沙蠋
shā zhú
- Arenicola;lugworm
沙蠋
沙蠋[shā zhú]
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穴居的蚯蚓或沙蠋排出的圆柱状粪块。
Cylindrical mass of earth voided by a burrowing earthworm or lugworm .
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豫西太原组（C3）中一种罕见的遗迹化石&沙蠋粪化石
A grain of sand a type of rare trace fossils & arenicola coprolites in Taiyuan Formation ( c3 ), western Henan Province
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柄袋沙蠋体壁主要由表皮、环肌、纵肌组成。
The body wall of Arenicola brasiliensis is composed of epithelium , circular muscle and longitudinal muscle .
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几种神经递质在柄袋沙蠋体内各部分的分布密度不同，可能与其在各部位发挥的功能不同有关。
The different density of neurotransmitters in different parts of Arenicola brasiliensis might correlate to their various functions .