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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 20893 - 20904 of 41939

Entry Number: 20899

  • Nematode: Chiloplacus dactylurus n. sp.
  • Host: Saintpaulia ionantha (African Violet) in/on Water from saucer
  • Origin: Farifield, Virginia, USA
  • Collector: Mrs. Paul C. Lindsay via D. J. Caffrey
  • Date Received: 1947 Jan 07
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-11728

Entry Number: 20900

  • Nematode: Chiloplacus trirhabdota n. sp.
  • Host: Saintpaulia ionantha (African Violet) in/on Water from saucer
  • Origin: Farifield, Virginia, USA
  • Collector: Mrs. Paul C. Lindsay via D. J. Caffrey
  • Date Received: 1947 Jan 07
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-11728

Entry Number: 20901

  • Nematode: Dorylaimus cartari *
  • Host: Saintpaulia ionantha (African Violet) in/on Water from saucer
  • Origin: Farifield, Virginia, USA
  • Collector: Mrs. Paul C. Lindsay via D. J. Caffrey
  • Date Received: 1947 Jan 07
  • Disposition of Sample: Records only; material discarded

Entry Number: 20902

  • Nematode: Heterorhabditis sp. *
  • Host: Saintpaulia ionantha (African Violet) in/on Water from saucer
  • Origin: Farifield, Virginia, USA
  • Collector: Mrs. Paul C. Lindsay via D. J. Caffrey
  • Date Received: 1947 Jan 07
  • Disposition of Sample: Records only; material discarded

Entry Number: 20903

  • Nematode: Tylenchus sp. *
  • Host: Saintpaulia ionantha (African Violet) in/on Water from saucer
  • Origin: Farifield, Virginia, USA
  • Collector: Mrs. Paul C. Lindsay via D. J. Caffrey
  • Date Received: 1947 Jan 07
  • Disposition of Sample: Records only; material discarded

Entry Number: 20904

  • Nematode: Helicotylenchus nannus?
  • Host: Buxus sp. (Boxwood (18 years old)) in/on Soil
  • Origin: Towson, Maryland, USA
  • Collector: Dr. Withan via H. B. McConnell (University of Maryland)
  • Date Received: 1947 Jan 23
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-11729 & G-11730

Entry Number: 20905

  • Nematode: Eucephalobus oxyuroides (?)
  • Host: Buxus sp. (Boxwood (18 years old)) in/on Soil
  • Origin: Towson, Maryland, USA
  • Collector: Dr. Withan via H. B. McConnell (University of Maryland)
  • Date Received: 1947 Jan 23
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-11731

Entry Number: 20906

  • Nematode: Pratylenchus sp.
  • Host: Buxus sp. (Boxwood (18 years old)) in/on Soil
  • Origin: Towson, Maryland, USA
  • Collector: Dr. Withan via H. B. McConnell (University of Maryland)
  • Date Received: 1947 Jan 23
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-11731

Entry Number: 20907

  • Nematode: Dorylaimus sp.
  • Host: Buxus sp. (Boxwood (18 years old)) in/on Soil
  • Origin: Towson, Maryland, USA
  • Collector: Dr. Withan via H. B. McConnell (University of Maryland)
  • Date Received: 1947 Jan 23
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-11732

Entry Number: 20908

  • Nematode: Plectus granulosus (males & females)
  • Host: Buxus sp. (Boxwood (18 years old)) in/on Soil
  • Origin: Towson, Maryland, USA
  • Collector: Dr. Withan via H. B. McConnell (University of Maryland)
  • Date Received: 1947 Jan 23
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-11732

Entry Number: 20909

  • Nematode: Pratylenchus pratensis group
  • Host: Buxus sp. (Boxwood) in/on Soil
  • Origin: Washington, D. C., District of Columbia, USA
  • Collector: Brig. Gen. W. J. Flood
  • Date Received: 1947 Mar 13
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-11733

Entry Number: 20910

  • Nematode: Acrobeloides buetschlii
  • Host: Lilium longiflorum (Lily (Easter) Plant B) in/on Root & basal plant
  • Origin: New York, USA
  • Collector: Abe Miller via Dr. Emsweller
  • Date Received: 1947 Mar 27
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-11734