基本释义:

心笔石属

网络释义

1)Cardiograptus,心笔石属

2)Paracardiograptus,拟心笔石属

3)Tutcheria,石笔木属

4)Cyrtograptus,弓笔石属

5)Galeograptus,盔笔石属

6)Nemagraptus,丝笔石属

用法和例句

The systematic positions of these three genera Pyrenaria,Tutcheria and Parapvrenaria have been studied in this paper based on these data of mopohology, embryology,palynology and anatomy.

）、石笔木属（ＴｕｌｃｈｅｒｉａＤｕｎｎ）和拟核果茶属（ＰａｒａｐｙｒｅｎａｒｉａＨ。