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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 36673 - 36684 of 41939

Entry Number: 36754

  • Nematode: Hydromermis dicorypha
  • Origin: Lake Geneva #14, Wisconsin, USA
  • Date Collected: 1912 Apr 07
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17068

Entry Number: 36755

  • Nematode: Hydromermis dicorypha
  • Origin: Lake Geneva #14, Wisconsin, USA
  • Date Collected: 1912 Apr 07
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17069

Entry Number: 36756

  • Nematode: Hydromermis dicorypha
  • Origin: Genfer see (Lake Geneva), Switzerland
  • Collector: Hofmanner
  • Date Collected: 1912 Jun 16
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17070

Entry Number: 36757

  • Nematode: Hydromermis dicorypha
  • Origin: Genfer see (Lake Geneva), Switzerland
  • Collector: Hofmanner
  • Date Collected: 1912 Jun 16
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17071

Entry Number: 36758

  • Nematode: Hydromermis dicorypha
  • Origin: Lake Geneva, Switzerland
  • Date Collected: 1912 Jun 16
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17072

Entry Number: 36759

  • Nematode: Hydromermis cylicioniphera
  • Origin: Lake Nipigon, Ontario, Canada
  • Date Collected: 1923 Jul 27
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17073

Entry Number: 36760

  • Nematode: Hydromermis cylicioniphera
  • Origin: Lake Nipigon, Ontario, Canada
  • Date Collected: 1922 Jul 10
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17074

Entry Number: 36761

  • Nematode: Hydromermis cylicioniphera
  • Origin: Lake Nipigon, Ontario, Canada
  • Date Collected: 1923 Jul 27
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17075

Entry Number: 36762

  • Nematode: Hydromermis cylicioniphera
  • Origin: Lake Nipigon, Ontario, Canada
  • Date Collected: 1923 Jul 27
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17076

Entry Number: 36763

  • Nematode: Hydromermis nipigonensis
  • Origin: Lake Nipigon, Ontario, Canada
  • Date Collected: 1923 Jul 04
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17077

Entry Number: 36764

  • Nematode: Hydromermis nipigonensis
  • Origin: Lake Nipigon, Ontario, Canada
  • Date Collected: 1922 Sept 16
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17078

Entry Number: 36765

  • Nematode: Hydromermis tenuis
  • Origin: Lake Nipigon, Ontario, Canada
  • Date Collected: 1923 Jul 27
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17079