无尾类的

In addition, it was discovered that the androgen receptors were expressed in vocalization regions of the amphibians brain.

另外，在无尾类脑部与发声的相关核团中发现雄激素受体的表达。

Anuran amphibians exhibit complex vocal behavior, which is an important mechanism in breeding and species identification. In the past it has been assumed that caudate amphibians are generally silent, with the exception of a few which have been shown to emit faint squeaks and barks.

无尾类两栖动物的复杂的声行为对其繁殖与物种的识别具有重要的作用，而有尾类除了少数种类可以发出微弱的"吱吱"声或吠声外，在过去一直被认为是基本不发声的。

The presence of a mosaic of salientian and caudatan characters in this small fossil makes it a key taxon close to the batrachian divergence.

在这具小化石中兼具无尾目及有尾目两栖类的特征，因此它是接近于蛙形两栖类分歧的关键类群。

All superclasses of closed unbounded classes are stationary and stationary classes are unbounded, but there are stationary classes which are not closed and there are stationary classes which have no closed unbounded subclass ( such as the class of all limit ordinals with countable cofinality ).

所有闭合无界类的超类是固定的并且固定类是无界的，但是有着不闭合的固定类并且有着没有闭合无界子类的固定类(比如带有可数共尾性的所有极限序数的类)。

Based on the analysis of the resources situation and problems, it has been suggested by the authors that the protection of ecological environment and species varieties of Anura in Gansu should be strengthened.

本文在对甘肃无尾两栖类动物资源状况及存在的问题进行分析的基础上，提出了加强无尾两栖类动物生境和物种多样性保护，从而合理利用无尾两栖类动物资源的建议。

This article summarizes the research achievement on the structure of anura mtDNA this year, analyzes the diversity of frogs mtDNA gene rearrangement, we found that there are 8 kinds of different mtDNA arrangement orders altogether, and also preliminarily analyzes the relation of this different gene structure.

本文综述了今年来在无尾目线粒体基因组结构的研究成果，分析了蛙类mtDNA基因重排多样性，结果发现无尾目动物共有8类不同的线粒体基因排列方式，并初步分析了这些不同基因结构的关系。

This essay has made a primary study on the relativity of body temperature of Bufo bufo and environmental factors based on air tempera-ture,earth temperature,relative air humidity etc,so as to provide some certain foundation for the protection of amphibious animals,in particularanura.

本文从气温、地温和空气相对湿度等方面，对大蟾蜍的体温与环境因子之间的相关关系进行了初步研究，以便对两栖动物，特别是无尾类的保护提供依据。

Meanwhile Cumacea mainly distributed in the Taiwan Strait and its adjacent sooth waters. Iphinoe tenera and Heterocuma sarsi are common species of Cumacea in the East China Sea because they occurred in three seasons with relatively high abundance and occurrence frequency. Leueon sp.

浮游涟虫类主要分布在台湾海峡和东海南部海域浮游涟虫类有4种，细长涟虫和萨氏异涟虫在3个季节出现，丰度和出现率较高，是东海涟虫类的常见种；无尾涟虫Leueon sp。

Sixteen ( 15 new) amphibian and twenty-two ( 11 new) squamate species have been reported across China, including the oldest Chinese tetrapod Sinostega pani from the Late Devonian of Ningxia Hui Autonomous Region, the large stereospondyl amphibian Yuanansuchus laticeps from the Middle Triassic of Hubei Province, Late Jurassic/Early Cretaceous lissamphibians ( e. G., the anurans Callobatrachus sanyanensis and Mesophryne beipiaoensis, the caudates Jeholotriton paradoxus and Laccotriton subsolanus) from Northeast China, Paleogene lizards (e. G., Brevidensilacerta xichuanensis and Tinosaurus yuanquensis) from North China, and numerous lizards from the Late Cretaceous of Nei Mongol Autonomous Region.

共报道了16种两栖类和22种有鳞类，其中15种两栖类和11种有鳞类为新种，包括我国最古老的四足动物宁夏晚泥盆世的潘氏中国螈，湖北中三叠世的大型全椎两栖类宽头远安鲵，东北晚侏罗世/早白垩世的多种滑体两栖类(如无尾类三燕丽蟾和北票中蟾，有尾类奇异热河螈和东方塘螈)，华北古近纪的蜥蜴类(如淅川短齿蜥和垣曲响蜥)，以及内蒙古晚白垩世的多种蜥蜴类等。

For the Batrachuperus tibetanus, the follicle cells are the main sites for e2, P and T, but the thecal cells are not shown to product steroid.

说明，在卵母细胞发育中，有尾两栖类和无尾两栖类性类固醇激素的作用有一些差异。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。