例句與造句

1. ""'Victalimulus " "'is an extinct genus of xiphosuran, or horseshoe crab, from Early Cretaceous beds in Koonwarra in eastern Victoria, Australia.
2. These Ordovician fossils come from the site of the Douglas Dam in Tennessee, USA . They are the most xiphosuran-like of the known chasmataspid species, with a horseshoe-shaped headshield.
3. It's difficult to find xiphosuran in a sentence. 用xiphosuran造句挺難的