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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 25105 - 25116 of 41939

Entry Number: 25111

  • Nematode: Tylenchus davainei
  • 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: Tylenchus 3h (?) (4 females) & Longidorus 4a (?) (2 males)

Entry Number: 25112

  • Nematode: Tylenchus davainei
  • Origin: Mount Deseret, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Jun 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 2e (3 females)

Entry Number: 25113

  • Nematode: Tylenchus davainei
  • Origin: Ontario, Canada
  • Collector: Gerald Thorne
  • Date Collected: 1934 Jul 21
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Paratylenchus 1 (?) (3 females)

Entry Number: 25114

  • Nematode: Tylenchus davainei
  • Origin: Black's Fork, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Aug 28
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchus 16 (1 male)

Entry Number: 25115

  • Nematode: Tylenchus davainei
  • Origin: Ogden Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Dec 14
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchus 3i (9 females) & Tetylenchus 2a (2 females)

Entry Number: 25116

  • Nematode: Tylenchus davainei
  • Origin: Bald Mountain, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 Aug 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchus 3j (4 females)

Entry Number: 25117

  • Nematode: Tylenchus davainei
  • Origin: Salt Lake City, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Feb 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Alaimus 11 (1 large male)

Entry Number: 25118

  • Nematode: Tylenchus davainei
  • Origin: West Jordan, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 May 29
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchus 14a (1 female)

Entry Number: 25119

  • Nematode: Tylenchus davainei
  • 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: Tylenchus 3k (3 males & 6 females)

Entry Number: 25120

  • Nematode: Tylenchus davainei
  • Origin: Riverside, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Feb 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchus 6t (1 male & 1y)

Entry Number: 25121

  • Nematode: Tylenchus davainei
  • Origin: Ogden Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Dec 14
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchus 3L (7 females)

Entry Number: 25122

  • Nematode: Tylenchus davainei
  • Origin: Longs Peak, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1926 Jul 18
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchus 3m (5 males & 16 females)