Summary description from Wikipedia:

Chthoniidae in languages:

Chinese

土擬蠍科

English

chthoniid pseudoscorpions

Japanese

ツチカニムシ科

Swedish

käkklokrypare

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Parent Taxon

• Pseudoscorpiones

Sibling Taxa

• Chthoniidae
• Dracochelidae
• Lechytiidae
• Pseudotyrannochthoniidae
• Tridenchthoniidae

Child Taxa

• Afrochthonius
• Aphrastochthonius
• Apochthonius
• Caribchthonius
• Chthoniinae
• Kleptochthonius
• Maorichthonius
• Mexichthonius
• Mundochthonius
• Neochthonius
• Pseudochthonius
• Sathrochthoniella
• Selachochthonius
• Spelyngochthonius
• Troglochthonius
• Tyrannochthoniella
• Vulcanochthonius

Top Observation Places

• Washington
• Arlington
• Alexandria
• Silver Spring
• Rockville
• Bethesda