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10 LIBRI IN PORTOGHESE ASSOCIATI CON «PTEROSTIGMA»
Scopri l'uso di
pterostigma nella seguente selezione bibliografica. Libri associati con
pterostigma e piccoli estratti per contestualizzare il loro uso nella letteratura.
1
Dictionary of Insect Morphology
~ta: the somewhat thickened, pigmented spot of various shapes usually on the
apical third of the costal vein fore pterostigma, pterostigma anterius: the
pterostigma of the fore wing hind pterostigma, pterostigma posterius: the
pterostigma of the ...
Henrik Steinmann, Lajos Zombori,
1999
2
Dictionary of Insect Morphology:
~ta: the somewhat thickened, pigmented spot of various shapes usually on the
apical third of the costal vein fore pterostigma. pterostigma anterius: the
pterostigma of the fore wing hind pterostigma, pterostigma posterius: the
pterostigma of the ...
3
Review of North American Exomalopsis (Hymenoptera, ...
Pterostigma dark at least on margins, about three times or less longer than wide;
abdomen with distinct light hair bands 24 Pterostigma ferruginous, four times as
long as wide; light pubescence of abdomen diffuse, with base of segments not ...
Philip Hunter Timberlake,
1980
4
Dragonflies and Damselflies of South Africa
Thisisachievedbecausethestrongveinssupport anultrathin,mostlyclear,membrane
. subnodus costa 1st radial vein postnodal crossveins pterostigma 2nd radial vein
main branch anal crossvein arculus nodus antenodal crossveins discoidal cell ...
5
Manual of Central American Diptera
31 Pterostigma in males large, dipping posteriorly (Fig. 73); scutum densely gray
microtrichose, if subshining (in Chondrometopum leve Hendel), then acrostichal
seta lacking . . . . . . . . . . . . . . . 32 – Pterostigma neither longer than costal cell, ...
6
North American Psocoptera
Forewing with extensive banding pattern, but pterostigma clear (Fig. 133).
Micropterous forms (some females) with only one ventral abdominal vesicle
Posticus Group C. posticus Banks Forewing banded or not. but if banded, with a
mark in ...
7
Evolution of the Insects
Protanisoptera is currently held as the basalmost group of Odonata, all other
members being united by a more complete formation of the nodus (albeit still
somewhat incipient in Archizygoptera); a formation of a true pterostigma; a loss of
...
David Grimaldi, Michael S. Engel,
2005
8
6th World Congress of Biomechanics (WCB 2010), 1 - 6 August ...
For the typical flapping trajectories at nodus and pterostigma, three out of five
cycles demonstrate simple figure-eight trajectories at the nodus and the
pterostigma (Fig. 4a for one typical result). However, the other two cycles depict a
double ...
James Goh Cho Hong, Chwee Teck Lim,
2010
9
The Biology of Dragoflies
In the Libellulidae, the gradual adoption of a soaring or " skimming " habit of flight
, instead of the original method of " darting," lessened the strain on the
pterostigma, which finally tended to become both smaller and unbraced in the
highest ...
10
Dragonflight: In Search of Britain's Dragonflies and Damselflies
Fascinatingly, the tiny and insignificant—looking pterostigma has a crucial role in
the dynamics offlight. It is thicker than the rest of the wing and so improves
stability during gliding flight by dampening vibrations. Its presence enables a
dragon ...
4 NOTIZIE DOVE SI INCLUDE IL TERMINE «PTEROSTIGMA»
Vedi di che si parla nei media nazionali e internazionali e come viene utilizzato il termine ino
pterostigma nel contesto delle seguenti notizie.
24 fun facts about the fascinating dragonfly
12) The pterostigma, the thickened cell near the wing-tip, enables the insect to glide at speeds up to 25% faster than it would otherwise be capable of, before ... «Norfolk Eastern Daily Press, giu 14»
2014 topjaar onvoorspelbare bijvlieg?
Karakteristiek is het langwerpige pterostigma (het vlekje langs de voorrand van de vleugel) in combinatie met de zwarte tarsen van de voor- en midden-poten. «Natuurbericht, mag 14»
Dragonfly Wings in Slow Motion - Smarter Every Day 91
I think they're great. Licensed Photo of the PteroStigma by: Patrick Coin Creative Commons Photos by: Gil Wizen Oli Bac Samantha Williams LadyDragonFlyCC «YouTube, mag 13»
Libellen sluipen uit
Aan de vleugeltip hebben de meeste libellen al een zwarte stip, pterostigma genoemd, maar de viervlek heeft ook nog extra zwarte vlekken in de ... «Natuurbericht, apr 10»