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

Learn More →

FEMALE CRAYFISH (PROCAMBARUS CLARKII (GIRARD, 1852)) USE BOTH ANTENNULAR RAMI IN THE LOCALIZATION OF MALE ODOUR

FEMALE CRAYFISH (PROCAMBARUS CLARKII (GIRARD, 1852)) USE BOTH ANTENNULAR RAMI IN THE LOCALIZATION... FEMALE CRAYFISH ( PROCAMBARUS CLARKII (GIRARD, 1852)) USE BOTH ANTENNULAR RAMI IN THE LOCALIZATION OF MALE ODOUR BY TUHIN GIRI 1 ) and DAVID W. DUNHAM Department of Zoology, University of Toronto, 25 Harbord Street, Toronto, Ontario M5S 3G5, Canada ABSTRACT Decapod crustaceans have bifurcated antennules, i.e., with an inner and an outer branch. The roles of these two types of rami in chemical transduction are controversial, because the results of different studies are not in agreement. The present study measures the success of female Procambarus clarkii in detecting the chemical presence of male conspeciŽ cs, and in locating the source of these (as yet unidentiŽ ed) chemicals, which included the social response of meral spread, in the presence and absence of the outer versus the inner rami. Detection was equally frequent by animals with all rami intact, with only outer rami, and with only inner rami. The distance from the source at which the chemicals were Ž rst detected was similarly equal. The frequency of localizationof the odour source was also equivalent in three groups. Animals without antennular rami were much less successful in localization, and responded only when very close to the source. These results clearly demonstrate http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Crustaceana Brill

FEMALE CRAYFISH (PROCAMBARUS CLARKII (GIRARD, 1852)) USE BOTH ANTENNULAR RAMI IN THE LOCALIZATION OF MALE ODOUR

Crustaceana , Volume 73 (4): 12 – Jan 1, 2000

Loading next page...
 
/lp/brill/female-crayfish-procambarus-clarkii-girard-1852-use-both-antennular-67V2rJa0YM

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
0011-216X
eISSN
1568-5403
DOI
10.1163/156854000504534
Publisher site
See Article on Publisher Site

Abstract

FEMALE CRAYFISH ( PROCAMBARUS CLARKII (GIRARD, 1852)) USE BOTH ANTENNULAR RAMI IN THE LOCALIZATION OF MALE ODOUR BY TUHIN GIRI 1 ) and DAVID W. DUNHAM Department of Zoology, University of Toronto, 25 Harbord Street, Toronto, Ontario M5S 3G5, Canada ABSTRACT Decapod crustaceans have bifurcated antennules, i.e., with an inner and an outer branch. The roles of these two types of rami in chemical transduction are controversial, because the results of different studies are not in agreement. The present study measures the success of female Procambarus clarkii in detecting the chemical presence of male conspeciŽ cs, and in locating the source of these (as yet unidentiŽ ed) chemicals, which included the social response of meral spread, in the presence and absence of the outer versus the inner rami. Detection was equally frequent by animals with all rami intact, with only outer rami, and with only inner rami. The distance from the source at which the chemicals were Ž rst detected was similarly equal. The frequency of localizationof the odour source was also equivalent in three groups. Animals without antennular rami were much less successful in localization, and responded only when very close to the source. These results clearly demonstrate

Journal

CrustaceanaBrill

Published: Jan 1, 2000

There are no references for this article.