shell feature

URI: https://gptkb.org/prop/shell_feature

4 triples

GPTKB property

Subject	Object
gptkb:Mucrospirifer_mucronatus	long hinge line
gptkb:Mucrospirifer_mucronatus	pointed ends
gptkb:Oxynoticeras	fine ribbing
gptkb:Oxynoticeras	sharp venter