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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 23593 - 23604 of 41939

Entry Number: 23599

  • Nematode: Plectus rhizophilus
  • Origin: Mt. Timpanogos, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Aug 22
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylencholaimus 1b (1 female)

Entry Number: 23600

  • Nematode: Plectus rhizophilus
  • 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 (1 female)

Entry Number: 23601

  • Nematode: Plectus rhizophilus
  • Origin: Longs Peak, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1924 Jul 19
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Plectus 9b (7 females)

Entry Number: 23602

  • Nematode: Plectus rhizophilus
  • Origin: Berkeley, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1939 May 17
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Acrobeloides 4k (2 females(?))

Entry Number: 23603

  • Nematode: Plectus rhizophilus
  • 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: Anaplectus 1 (5 females)

Entry Number: 23604

  • Nematode: Plectus communis
  • Origin: Horse Creek, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Jun
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Plectus 10 (3f)

Entry Number: 23605

  • Nematode: Plectus communis
  • Origin: Wellington, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Sep 04
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Plectus 10b (1 female)

Entry Number: 23606

  • Nematode: Plectus communis
  • Origin: Kings Peak, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Sep 02
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Plectus 10c (4 females)

Entry Number: 23607

  • Nematode: Plectus communis
  • Origin: Telcrates Canyon, Mt. Olympus, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 Mar 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Plectus 10d (6 females)

Entry Number: 23608

  • Nematode: Plectus communis
  • Origin: Albion, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Jun 01
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Plectus 12a (1 female broken)

Entry Number: 23609

  • Nematode: Plectus communis
  • Origin: Albion, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Jun 01
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Plectus 10e (3 females)

Entry Number: 23610

  • Nematode: Plectus paracommunis
  • Origin: Bald Mt., Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 Aug 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Plectus 11 (2 females)