Sundathelphusa is a genus of freshwater crabs in the family Gecarcinucidae, endemic to the Philippines and parts of Indonesia, including Sulawesi. These crabs exhibit remarkable adaptations to diverse freshwater habitats, including caves and montane streams.
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Sundathelphusa is a genus of freshwater crabs in the family Gecarcinucidae, endemic to the Philippines and parts of Indonesia, including Sulawesi. These crabs exhibit remarkable adaptations to diverse freshwater habitats, including caves and montane streams.
== Ecology and habitat == === Habitat preferences === Surface-dwelling species: Found in rivers, streams, and swamps (e.g., S. Cagayana in Luzon island). Despite being a cave-adapted species: Troglobitic forms like S. spelaeophila do not exhibit reduced eyes and pigmentation. Montane species: S. cagayana inhabits high-elevation streams in northeastern Luzon.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).