词根词缀：palaeo-, palae-, paleo-, pale-

【来源及含义】Greek: original, ancient, primitive, old

【同源单词】ichthyopaleontology, palaeacanthocephala, palae-ethnology, palaeoclimatology, palaeoichnology, palaeontology

词根词缀：zoo-, zoa-, zo-, -zoic, -zoid, -zoite, -zoal, -zonal, -zooid, -zoon, -zoa, -zoan

【来源及含义】Greek: animal, animals; living beings; life

【相关词根词缀】Related "animal" units: anima-; faun-; therio-.

【同源单词】acanthozooid, Actinozoa, actinozoa, actinozoal, actinozoan, agrizoology