Template:Sawyer, 2019a
- Sawyer, R.T. 2019. Observations on the terrestrial leech Haemopis septagon Sawyer & Shelley, 1976 (Annelida: Hirudinea) from the Outer Banks, North Carolina, USA, with a revision of the species. Zootaxa 4658(2): 275–296. DOI: 10.11646/zootaxa.4658.2.4 pdf
- Date of publicationː 22 August 2019
- ZooBank: E3CB3820-A6CA-4DF3-91C1-6D09732A583E
- No new names