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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 32797 - 32808 of 41939

Entry Number: 32804

  • Nematode: Heterodera tabacum
  • Host: Solanum nigrum (Nightshade (Black)) in/on Soil
  • Origin: New Haven, Connecticut, USA
  • Collector: Gerald Thorne
  • Date Collected: 1952
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Heterodera 10s (2 cysts)

Entry Number: 32805

  • Nematode: Heterodera tabacum
  • Host: Solanum dulcamara (Nightshade (Bitter)) in/on Soil
  • Origin: New Haven, Connecticut, USA
  • Collector: Gerald Thorne
  • Date Collected: 1952
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Heterodera 10e (8 male anterior ends)

Entry Number: 32806

  • Nematode: Heterodera tabacum
  • Host: Solanum dulcamara (Nightshade (Bitter)) in/on Soil
  • Origin: New Haven, Connecticut, USA
  • Collector: Gerald Thorne
  • Date Collected: 1952
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Heterodera 10i (10 male tails)

Entry Number: 32807

  • Nematode: Heterodera tabacum
  • Host: Solanum dulcamara (Nightshade (Bitter)) in/on Soil
  • Origin: New Haven, Connecticut, USA
  • Collector: Gerald Thorne
  • Date Collected: 1952
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Heterodera 10j (male face view)

Entry Number: 32808

  • Nematode: Heterodera tabacum
  • Host: Solanum dulcamara (Nightshade (Bitter)) in/on Soil
  • Origin: New Haven, Connecticut, USA
  • Collector: Gerald Thorne
  • Date Collected: 1952
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Heterodera 10k (male tail end)

Entry Number: 32809

  • Nematode: Heterodera tabacum
  • Host: Solanum dulcamara (Nightshade (Bitter)) in/on Soil
  • Origin: New Haven, Connecticut, USA
  • Collector: Gerald Thorne
  • Date Collected: 1952
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Heterodera 10l (male tail end)

Entry Number: 32810

  • Nematode: Heterodera tabacum
  • Host: Solanum dulcamara (Nightshade (Bitter)) in/on Soil
  • Origin: New Haven, Connecticut, USA
  • Collector: Gerald Thorne
  • Date Collected: 1952
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Heterodera 10m (male lateral tail)

Entry Number: 32811

  • Nematode: Heterodera tabacum
  • Host: Solanum dulcamara (Nightshade (Bitter)) in/on Soil
  • Origin: New Haven, Connecticut, USA
  • Collector: Gerald Thorne
  • Date Collected: 1952
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Heterodera 10r (2 cysts)

Entry Number: 32812

  • Nematode: Heterodera tabacum
  • Host: Solanum dulcamara (Nightshade (Bitter)) in/on Soil
  • Origin: New Haven, Connecticut, USA
  • Collector: Gerald Thorne
  • Date Collected: 1952
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Heterodera 10t (8 cysts)

Entry Number: 32813

  • Nematode: Heterodera tabacum
  • Host: Solanum dulcamara (Nightshade (Bitter)) in/on Soil
  • Origin: New Haven, Connecticut, USA
  • Collector: Gerald Thorne
  • Date Collected: 1952
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Heterodera 10v (11 male tails)

Entry Number: 32814

  • Nematode: Heterodera tabacum
  • Host: Solanum dulcamara (Nightshade (Bitter)) in/on Soil
  • Origin: New Haven, Connecticut, USA
  • Collector: Gerald Thorne
  • Date Collected: 1952
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Heterodera 10w (10 male anterior ends)

Entry Number: 32815

  • Nematode: Heterodera tabacum
  • Host: Solanum dulcamara (Nightshade (Bitter)) in/on Soil
  • Origin: New Haven, Connecticut, USA
  • Collector: Gerald Thorne
  • Date Collected: 1952
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Heterodera 10x (10 male anterior ends)