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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 22201 - 22212 of 41939

Entry Number: 22207

  • Nematode: Mononchus sp.
  • Host: Fragaria sp. (Strawberry (Wild)) in/on Soil
  • Origin: Waldport, Oregon, USA
  • Collector: W. D. Courtney via Gerald Thorne
  • Date Collected: 1947 Dec 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 37 (2 females & 1 male & 1Y)

Entry Number: 22208

  • Nematode: Mononchus sp.
  • Host: in/on Soil
  • Origin: Sanford, Florida, USA
  • Collector: Gerald Thorne
  • Date Collected: 1949 Mar
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 38 (2 males)

Entry Number: 22209

  • Nematode: Mononchus sp.
  • Host: in/on Soil
  • Origin: Sanford, Florida, USA
  • Collector: Gerald Thorne
  • Date Collected: 1949 Oct 12
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 38a (1Y)

Entry Number: 22210

  • Nematode: Mononchus sp.
  • Host: in/on Soil (Wet, near canal)
  • Origin: Lewiston, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 May 24
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 102a (7 females & 4 males)

Entry Number: 22211

  • Nematode: Mononchus sp.
  • Host: Beta saccharifera (Sugarbeet) in/on Soil
  • Origin: Chino, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Jul 16
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Heterodera 1e1 (2 males)

Entry Number: 22212

  • Nematode: Mononchus sp.
  • Host: in/on Soil
  • Origin: Albion, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Jun 05
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rhabditis 4d (2Y)

Entry Number: 22213

  • Nematode: Mononchus sp.
  • Host: in/on Soil
  • Origin: Perry, Georgia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1940 Feb 07
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Daubaylia 2 (1 female)

Entry Number: 22214

  • Nematode: Mylodiscus nanus
  • Host: in/on Soil
  • Origin: E. C. Sumatra, Indonesia
  • Collector: Gerald Thorne
  • Date Collected: 1932 Feb
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mylodiscus 1 (1 female)

Entry Number: 22215

  • Nematode: Nacobbus aberrans
  • Host: 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: Nacobbus 1 (3 females)

Entry Number: 22216

  • Nematode: Nacobbus aberrans
  • Host: in/on Soil
  • Origin: Mosida, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1927 May 25
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nacobbus 1a (10 females)

Entry Number: 22217

  • Nematode: Nacobbus aberrans
  • Host: Atriplex confertifolia (Shadscale) in/on Roots/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: Nacobbus 1b (face view)

Entry Number: 22218

  • Nematode: Nacobbus aberrans
  • Host: Atriplex confertifolia (Shadscale) in/on Roots/Soil
  • Origin: Mosida, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 May 19
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nacobbus 1k (6 females)