披针骨牌蕨 Lepidogrammitis diversa ; L. diversa

多轴针骨 polyaxon spicule

针骨系 spicular system

骨针 [无脊椎] spicule ; [无脊椎] spiculum ; bone needle ; [组织] bone spicule

海绵骨针 spongy spicule ; spicules

骨髓针 intramedullary pin

骨穿针 medullo-puncture needle

骨圆针 Steinmann Pins

两星骨针 amphiaster

双盘骨针 amphidisc