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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 22693 - 22704 of 41939

Entry Number: 22699

  • Nematode: No Nematodes
  • Host: (Unknown Plant) in/on Soil
  • Origin: Destination: California, Honduras
  • Collector: Pam Markowitz via Frederick Zimmerman Jr. (APHIS, Miami, FL)
  • Date Collected: 2000 Feb 15
  • Date Received: 2000 Mar 17
  • Disposition of Sample: Records only; material discarded

Entry Number: 22700

  • Nematode: Ditylenchus myceliophagus
  • Host: in/on Soil*
  • Origin: Destination: North Carolina, Canada
  • Collector: Pam Markowitz via Frederick Zimmerman Jr. (APHIS, Miami, FL)
  • Date Collected: 1999 Nov 12
  • Date Received: 2000 Mar 17
  • Disposition of Sample: Records only; material discarded

Entry Number: 22701

  • Nematode: Seinura tenuicaudata
  • Host: in/on Soil*
  • Origin: Destination: North Carolina, Canada
  • Collector: Pam Markowitz via Frederick Zimmerman Jr. (APHIS, Miami, FL)
  • Date Collected: 1999 Nov 12
  • Date Received: 2000 Mar 17
  • Disposition of Sample: Records only; material discarded

Entry Number: 22702

  • Nematode: Saprophytes
  • Host: in/on Soil*
  • Origin: Destination: North Carolina, Canada
  • Collector: Pam Markowitz via Frederick Zimmerman Jr. (APHIS, Miami, FL)
  • Date Collected: 1999 Nov 12
  • Date Received: 2000 Mar 17
  • Disposition of Sample: Records only; material discarded

Entry Number: 22703

  • Nematode: Panagrolaimus subelongatus
  • Host: (Alpine plants) in/on Soil
  • Origin: Bald Mt., Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 Aug 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Eucephalobus 9 (8 females, 1 male)

Entry Number: 22704

  • Nematode: Panagrolaimus subelongatus
  • Host: in/on Soil
  • Origin: Ft. Collins, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1924 Jul
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Cervidellus 6 (2 females)

Entry Number: 22705

  • Nematode: Panagrolaimus subelongatus
  • Host: in/on Soil
  • Origin: Midvale, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Mar 05
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrolaimus 6r (7 females)

Entry Number: 22706

  • Nematode: Panagrolaimus subelongatus
  • Host: in/on Soil
  • Origin: Bald Mt., Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 Aug 25
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrolaimus 6v (face view.)

Entry Number: 22707

  • Nematode: Panagrolaimus subelongatus
  • Host: in/on Soil
  • Origin: Redmond, Oregon, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 Aug 29
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrolaimus 6w (5 females & 2 males)

Entry Number: 22708

  • Nematode: Panagrolaimus subelongatus
  • Host: in/on Soil
  • Origin: Riverside, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1946 Feb 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Chiloplacus 12 (1 females & 1 male)

Entry Number: 22709

  • Nematode: Panagrolaimus subelongatus
  • Host: Medicago sativa (Alfalfa) in/on Crowns
  • Origin: Medford, Oregon, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Mar 29
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrolaimus 6x (10 females)

Entry Number: 22710

  • Nematode: Panagrolaimus subelongatus
  • Host: Medicago sativa in/on crowns
  • Origin: California Mesa, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Sep 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrolaimus 6y