It is endemic to Jamaica, troglobitic, and currently known from only two sites, both in northern St. Catherine. Only five individuals have been found as of 2013; four specimens collected by Dr S. Peck in 1975 at Pedro Cave, and one individual found (not collected, but confirmed photographically by Peck) at Swansea Cave by members of the Jamaican Cave Organisation in 2010. The species is listed as Critically Endangered on the IUCN Red List.
- Oliveira I., Hering L., & Mayer, G. "Updated Onychophora checklist". Onychophora Website. Retrieved 24 November 2016.
- New, T. R. (1996). "Speleoperipatus spelaeus". IUCN Red List of Threatened Species. Version 2013.2. International Union for Conservation of Nature. Retrieved 21 May 2014.
- R. S. Stewart (February 13, 2010). "Swansea Cave". Jamaican Caving Notes. Jamaican Caves Organisation. Retrieved 21 May 2014.
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