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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 21769 - 21780 of 41939

Entry Number: 21775

  • Nematode: Hexatylus viviparus
  • Host: in/on Soil
  • Origin: Salt Lake City, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1941 Mar 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hexatylus 1t (1 female)

Entry Number: 21776

  • Nematode: Hexatylus viviparus
  • Host: in/on Soil
  • Origin: Mill Hollow, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1941 Sep 08
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Brevibucca 1a (1 female Y)

Entry Number: 21777

  • Nematode: Hexatylus viviparus
  • Host: in/on Soil
  • Origin: Boston, Massachusetts, USA
  • Collector: Gerald Thorne
  • Date Collected: 1932 Jun
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Ditylenchus 1b1 (1 female)

Entry Number: 21778

  • Nematode: Hexatylus viviparus
  • Host: Taraxacum sp. (Dandelion) in/on Crowns
  • Origin: Aberdeen, Idaho, USA
  • Collector: Gerald Thorne
  • Date Collected: 1944 Jun 17
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hexatylus 1v (7 females)

Entry Number: 21779

  • Nematode: Hexatylus viviparus
  • Host: Gladiolus nanus (Gladiolus) in/on Soil
  • Origin: Netherlands
  • Collector: R. J. Hastings via Gerald Thorne
  • Date Collected: 1947 Nov 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hexatylus 1w (10 females)

Entry Number: 21780

  • Nematode: Hexatylus viviparus
  • Host: Solanum tuberosum (Potato) in/on Tuber
  • Origin: Grantsdale, Montana, USA
  • Collector: Gerald Thorne
  • Date Collected: 1949 Mar 22
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hexatylus 1x (6 females & 2Y)

Entry Number: 21781

  • Nematode: Hexatylus viviparus
  • Host: in/on Soil
  • Origin: Aberdeen, Idaho, USA
  • Collector: Gerald Thorne
  • Date Collected: 1949 Aug 19
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Paraphelenchus 1k (1 female)

Entry Number: 21782

  • Nematode: Hexatylus sp.
  • Host: Solanum tuberosum (Potato) in/on Tuber
  • Origin: Grantsdale, Montana, USA
  • Collector: Gerald Thorne
  • Date Collected: 1949 Mar 25
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hexatylus 2 (7 females)

Entry Number: 21783

  • Nematode: Hexatylus sp.
  • Host: Solanum tuberosum (Potato) in/on Tuber
  • Origin: Waterloo, Montana, USA
  • Collector: Gerald Thorne
  • Date Collected: 1949 Mar 25
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hexatylus 2c (11 females & 3 males)

Entry Number: 21784

  • Nematode: Hoplolaimus coronatus
  • Host: in/on Soil (Sod)
  • Origin: Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1931 Apr 08
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hoplolaimus 1 (2 males)

Entry Number: 21785

  • Nematode: Hoplolaimus coronatus
  • Host: in/on Soil
  • Origin: Broad Run, Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1932 Jul 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tyleptus 1b (4 females)

Entry Number: 21786

  • Nematode: Hoplolaimus coronatus
  • Host: (Pond) in/on Soil (Wet sod)
  • Origin: Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1930 Oct
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hoplolaimus 1b (4 females)