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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 23833 - 23844 of 41939

Entry Number: 23839

  • Nematode: Sectonema ventralis
  • Origin: Salem, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1925
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Sectonema 1 (2 females)

Entry Number: 23840

  • Nematode: Sectonema ventralis
  • Origin: Salem, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1925 Oct 24
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aporcelaimus vorax 4 (3 females & 2y) & 4a (1y)

Entry Number: 23841

  • Nematode: Sectonema ventralis
  • Origin: Salem, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1926 Feb 13
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aporcelaimus vorax 4b (1 female)

Entry Number: 23842

  • Nematode: Sectonema ventralis
  • Origin: Salem, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 May 01
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Sectonema 1a (3 females & 1y), 1b (3 females)

Entry Number: 23843

  • Nematode: Radopholus similis
  • Origin: Kew Gardens (London), UK (England)
  • Collector: Gerald Thorne
  • Date Collected: 1936
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Radopholus 1 (3 females)

Entry Number: 23844

  • Nematode: Radopholus similis
  • Origin: Honolulu, Hawaii, USA
  • Collector: Gerald Thorne
  • Date Collected: 1949 Feb 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Radopholus 1a, 1b, 1c, 1d

Entry Number: 23845

  • Nematode: Radopholus similis
  • Host: Saccharum sp. (Sugar Cane)
  • Origin: Honolulu, Hawaii, USA
  • Collector: Gerald Thorne
  • Date Collected: 1944 Aug 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Radopholus 1e (2 males & 8Y)

Entry Number: 23846

  • Nematode: Radopholus aquaticus
  • Origin: Fish Lake, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1924
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 52 (3 females & 1 male)

Entry Number: 23847

  • Nematode: Radopholus aquaticus
  • Origin: Utah Lake, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1927 May 25
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Diplogaster 2a (1 female)

Entry Number: 23848

  • Nematode: Radopholus sp.
  • Origin: Wellsville Divide, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 May 22
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Radopholus 2 (4 females)

Entry Number: 23849

  • Nematode: Radopholus sp.
  • Origin: Wellsville Divide, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1946 Jun 05
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Radopholus 2a (7 females)

Entry Number: 23850

  • Nematode: Rhabditella sp.
  • Origin: Buck Creek, Indiana, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Mar
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rhabditella 1, 1a, 1b, 1c, 1d, 1e, 1f, 1g, 1h, 1i, 1j, 1k, 1L, 1n, 1o, 1p, 1q