78015
Apart from his more comprehensive works , his most important palaeontological contributions are perhaps his observations on the structure of the treelike lycopodiopsid , " Sigillaria " , an extinct plant related to the living club mosses , and his researches ( almost the last he undertook ) on fossil seeds , of which a full account was published posthumously in 1880 .
 animal: Sigillaria; plant: club mosses
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Sigillaria, club mosses 
Answer:
 animal: Sigillaria; plant: club mosses