腕足类动物的一种

A lot of brachiopod and mollusk fossils,including 12 species of 8 genera of brachiopod,14 species of 8 genera of bivalve and 5 species of 4 genera of gasteropod,are collected from the marl and mudstone situated on the bottom of Benxi Formation in Liujiang basin.The mollusk fossils are directly preserved in the upper part or facies change bed of brachiopod fossil bed.Up to now, the materials is firstly reported,especially the mollusk.

柳江盆地本溪组底部泥灰岩及相邻泥岩中产有丰富的腕足动物、软体动物化石，经鉴定有腕足动物10属12种，双壳类8属14种和腹足类4属5种，软体动物保存于含腕足动物层的相变岩层或直接位于其上层，到目前为止，这一丰富材料尚属首次综合报道。

Sponges, corals and brachiopods (a once-widespread group that looka bit like bivalve molluscs) were particularly badly hit.

海绵、珊瑚、以及&腕足类动物&（一种在地球上广泛分布的看似双壳类的软体动物）的生存就受到了尤为巨大的冲击。

Sponges, corals and brachiopods (aonce-widespread group that looka bit like bivalve molluscs) wereparticularly badly hit.

海绵、珊瑚、以及&腕足类动物&（一种在地球上广泛分布的看似双壳类的软体动物）的生存就受到了尤为巨大的冲击。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。