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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 33301 - 33312 of 41939

Entry Number: 33308

  • Nematode: Panagrolaimus subelongatus
  • 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: Panagrolaimus 6u (8 female variants)

Entry Number: 33309

  • Nematode: Panagrolaimus subelongatus
  • Host: Medicago sativa (Alfalfa) in/on Crowns
  • Origin: Medford, Oregon, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Mar 29
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Cephalobus 4d (1 female)

Entry Number: 33310

  • Nematode: Panagrolaimus subelongatus
  • Host: Medicago sativa in/on crowns
  • Origin: California Mesa, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Sep 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrolaimus 6z (11 females & 1 males & 7 females)

Entry Number: 33311

  • Nematode: Panagrolaimus subelongatus
  • Host: Armeniaca ansu (Apricot seedling) in/on Root (decaying)
  • Origin: Logan, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Feb 18
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrolaimus 6b1 (5 females & 1 male)

Entry Number: 33312

  • Nematode: Panagrolaimus subelongatus
  • Host: A com in/on Soil
  • Origin: Mosida, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1940 Mar 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Cervidellus 2e (1 female )

Entry Number: 33313

  • Nematode: Panagrolaimus subelongatus
  • Host: A com in/on Soil
  • Origin: Mosida, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1940 Mar 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchorhynchus 5o (1 males)

Entry Number: 33314

  • Nematode: Panagrolaimus subelongatus
  • Host: Pinus contorta latifolia (lodgepole pine) in/on Soil
  • Origin: Midvale, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1940 Apr 26
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rhabdontolaimus 2a

Entry Number: 33315

  • Nematode: Panagrolaimus subelongatus
  • Host: Pinus contorta latifolia (lodgepole pine) in/on Soil
  • Origin: Midvale, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1940 Apr 26
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rhabdontolaimus 2 ( 3 females 1 female & 1 male)

Entry Number: 33316

  • Nematode: Panagrolaimus subelongatus
  • Host: Populus sp. in/on Soil
  • Origin: Brighton Basin, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1940 Sep 13
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrolaimus 6 hl ( 4 females & 4 males)

Entry Number: 33317

  • Nematode: Panagrolaimus subelongatus
  • Host: Populus sp. (Aspen bank) in/on Soil
  • Origin: KernCo., California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1940 Jul 13
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Chiloplacus 6g (3 females & 3 males)

Entry Number: 33318

  • Nematode: Panagrolaimus subelongatus
  • Host: in/on Soil
  • Origin: Los Angeles Co., California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1941 Feb 7
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchus 1hl (1 female & 1 male)

Entry Number: 33319

  • Nematode: Panagrolaimus rigidus
  • Host: (Dead Alfalfa)
  • Origin: Greeley, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1924 Jul
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrolaimus 7a (15 females & 5 males)