Get 20M+ Full-Text Papers For Less Than $1.50/day. Start a 14-Day Trial for You or Your Team.

Learn More →

How Ardula Colaspidis (Allantonematidae) N. Sp., a New Parasite of the Grape Colaspis (Coleoptera: Chrysomelidae)

How Ardula Colaspidis (Allantonematidae) N. Sp., a New Parasite of the Grape Colaspis... HOW ARDULA COLASPIDIS (ALLANTONEMATIDAE) N. SP., A NEW PARASITE OF THE GRAPE COLASPIS (COLEOPTERA: CHRYSOMELIDAE) BY K. D. ELSEY 1) Tobacco Research Laboratory, Federal Research, Science and Education Administration, USDA, Oxford, NC 27565, U.S.A. Howardula colaspidis, a nematode parasite of the grape colaspis (Colaspis brunnea) is described. This species closely resembles H. dominicki but can be distinguished from the latter by having fewer ovarian cells, a longer uterus, and a shorter vulva to tail tip distance in the infective female. Also, the parasitic female of H. colaspidis is longer and relatively narrower than that of H. dominicki. Juveniles exited from female beetles during oviposition and occasionally from beetle larvae, but not from parasitized male beetles. Parasitism did not appear to reduce the fecundity of the adult. Over a 2-year period, parasitism of the host insect declined from 24 to 3% in corn and soybean fields in northeastern North Carolina. Recently, Elsey (1976) reported a heretofore unknown species of Howardula parasitizing the grape colaspis, Cola.r pi.r brunnea (F. ) (Chrysomelidae). C. brun- nea can be a damaging pest to a number of crops, e.g., rice, corn, and soybeans. Economic damage occurs as larvae feed on roots of a susceptible http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Nematologica Brill

How Ardula Colaspidis (Allantonematidae) N. Sp., a New Parasite of the Grape Colaspis (Coleoptera: Chrysomelidae)

Elsey, K.D.
Nematologica , Volume 25 (1): 8 – Jan 1, 1979
Download PDF
8 pages

Loading next page...
 
/lp/brill/how-ardula-colaspidis-allantonematidae-n-sp-a-new-parasite-of-the-EpcFMWpqGp

References

References for this paper are not available at this time. We will be adding them shortly, thank you for your patience.

Publisher
Brill
Copyright
Copyright © Koninklijke Brill NV, Leiden, The Netherlands
ISSN
0028-2596
eISSN
1875-2926
DOI
10.1163/187529279X00370
Publisher site
See Article on Publisher Site

Abstract

HOW ARDULA COLASPIDIS (ALLANTONEMATIDAE) N. SP., A NEW PARASITE OF THE GRAPE COLASPIS (COLEOPTERA: CHRYSOMELIDAE) BY K. D. ELSEY 1) Tobacco Research Laboratory, Federal Research, Science and Education Administration, USDA, Oxford, NC 27565, U.S.A. Howardula colaspidis, a nematode parasite of the grape colaspis (Colaspis brunnea) is described. This species closely resembles H. dominicki but can be distinguished from the latter by having fewer ovarian cells, a longer uterus, and a shorter vulva to tail tip distance in the infective female. Also, the parasitic female of H. colaspidis is longer and relatively narrower than that of H. dominicki. Juveniles exited from female beetles during oviposition and occasionally from beetle larvae, but not from parasitized male beetles. Parasitism did not appear to reduce the fecundity of the adult. Over a 2-year period, parasitism of the host insect declined from 24 to 3% in corn and soybean fields in northeastern North Carolina. Recently, Elsey (1976) reported a heretofore unknown species of Howardula parasitizing the grape colaspis, Cola.r pi.r brunnea (F. ) (Chrysomelidae). C. brun- nea can be a damaging pest to a number of crops, e.g., rice, corn, and soybeans. Economic damage occurs as larvae feed on roots of a susceptible

Journal

Nematologica – Brill

Published: Jan 1, 1979

There are no references for this article.