chambered nautilus, pearly nautilus, nautilus
['cardoon', 'nematode, nematode worm, roundworm', 'butternut squash', 'custard apple', 'bolete', 'frilled lizard, Chlamydosaurus kingi', "yellow lady's slipper, yellow lady-slipper, Cypripedium calceolus, Cypripedium parviflorum"]