ventroposterior

ventroposterior

/ven·tro·pos·te·ri·or/ (-pos-tēr´e-or) both ventral and posterior (caudal).
References in periodicals archive ?
1C) with deep cavity, to some extent V-shaped, laterally sinuate and medially excavated, ventroposterior margin (Fig.
A case of symptomatic hemidystonia improved by ventroposterior thalamic electrostimulation.
Fore pro- and mesofemora spines weak on anteroventral margins, absent from the ventroposterior margins.
In a study conducted to clarify this issue, it has been shown that during the pain induced by squeezing, the noxious activation of spinothalamic tract neurons defined from the ventroposterior lateral thalamus can be repressed by DC stimulation (10).
Head nearly parallel-sided, almost rectangular,apex broad anterior part of lateral margins of head with 4-6 irregular-shaped but distinct dentine; lateral margins of pronotum with eleven unequal long acute spines; margins of connexivum with comb-like thin spines of equal length; dorsoposterior cavity of male pygophore with small conical median projection, ventroposterior cavity shallow with broad roundish median excavation and triangular lobes on sides; spermathecal bulb with three processes, one short, highly sclerotized, a second a little longer, semi-sclerotized and a little bent at apex, and the third thick, very long, reaching middle of first flange M.
The male specimens can be recognized by the pygofer ventrally 5 times longer than dorsally, with the ventroposterior margin trilobate, diaphragm wide and uniformly membranous; the aedeagus ventrocaudally curved, subtubular at base, shaft, furnished with retrorse small spines, abruptly narrowing in apical fourth, ending in an acute apex; phallotrema subapical on dorsolateral surface, the periandrum as a transversal strut shortly joined to the anal segment which is armed with a pair of long spinose processes extending ventrally close to one another on the caudal angles.
savagei; especies que se distribuyen en Centroamerica, al igual que la especie tipo, esta es que el proceso lateral del centrum no se extiende hasta el margen ventroposterior del basioccipital y tres exclusivos sinapomorficos con H.
15), con 7 a 11 micropilas alineadas sobre el borde crenulado, en la mitad ventroposterior (Fig.
The second series (visible only in specimens preserved with ethyl alcohol) forms 'V' located along the ventroposterior margin of the jaw to the ventroposterior margin of the eye.
The number of scales in the longitudinal series are counted as the oblique rows from the upper end of the gill opening to the base of the caudal fin; the transverse scale count is made from the origin of the second dorsal fin ventroposterior to the base of the anal fin.
2G, H); mesepisternum nearly fiat; mesepimeron concave on ventroposterior margin; mesopleural sulcus faintly impressed, dorsal portion ending in large pitlike concavity; opening of mesothoracic spiracle with wide mushroomlike cuticle, elevated with respect to surrounding surface (Figs.
La zona etmoidiana presenta cartilago etmoidal denso, los etmoides laterales muestran una region laminar altamente replegada que da forma a un diseno de roseta; el mismo diseno se observa desarrollado en la region ventroposterior del mesetmoides.