Roy T. Sawyer

Roy T. Sawyer, zoologist.

Taxon names authored

(List may be incomplete)

(List may be incomplete)

Sawyer, R.T. & Shelley, R.M. 1976. New records and species of leeches (Annelida: Hirudinea) from North and South Carolina. Journal of Natural History 10 (1): 65–97. Reference page.

Barta, J.R. & Sawyer, R.T. 1990. Definition of a new genus of glossiphoniid leech and a redescription of the type species, Clepsine picta Verrill, 1872. Canadian Journal of Zoology 68(9): 1942–1950. DOI: 10.1139/z90-273 Reference page.

Sawyer, R.T. 2019. Description of the Southern swamp leech Philobdella floridana (Verrill, 1874) (Annelida: Hirudinea) from the Outer Banks, North Carolina, USA, with a revision of the species. Zootaxa 4544(2): 189–213. DOI: 10.11646/zootaxa.4544.2.3 pdf Reference page.
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 Reference page.

Sawyer, R.T. 2022. Comparative Morphological Analysis of Two Species of Turtle Leeches Coexisting in North America (Hirudinea: Glossiphoniidae): Embryological Evidence for Character Displacement. Taxonomy 22(2): 160–179. DOI: 10.3390/taxonomy2020013 . Reference page.