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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 36781 - 36792 of 41939

Entry Number: 36862

  • Nematode: Hydromermis nanna
  • Collector: Hacker
  • Date Collected: 1912 Dec 09
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17121

Entry Number: 36863

  • Nematode: Hydromermis sp.
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17122

Entry Number: 36864

  • Nematode: Hydromermis heterostoma
  • Origin: Lake Nipigon, Ontario, Canada
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17123

Entry Number: 36865

  • Nematode: Hydromermis macrocerata
  • Host: Anopheles barbirostris (mosquito) in/on larva
  • Origin: Komarada, Andhra Pradesh, India
  • Date Collected: 1925 Sept 12
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17124

Entry Number: 36866

  • Nematode: Hydromermis macrocerata
  • Host: Anopheles barbirostris (mosquito) in/on larva
  • Origin: Komarada, Andhra Pradesh, India
  • Date Collected: 1925 Sept 12
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17125

Entry Number: 36867

  • Nematode: Hydromermis incerta
  • Origin: Lake Geneva, Wisconsin, USA
  • Date Collected: 1912 May 23
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17126

Entry Number: 36868

  • Nematode: Hydromermis incerta
  • Origin: Lake Geneva #14, Wisconsin, USA
  • Date Collected: 1912 Apr 07
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17127

Entry Number: 36869

  • Nematode: Mermithidae
  • Origin: Genfer see (Lake Geneva), Switzerland
  • Date Collected: 1912 Jul 30
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17128

Entry Number: 36870

  • Nematode: Mesomermis hofmanneri
  • Origin: Lake Geneva #10, Wisconsin, USA
  • Collector: Hofmanner
  • Date Collected: 1912 Jul 30
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17129

Entry Number: 36871

  • Nematode: Mesomermis hofmanneri
  • Origin: Lake Geneva #10, Wisconsin, USA
  • Collector: Hofmanner
  • Date Collected: 1925 May 04
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17130

Entry Number: 36872

  • Nematode: Mesomermis hofmanneri
  • Origin: Lake Geneva #10, Wisconsin, USA
  • Collector: Hofmanner
  • Date Collected: 1912 Jul 30
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17131

Entry Number: 36873

  • Nematode: Mesomermis macroposthia
  • Origin: Lake Geneva #11, Wisconsin, USA
  • Collector: Hofmanner
  • Date Collected: 1912 Jul 30
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17132