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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 24025 - 24036 of 41939

Entry Number: 24031

  • Nematode: Rotylenchus robustus
  • Origin: Salt Lake City, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Sep 27
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rotylenchus 2k (2 males & 3 females)

Entry Number: 24032

  • Nematode: Rotylenchus robustus
  • Origin: Mount Olympus, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1946 Feb 24
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rotylenchus 2l (1 female)

Entry Number: 24033

  • Nematode: Rotylenchus robustus
  • Origin: Breckenham, Kent., UK (England)
  • Collector: Gerald Thorne
  • Date Collected: 1938 Feb 14
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rotylenchus 2m (4 females)

Entry Number: 24034

  • Nematode: Rotylenchus sp.
  • Origin: Kitzeberg, Germany
  • Collector: Gerald Thorne
  • Date Collected: 1939 Aug 11
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rotylenchus 3 (1 female)

Entry Number: 24035

  • Nematode: Rotylenchus sp.
  • Origin: American Fork Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 Dec 26
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rotylenchus 4 (3 females & 2y) & 4a (3y)

Entry Number: 24036

  • Nematode: Rotylenchus sp.
  • Origin: Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1947 Jun 14
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rotylenchus 4b (3 females & 1y)

Entry Number: 24037

  • Nematode: Rotylenchus sp.
  • Origin: Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1947 Aug 25
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rotylenchus 1y (1 female)

Entry Number: 24038

  • Nematode: Rotylenchus sp.
  • Origin: Fish Lake, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1947 Aug 17
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rotylenchus 4c (1 female), Tylenchorhynchus 20 (1y) & Tylenchorhynchus 20a (2 females)

Entry Number: 24039

  • Nematode: Rotylenchus olaae
  • Origin: Hawaii, Hawaii, USA
  • Collector: Gerald Thorne
  • Date Collected: 1947 Jul
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rotylenchus 5 (2 females) & Radopholus 3a (1y)

Entry Number: 24040

  • Nematode: Rotylenchus bradys
  • Host: (Yam)
  • Origin: Jamaica
  • Collector: Gerald Thorne
  • Date Collected: 1932 Aug
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rotylenchus 6 (3 females)

Entry Number: 24041

  • Nematode: Rotylenchus bradys
  • Origin: UK (England)
  • Collector: T. Goodey, Gerald Thorne
  • Date Collected: 1932 Aug
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rotylenchus 6a (6 males & 8 females) & 6b (6 males & 13 females)

Entry Number: 24042

  • Nematode: Rotylenchus sp.
  • 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: Pratylenchus 4o1 (6y) & 4pl (2y)