
Chthonos is a genus of South American ray spiders that was created by Jonathan A. Coddington in 1986 because the previous name was preoccupied. Originally placed with the Orb-weaver_spiders under the name Tecmessa, it was transferred to the ray spiders in 1986.
GENUS
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Chthonos is a genus of South American ray spiders that was created by Jonathan A. Coddington in 1986 because the previous name was preoccupied. Originally placed with the Orb-weaver_spiders under the name Tecmessa, it was transferred to the ray spiders in 1986.
==Species== it contains five species, found in Peru, Brazil, and Ecuador: Chthonos kuyllur Dupérré & Tapia, 2017 – Ecuador Chthonos pectorosa (O. Pickard-Cambridge, 1882) (type) – Brazil Chthonos peruana (Keyserling, 1886) – Peru Chthonos quinquemucronata (Simon, 1893) – Brazil Chthonos tuberosa (Keyserling, 1886) – Brazil
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).