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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 19621 - 19632 of 41944

Entry Number: 19624

  • Nematode: Aphelenchus avenae
  • Host: Medicago sativa (Alfalfa) in/on Crowns & Soil
  • Origin: Butlerville, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Jun 14
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchorhynchus 5l (1 young)

Entry Number: 19625

  • Nematode: Aphelenchus avenae
  • Host: Medicago sativa (Alfalfa) in/on Crowns & Soil
  • Origin: Sanpete County, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Aug 19
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchus 1t (4 female)

Entry Number: 19626

  • Nematode: Aphelenchus avenae
  • Host: in/on Soil
  • Origin: Florence, South Carolina, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Aug 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Pratylenchus 4h1 (1 female)

Entry Number: 19627

  • Nematode: Aphelenchus avenae
  • Host: Cupressus & Buxus sp. & sp. (Cyprus & Boxwood) in/on Soil
  • Origin: College Station, Texas, USA
  • Collector: Gerald Thorne
  • Date Collected: 1939 Apr 17
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrolaimus 6f1 (2 female)

Entry Number: 19628

  • Nematode: Aphelenchus avenae
  • Host: in/on Soil
  • Origin: Florida, USA
  • Collector: Gerald Thorne
  • Date Collected: 1932 Jul 18
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 41f (3 female)

Entry Number: 19629

  • Nematode: Aphelenchus avenae
  • Host: in/on Soil
  • Origin: Skull Valley, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Mar 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchus 1h (8 female)

Entry Number: 19630

  • Nematode: Aphelenchus avenae
  • 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: Tylenchorhynchus 4 (1 female)

Entry Number: 19631

  • Nematode: Aphelenchus avenae
  • 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 37

Entry Number: 19632

  • Nematode: Aphelenchus avenae
  • Host: (Summit) in/on Soil
  • Origin: Mount 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: Panagrolaimus 6 (1 female)

Entry Number: 19633

  • Nematode: Aphelenchus avenae
  • Host: Atriplex confertifolia (Shadscale) in/on Soil
  • Origin: Richfield, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Sep 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Neotylenchus 3b (3 female)

Entry Number: 19634

  • Nematode: Aphelenchus avenae
  • Host: in/on Soil
  • Origin: St. George, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Mar 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 90 (1 female)

Entry Number: 19635

  • Nematode: Aphelenchus avenae
  • Host: in/on Soil
  • Origin: Salem, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 May 21
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchus 1i (8 female)