
first metasomal segment synonyms: abdominal petiole, abdominal segment 2, lateral muscle of abdominal segment II, metasomal segment 1, petiole, second abdominal segment, segmentum abdominale secundum, segmentum secundum
Defined (both definition and relationships must be met)
Definition:
The abdominal segment that has a sternum and is located posterior to the first abdominal spiracle.
written by: Miko, I. 2009. -2019 Curator. Hymenoptera Anatomy Ontology.

Relationships / properties:
The first metasomal segment is a abdominal segment.
The first metasomal segment is part of the abdomen. The first metasomal segment is part of the body. The first metasomal segment is part of the metasoma. The first metasomal segment is part of the multi-cellular organism.

Figures
Acropiesta Foerster, 1856; Acropiesta Foerster, 1856
Cephus pygmeus Linnaeus, 1767
Evania appendigaster (Linnaeus, 1758); Evania appendagaster Samouelle, 1819
Szepligetella sericea (Cameron, 1883); Szepligetella impressa (Schletterer, 1889)
Szepligetella deercreeki Deans and Mikó; Szepligetella Bradley, 1908
Entomacis subemarginata (Ashmead)
Copyright ©Matthew J. Yoder
Opius dissitus Muesebeck
Opius dissitus Muesebeck

Label usage (sensu)
first metasomal segment by Wharton, R., L. Ward, and I. Mikó. 2013. New neotropical species of Opiinae (Hymenoptera, Braconidae) reared from fruit-infesting and leaf-mining Tephritidae (Diptera) with comments on the Diachasmimorpha mexicana species group and the genera Lorenzopius and Tubiformopius. Journal of Hymenoptera Research 243:27-82.
abdominal segment 2 by Miko, I. 2009. -2019 Curator. Hymenoptera Anatomy Ontology.
petiole by Leponce, M., T. Delsinne , Y. Laurent, J. Cillis, I. Bachy, A. Heughebaert, P. Desmet, and N. Youdjou. 2010. RBINS Ant eMuseum Paraguay Collection Glossary. Availble at http://projects.biodiversity.be/ants/.
petiole by 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.
petiole by Gibson , G. A. P., J. D. Read , and R. Fairchild. 1998. Chalcid wasps (Chalcidoidea): illustrated glossary of positional and morphological terms ..
petiole by Karlsson, D., and F. Ronquist. 2012. Skeletal Morphology of Opius dissitus and Biosteres carbonarius, with a Discussion of Terminology and Morphological Variation in Opiinae (Hymenoptera: Braconidae). PLoS ONE 7:1-38.
abdominal petiole by Buffington, M., and S. van Noort. 2013. Revision of the Afrotropical Mayrellinae (Cynipoidea: Liopteridae), with the first record of Paramblynotus from Madagascar. Zootaxa in prep.
lateral muscle of abdominal segment II by Nichols, S. W. (eds.). 1989. The Torre-Bueno Glossary of Entomology. New York Entomological Society and the American Museum of Natural History, New York.
second abdominal segment by Zombori, L., and H. Steinmann. 1999. Dictionary of Insect Morphology. Handbuch der Zoologie 4:1-404.
segmentum abdominale secundum by Zombori, L., and H. Steinmann. 1999. Dictionary of Insect Morphology. Handbuch der Zoologie 4:1-404.
abdominal segment 2 by Fisher, B. L., and B. Bolton. 2016. Ants of Africa and Madagascar: A Guide to the Genera. 2:512.
segmentum secundum by Zombori, L., and H. Steinmann. 1999. Dictionary of Insect Morphology. Handbuch der Zoologie 4:1-404.
metasomal segment 1 by 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.
Comments and tags
alternative definition added almost 10 years ago by Istvan Miko
  Reference: Gibson , G. A. P., J. D. Read , and R. Fairchild. 1998. Chalcid wasps (Chalcidoidea): illustrated glossary of positional and morphological terms ..
  Cross reference: false

alternative definition added over 10 years ago by Istvan Miko
Part of the metasoma, usually metasomal segment 1; the usually narrow, parallel-sided stalk joining the rest of the metasoma to the propodeum.
  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: false

alternative definition added almost 8 years ago by Kelly Dew
In Hymenoptera: Apocrita the second abdominal (first metasomal) segment, often stem- or stalk-like, anteriorly attached to the propodeum and posteriorly to the third abdominal segment, which may also be stem- or stalk-like (some Formicidae).
  Reference: Karlsson, D., and F. Ronquist. 2012. Skeletal Morphology of Opius dissitus and Biosteres carbonarius, with a Discussion of Terminology and Morphological Variation in Opiinae (Hymenoptera: Braconidae). PLoS ONE 7:1-38.
  Cross reference: None provided.

alternative definition added almost 10 years ago by Istvan Miko
  Reference: Leponce, M., T. Delsinne , Y. Laurent, J. Cillis, I. Bachy, A. Heughebaert, P. Desmet, and N. Youdjou. 2010. RBINS Ant eMuseum Paraguay Collection Glossary. Availble at http://projects.biodiversity.be/ants/.
  Cross reference: None provided.

alternative definition added almost 10 years ago by Istvan Miko
The term used for the one (= petiole) or two (= petiole + postpetiole) usually reduced and isolated abdominal segments occurring between the alitrunk and the gaster.
  Reference: Leponce, M., T. Delsinne , Y. Laurent, J. Cillis, I. Bachy, A. Heughebaert, P. Desmet, and N. Youdjou. 2010. RBINS Ant eMuseum Paraguay Collection Glossary. Availble at http://projects.biodiversity.be/ants/.
  Cross reference: None provided.


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