Annelid types

Types deposited in the INHS Annelida Collection

The INHS Annelida Collection contains primary types of six leech and one aquatic oligochaete species, listed below.

Hirudinida

  1. Illinobdella alba M.C. Meyer, 1940 [now =Myzobdella lugubris Leidy, 1851] (Hirudinea: Piscicolidae) – INHS ANNCOLL slide no. 13580 (21).
  2. Illinobdella elongata M.C. Meyer, 1940 [now =Myzobdella lugubris Leidy, 1851] (Hirudinea: Piscicolidae) – INHS ANNCOLL slide no. 13582 (118).
  3. Illinobdella moorei M.C. Meyer, 1940 [now=Myzobdella lugubris Leidy, 1851] (Hirudinea: Piscicolidae) – INHS ANNCOLL slide no. 13579 (133).
  4. Illinobdella richardsoni M.C. Meyer, 1940 [now=Myzobdella lugubris Leidy, 1851] (Hirudinea: Piscicolidae) – INHS ANNCOLL slide no. 13581 (85).
  5. Cystobranchus verrilli M.C. Meyer, 1940 (Hirudinea: Piscicolidae) – INHS ANNCOLL slide no. 13578 (152).
  6. Piscicolaria reducta M.C. Meyer, 1940 [now=Myzobdella reducta (Meyer, 1940] (Hirudinea: Piscicolidae) – INHS ANNCOLL slide no. 13583 (150).

Oligochaetous Clitellata {‘Oligochaeta’}

  1. Limnodrilus tortilipenis Wetzel, 1987 (Family Naididae, subfamily Tubificinae). Two paratypes of this species are deposited in the INHS Annelida Collection (no accession number); the holotype and one paratype of this species are deposited in the National Museum of Natural History–Smithsonian Institution, Washington, D.C. (catalog numbers: holotype-USNM 100439, paratype-USNM 100440).

** Type locality information for annelids first described as new to science from Illinois

Terrestrial megadrile oligochaetes (earthworms)

Acanthodrilidae

  • Diplocardia communis Garman, 1888—”common to the black soils of Illinois prairieland” [no specific locality information was provided with description].
  • Diplocardia singularis {as Geodrilus singularis} Ude, 1893—Danville (Vermilion County).
  • Diplocardia riparia Smith, 1895—near Havana (Mason Co.).
  • Diplocardia conoyeri Murchie, 1961—(St. Clair County).

Lumbricidae

  • Bimastos zeteki {as Helodrilus (Bimastus) zeteki Smith &  Gittens, 1915— woodlands near Urbana (Champaign Co.).
  • Bimastos longicinctus {as Helodrilus (Bimastus) longicinctus} Smith &  Gittens, 1915—lawns and parkings in Urbana (Champaign Co.).
  • Bimastos heimburgeri {as Helodrilus (Bimastus) heimburgeri} Smith, 1928— banks of small stream flowing into Sangamon River near the town of White Heath (Piatt Co.).

Sparganophilidae

Sparganophilus eiseni Smith, 1895]—near Havana (Mason Co.)
[ =Sparganophilus tamesis Benham, 1892; see Rota et al. 2016]

Terrestrial microdrile oligochaetes—Family Enchytraeidae

  • Henlea moderata Welch, 1940—from rich soil under decaying leaves in undisturbed forest land near Urbana (Champaign County);
  • Henlea urbanensis Welch, 1940—from rich soil in undisturbed forest-land near Urbana (Champaign County);
  • Fridericia oconeensis Welch, 1940—under the decaying bark of fallen timber, near Oconee (Shelby County);
  • Fridericia sima Welch, 1940—from under decaying leaves and at a slight depth in the rich, moderately moist humus in undisturbed forest-land near Urbana (Champaign County);
  • Lumbricillus rutilus Welch, 1940—from the sprinkling filter beds of the Thirty-ninth Street Sewage Testing Station in Chicago (Cook County);

Leeches

  • Haemopis terrestris (Forbes, 1890)—the American terrestrial leech (originally described as Semiscolex terrestris), from a house garden in Normal (McLean Co.);

>> Additional species will be posted here soon. 

Aquatic microdrile oligochaetes

Naididae, Tubificinae

  • Limnodrilus tortilipenis Wetzel, 1987—Dutchman Creek, 2.4 km W Vienna (Johnson Co.)   

** Additional information associated with the oligochaete taxa described as new to science noting Illinois as their type locality (e.g., publication in which the description was first published, repository(ies) and accession numbers for the types) are presented in their respective accounts as listed in the searchable website, Reynolds, J.W. and M.J. Wetzel. 2023. Nomenclatura Oligochaetologica – A catalogue of names, descriptions and type specimens. Editio Secunda.