APP 
1981 Baltisphaeridium cf. B. hirsutoides Wright and Meyers,p.22; pl. 3,figs. a,c.1985 Baltisphaeridium cf. B. hirsutoides Jacobson and Achab,pp. 172—175; pl. 2,figs. 5,7.1999 Baltisphaeridium adiastaltum Wicander,Playford and Robertson,p. 5; pl. 4,figs. 4 （本文共 599 字 , 1 張圖 ） [閱讀本文] >>
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