entoplastron


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entoplastron

(ˈɛntəʊˌplæstrən)
n, pl -tra (-trə)
(Zoology) the median plate of a turtle's plastron
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Ventrally, the entoplastron is subrhombic, almost as wide as long (Fig.
The gulars of some specimens do not overlap the entoplastron (Fig.
A right hyo-, hypo- and entoplastron, fragments of pleuralia, and a right foot.
Plastron is cruciform, anterior plastron lobe much shorter than posterior; epiplastra and entoplastron reduced.
Here we report discovery of two new fossil specimens of tortoises from Cathedral Cave, review morphological differences in the entoplastron and epiplastron of some North American testudinoids, and discuss the temporal and spatial significance of these fossils.
En la parte anterior derecha del hyoplastron se observan dos suturas, la primera de forma curva, que articulaba a este elemento con el entoplastron, la segunda es de forma recta y conectaba al hyoplastron con el epiplastron.
The entoplastron is reduced, separating only the epiplastrals and very little of the hyoplastrals.
Devils Nest: one costal fragment, one entoplastron, two plastral fragments, one osteoderm, UNSM 56908.
Cervical distinctly developed, visceral part larger than dorsal part; epiplastron strongly vaulted, with distinctly marked geoemydaloid gular bulge; gular furrows cutting entoplastron, humeropectoral furrows not; entoplastron 1,2 x broader than long, rhomb-like, anteriorly markedly pointed; anal notch obtuse-angled; pygal geoemydaloid; neurals emydoidal and geoemydaloid; three (to maybe five) strong dorsal keels, no keel on bridge developed; bridge piers week, inguinal piers inserting into pleural I via peripherals II and III, peripherals III with distinct visceral moschus channel, all marginal furrows situated on peripherals; typical geoemydaloid structure of areols on carapace present, surface of carapace with coarse sculpture, partly with very deep furrows on the horn-scutes.
Plastron plates: epiplastrals = epi, entoplastron = ento, hyoplastron = hyo, hypoplastron = hypo, xiphiplastron = xiphi.
En 1968 Jimenez cita en Corrales el cotipo de Neochelys salmanticensis, consistente en un entoplastron (STUS 124) y en 1971 un mesoplastron (STUS 70).