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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 20869 - 20880 of 41939

Entry Number: 20875

  • Nematode: Dorylaimus capitatus
  • Host: in/on Soil
  • Origin: Aberdeen, Idaho, USA
  • Collector: Gerald Thorne
  • Date Collected: 1944 Aug 31
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 31o (4 females)

Entry Number: 20876

  • Nematode: Dorylaimus capitatus
  • Host: Poa secunda (Bluegrass (Sandberg)) in/on Roots/Soil
  • Origin: Coulee Dam, Washington, USA
  • Collector: Gerald Thorne
  • Date Collected: 1948 May 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 31p (2 females)

Entry Number: 20877

  • Nematode: Dorylaimus vitrinus
  • Host: Lycopersicon esculentum (Tomato field) in/on Soil
  • Origin: Buena Park, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1925 Nov 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nygolaimus 3 (6 specimens)

Entry Number: 20878

  • Nematode: Dorylaimus vitrinus
  • Host: Lycopersicon esculentum (Tomato field) in/on Soil
  • Origin: Los Angeles, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1925 Oct
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 32 (10 females)

Entry Number: 20879

  • Nematode: Dorylaimus vitrinus
  • Host: Phoenix sp. (Date Gardens) in/on Soil
  • Origin: Indio, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1930 Jan 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 32a (17 females)

Entry Number: 20880

  • Nematode: Dorylaimus vitrinus
  • Host: Lycopersicon esculentum (Tomato field) in/on Soil
  • Origin: Buena Park, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1925 Nov 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 32b (1 female)

Entry Number: 20881

  • Nematode: Dorylaimus vitrinus
  • Host: in/on Soil
  • Origin: Kern County, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1940 Jul
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Leptonchus 1l (4 females)

Entry Number: 20882

  • Nematode: Dorylaimus vitrinus
  • Host: Malus sp. (Apple tree) in/on Roots
  • Origin: Sebastapol, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1940 Dec 18
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Pungentus 2c (1 female)

Entry Number: 20883

  • Nematode: Dorylaimus vitrinus
  • Host: Citrus sp. (Citrus) in/on Roots
  • Origin: Riverside, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1940 Dec 23
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 88w1 (3 females)

Entry Number: 20884

  • Nematode: Dorylaimus vitrinus
  • Host: in/on Soil
  • Origin: Delmar, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1941 Jan 13
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 32c (8 females)

Entry Number: 20885

  • Nematode: Ditylenchus dipsaci
  • Host: Tulipa sp. (Tulip (var. Pride of Harlem)) in/on Bulb
  • Origin: Salisbury, Maryland, USA
  • Collector: Chitwood & Machmer
  • Date Received: 1941 Apr 19
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-11716

Entry Number: 20886

  • Nematode: Polyrhabditis n. sp.
  • Host: Tulipa sp. (Tulip (var. Pride of Harlem)) in/on Bulb
  • Origin: Salisbury, Maryland, USA
  • Collector: Chitwood & Machmer
  • Date Received: 1941 Apr 19
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-11716