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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 19921 - 19932 of 41939

Entry Number: 19927

  • Nematode: Cervidellus similis
  • Host: in/on Soil
  • Origin: Midvale, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Mar 05
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Cervidellus 6a (1 female)

Entry Number: 19928

  • Nematode: Cervidellus similis
  • Host: in/on Soil
  • Origin: Toronto, Ontario, Canada
  • Collector: Gerald Thorne
  • Date Collected: 1934 Jul 21
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Chiloplacus 6e (1 female)

Entry Number: 19929

  • Nematode: Cervidellus sp.
  • Host: in/on Soil
  • Origin: Goshen, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 May 03
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Acrobeles 2b (2 female)

Entry Number: 19930

  • Nematode: Cervidellus sp.
  • Host: Populus sp. (Cottonwood tree (dead)) in/on Bark
  • Origin: Payson, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Feb 23
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Plectus 5b (5 female)

Entry Number: 19931

  • Nematode: Cervidellus sp.
  • Host: in/on Soil
  • Origin: Goshen, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 May 03
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Cervidellus 10 (1 female)

Entry Number: 19932

  • Nematode: Chiloplacus contractus
  • Host: in/on Soil (Balsam)
  • Origin: Provo, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1923 Jun
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Chiloplacus 1 (3 female)

Entry Number: 19933

  • Nematode: Chiloplacus contractus
  • Host: Medicago sativa (Alfalfa (dead)) in/on Soil
  • Origin: Fort Collins, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1924 Jul
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Chiloplacus 1b (10 female)

Entry Number: 19934

  • Nematode: Chiloplacus contractus
  • Host: Medicago sativa (Alfalfa (dead)) in/on Soil
  • Origin: Fort Collins, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1925 Jul
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Chiloplacus 1c (9 female)

Entry Number: 19935

  • Nematode: Chiloplacus contractus
  • Host: in/on Soil
  • Origin: Ogden Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1925 Oct 12
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Acrobeles 43 (2 female)

Entry Number: 19936

  • Nematode: Chiloplacus contractus
  • Host: Narcissus sp. (Daffodil) in/on Soil
  • Origin: Bountiful, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1929 May 11
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Chiloplacus 1d (6 female)

Entry Number: 19937

  • Nematode: Chiloplacus contractus
  • Host: Atriplex confertifolia (Shadscale) in/on Soil
  • Origin: Mosida, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 May 01
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Chiloplacus 1e (5 female)

Entry Number: 19938

  • Nematode: Chiloplacus contractus
  • Host: Beta saccharifera (Sugarbeet) in/on Soil
  • Origin: Culver, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Sep 04
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Chiloplacus 1k (3 female)