- Barnacles
- Barncale, Goose
- Bryozoa
- Coral
- Crab, Freshwater (In Chiapas, Mexico)
- Crab, Flame Box (Calappa flammea)
- Crab, Ghost (Ocypode quadrata)
- Crayfish (genus Procambarus)
- Cyclopoid Copepods
- Fiddler Crab
- Horseshoe Crabs
- Jingles (bivalves)
- Newt, California
- Portuguese Man-of-wars
- Rotifers in the Birdbath
- Salamanders, Long-tailed, in The Spring House
- Salamander, Red-legged False-brook (Pseudoeurycea cephalica)
- Scorpion (Centruroides gracilis)
- Scorpion, Northwest Forest (Uroctonus mordax)
- Scorpion Exuvia (Centruroides gracilis)
- Scorpions (in Yucatán)
- Scorpions, Medicinal
- Sea Fan
- Sea-Urchin
- Sponge
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