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USDA Nematode Collection was established in June 1960 By A. Morgan Golden. It is currently directed and curated by Dr. Zafar A. Handoo with technical support from Steve Rogers. It is one of the largest and most valuable nematode collections in existence with over 49,200 permanent slides and vials, and a total repository of nematode specimens reaching several million. It includes over 1900 type specimens, and the valuable and irreplaceable collections of Cobb-Steiner, Thorne, and others. Nematodes from worldwide and domestic sources are represented in the collection. The Collection and database provide important information for reference purposes and taxonomic research by U.S. and foreign scientists and a permanent repository for type and other specimens. This website provides a portal to search those specimens that have been cataloged to date and provides data on nematode hosts, occurrence, and distribution.

Displaying 37657 - 37668 of 41939

Entry Number: 37738

  • Nematode: Not a nematode (Nematomorpha: Chordodes occidentalis)
  • Origin: Pintura, Utah, USA
  • Collector: E.W. David
  • Date Collected: 1933 Jul 25
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17854

Entry Number: 37739

  • Nematode: Not a nematode (Nematomorpha: Chordodes occidentalis)
  • Origin: Pintura, Utah, USA
  • Collector: E.W. David
  • Date Collected: 1933 Jul 23
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17855

Entry Number: 37740

  • Nematode: Mermithidae
  • Origin: Córdoba, Veracruz, Mexico
  • Collector: Dampf
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17989

Entry Number: 37741

  • Nematode: Mermithidae
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-18009

Entry Number: 37742

  • Nematode: Eumermis sp.
  • Origin: Lunersee (Lüner Lake), Vorarlberg, Austria
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-18022

Entry Number: 37743

  • Nematode: Hydromermis brachyposthia
  • Origin: Lake Nipigon, Ontario, Canada
  • Date Collected: 1923 Jul 27
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17791

Entry Number: 37744

  • Nematode: Mermis subnigrescens
  • Collector: Dr. Stiles
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-18115

Entry Number: 37745

  • Nematode: Mermis nigrescens
  • Origin: Quakertown, Pennsylvania, USA
  • Date Collected: 1925 Aug 20
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-18116

Entry Number: 37746

  • Nematode: Mermithidae
  • Host: in/on Soil
  • Origin: Jefferson City, Lincoln University, Missouri, USA
  • Collector: W.W. Dowdy
  • Date Collected: 1931 Feb 11
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-18117

Entry Number: 37747

  • Nematode: Mermis subnigrescens
  • Host: Paramastax duquei (grasshopper (chapulin))
  • Origin: Honduras
  • Collector: Mrs. Popenoe
  • Date Collected: 1927 Jul 12
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17559

Entry Number: 37748

  • Nematode: Mermithidae
  • Host: Brassica oleracea (Cabbage)
  • Collector: Dr. Hall
  • Date Collected: 1928 Aug 11
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-18118

Entry Number: 37749

  • Nematode: Hexamermis rubra
  • Host: in/on Washing water
  • Origin: Lokundje, Cameroon (Kamerun, or German Cameroon)
  • Date Collected: early 1900s
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17438