Difference between revisions of "Rasnitsynaphis"

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Latest revision as of 11:53, 24 September 2011

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This page should be cited as follows (rationale):
Homan A, Wegierek P (2011) A new family of aphids (Hemiptera, Sternorrhyncha) from the Lower Cretaceous of Baissa, Transbaikalia. ZooKeys 130 : 167–174, doi. Versioned wiki page: 2011-09-24, version 14847, https://species-id.net/w/index.php?title=Rasnitsynaphis&oldid=14847 , contributors (alphabetical order): Pensoft Publishers.

Citation formats to copy and paste

BibTeX:

@article{Homan2011ZooKeys130,
author = {Homan, Agnieszka AND Wegierek, Piotr},
journal = {ZooKeys},
publisher = {Pensoft Publishers},
title = {A new family of aphids (Hemiptera, Sternorrhyncha) from the Lower Cretaceous of Baissa, Transbaikalia},
year = {2011},
volume = {130},
issue = {},
pages = {167--174},
doi = {10.3897/zookeys.130.1444},
url = {http://www.pensoft.net/journals/zookeys/article/1444/abstract},
note = {Versioned wiki page: 2011-09-24, version 14847, https://species-id.net/w/index.php?title=Rasnitsynaphis&oldid=14847 , contributors (alphabetical order): Pensoft Publishers.}

}

RIS/ Endnote:

TY - JOUR
T1 - A new family of aphids (Hemiptera, Sternorrhyncha) from the Lower Cretaceous of Baissa, Transbaikalia
A1 - Homan A
A1 - Wegierek P
Y1 - 2011
JF - ZooKeys
JA -
VL - 130
IS -
UR - http://dx.doi.org/10.3897/zookeys.130.1444
SP - 167
EP - 174
PB - Pensoft Publishers
M1 - Versioned wiki page: 2011-09-24, version 14847, https://species-id.net/w/index.php?title=Rasnitsynaphis&oldid=14847 , contributors (alphabetical order): Pensoft Publishers.

M3 - doi:10.3897/zookeys.130.1444

Wikipedia/ Citizendium:

<ref name="Homan2011ZooKeys130">{{Citation
| author = Homan A, Wegierek P
| title = A new family of aphids (Hemiptera, Sternorrhyncha) from the Lower Cretaceous of Baissa, Transbaikalia
| journal = ZooKeys
| year = 2011
| volume = 130
| issue =
| pages = 167--174
| pmid =
| publisher = Pensoft Publishers
| doi = 10.3897/zookeys.130.1444
| url = http://www.pensoft.net/journals/zookeys/article/1444/abstract
| pmc =
| accessdate = 2024-12-22

}} Versioned wiki page: 2011-09-24, version 14847, https://species-id.net/w/index.php?title=Rasnitsynaphis&oldid=14847 , contributors (alphabetical order): Pensoft Publishers.</ref>

See also the citation download page at the journal.


Taxonavigation

Ordo: Hemiptera
Familia: Rasnitsynaphididae

Name

Rasnitsynaphis Homan & Wegierek, 2011 gen. n. – Wikispecies link – ZooBank link – Pensoft Profile

Type species

Rasnitsynaphis ennearticulata sp. n.

Etymology

Named to honour Alexandr P. Rasnitsyn, who is not only eminent researcher, but also a teacher of many paleoentomologists. P.W. is honoured to be one of his students.

Diagnosis

As for family.

Description

Body massive. Front edge of head convex. Head with epicranial suture. Rostrum shorter than body, reaching to the middle of abdomen. Antennae longer than one third of the body length but shorter than its half. Antennal segment III 2–4 times as long as wide; segments IV-VIII of the same length or nearly so. Surface of all segments of flagellum sculptured in form of transverse ribs. Rhinaria ellipsoidal, arranged in more or less dense rows which are sometimes joined. Cubital vein CuA1 2.5 times longer than CuA2. Pterostigma big, spindle-shaped, pointed, 3–3.5 times as long as wide. Vein Rs slightly bent at base. Media with two or three branches. Bifurcation of vein M into M1 and M2 or into M1+2 and M3 just beyond the base of vein Rs.

Key to species of Rasnitsynaphis

Key to species of Rasnitsynaphis — A. Homan , P. Wegierek
1
Antennae short, about 1/2 of thorax height, segment III two times as long as wide, with ca. 9 rows of rhinaria; segments IV–VIII as long as wide; M with 2 branches 
  Rasnitsynaphis quadrata sp. n.
–
Antennae longer, segment III three to four times as long as wide; segments IV–VIII longer than wide 
  2
2
Segment III four times as long as wide, with ca. 11 rows of rhinaria 
  Rasnitsynaphis coniuncta sp. n.
–
Segment III three times as long as wide, with ca. 17 rows of rhinaria; M with 3 branches 
  Rasnitsynaphis ennearticulata sp. n.

Original Description

  • Homan, A; Wegierek, P; 2011: A new family of aphids (Hemiptera, Sternorrhyncha) from the Lower Cretaceous of Baissa, Transbaikalia ZooKeys, 130: 167-174. doi
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