Leeches of the World

Welcome to Hirudinea.org, a global taxonomic checklist and database for leech information.

817
Species

Undescribed Forms

31 leeches that appear to be distinct but have not yet been formally described. Have one of these, or something like it? Get in touch.

Family Form Habitat Region Recorded from
Erpobdellidae Erpobdella sp. 1 Freshwater North America Texas
Erpobdellidae Erpobdella sp. 2 Freshwater North America Hilltop Hot Springs, CA
Glossiphoniidae Glossiphoniidae sp. 1 Freshwater Asia Nanjing area China
Glossiphoniidae Glossiphoniidae sp. 2 Freshwater Asia Taketomi Island
Glossiphoniidae Orientobdelloides sp. 1 Freshwater Asia Java Indonesia
Glossiphoniidae Placobdella sp.2 Freshwater North America New York
Glossiphoniidae Placobdella sp.3 Freshwater North America Maryland, Western PA, Massachussets, and Virginia
Glossiphoniidae Placobdella sp.4 Freshwater North America Maryland
Glossiphoniidae Placobdella sp.5 Freshwater North America New Jersey
Glossiphoniidae Placobdella sp.6 Freshwater North America New Jersey
Glossiphoniidae Placobdella sp.7 Freshwater North America Alabama
Glossiphoniidae Placobdella sp.8 Freshwater North America Eastern Pennsylvania
Glossiphoniidae Placobdella sp.10 Freshwater North America Florida
Glossiphoniidae Placobdella sp.11 Freshwater North America Florida
Glossiphoniidae Placobdella sp.12 Freshwater North America Nebraska
Glossiphoniidae Placobdella sp.13 Freshwater North America Oregon
Glossiphoniidae Placobdella sp. 14 Freshwater North America Georgia
Glossiphoniidae Placobdella sp. 15 Freshwater North America Florida
Glossiphoniidae Placobdella sp. 16 Freshwater North America Virginia, West Virginia, Tennessee
Glossiphoniidae Placobdella sp. 17 Freshwater North America Florida
Glossiphoniidae Placobdella sp. 18 Freshwater North America Colorado
Glossiphoniidae Placobdella sp. 19 Freshwater North America Oklahoma
Glossiphoniidae Placobdella sp. 20 Freshwater North America Pennsylvania
Glossiphoniidae Placobdella sp. 21 Freshwater North America Ohio
Glossiphoniidae Placobdella sp. 22 Freshwater North America Montreal
Glossiphoniidae Placobdella sp. 23 Freshwater North America Texas
Glossiphoniidae Placobdella sp. 24 Freshwater North America California
Glossiphoniidae Placobdella sp. 25 Freshwater North America Mississippi
Glossiphoniidae Placobdella sp. 26 Freshwater North America Vernon B.C. Canada
Macrobdellidae Oxyptychus sp. 1 Freshwater South America Colombia
Macrobdellidae Philobdella sp. 1 Freshwater North America Canada

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