A Comparative Study of Hybrid Zones in the Polytypic Land Snail Albinaria Hippolyti (Gastropoda Pulmonata: Clausiliidae)

A Comparative Study of Hybrid Zones in the Polytypic Land Snail Albinaria Hippolyti (Gastropoda... A COMPARATIVE STUDY OF HYBRID ZONES IN THE POLYTYPIC LAND SNAIL ALBINARIA HIPPOLYTI (GASTROPODA PULMONATA: CLAUSILIIDAE) by M. SCHILTHUIZEN (Evolutionary Biology and Systematic Zoology Section, Institute of Evolutionary and Ecological Sciences, University of Leiden, P.O. Box 9516, NL-2300 RA Leiden, The Netherlands) SUMMARY Many species of the Mediterranean land snail genus Albinaria are highly polytypic. Because patterns of subspeciation may shed light on mechanisms of speciation in this group, three hybrid zones in A. hippolyti are analyzed. One of these, between the subspecies A. h. aphrodite and A. h. harmonia, was reported on earlier and is included as a reference. The zones were investigated by sampling across them and studying these samples conchologically, anatomically and biochemically. In general terms, the analyses show that all zones are characterised by several to many coincident clines in various types of traits. At each locality, the observed cline widths are of the same order of magnitude. In only one case was a clear association with an environmental transition observed. At all localities, some indication of recombinant disadvantage was found, in the presence of 'hybrizymes', anomalies in the reproductive system, or both. The data, viewed in the light of the snails' distribution and http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Netherlands Journal of Zoology (in 2003 continued as Animal Biology) Brill

A Comparative Study of Hybrid Zones in the Polytypic Land Snail Albinaria Hippolyti (Gastropoda Pulmonata: Clausiliidae)

Loading next page...
 
/lp/brill/a-comparative-study-of-hybrid-zones-in-the-polytypic-land-snail-yG3yGvlaum
Publisher
Brill
Copyright
© 1994 Koninklijke Brill NV, Leiden, The Netherlands
ISSN
0028-2960
eISSN
1568-542X
D.O.I.
10.1163/156854295X00302
Publisher site
See Article on Publisher Site

Abstract

A COMPARATIVE STUDY OF HYBRID ZONES IN THE POLYTYPIC LAND SNAIL ALBINARIA HIPPOLYTI (GASTROPODA PULMONATA: CLAUSILIIDAE) by M. SCHILTHUIZEN (Evolutionary Biology and Systematic Zoology Section, Institute of Evolutionary and Ecological Sciences, University of Leiden, P.O. Box 9516, NL-2300 RA Leiden, The Netherlands) SUMMARY Many species of the Mediterranean land snail genus Albinaria are highly polytypic. Because patterns of subspeciation may shed light on mechanisms of speciation in this group, three hybrid zones in A. hippolyti are analyzed. One of these, between the subspecies A. h. aphrodite and A. h. harmonia, was reported on earlier and is included as a reference. The zones were investigated by sampling across them and studying these samples conchologically, anatomically and biochemically. In general terms, the analyses show that all zones are characterised by several to many coincident clines in various types of traits. At each locality, the observed cline widths are of the same order of magnitude. In only one case was a clear association with an environmental transition observed. At all localities, some indication of recombinant disadvantage was found, in the presence of 'hybrizymes', anomalies in the reproductive system, or both. The data, viewed in the light of the snails' distribution and

Journal

Netherlands Journal of Zoology (in 2003 continued as Animal Biology)Brill

Published: Jan 1, 1994

Keywords: natural selection; Clausiliidae; hybrizymes; Albinaria hippolyti; Crete; hybrid zones; conchology; allozymes; anatomy; hybrid disadvantage

There are no references for this article.

You’re reading a free preview. Subscribe to read the entire article.


DeepDyve is your
personal research library

It’s your single place to instantly
discover and read the research
that matters to you.

Enjoy affordable access to
over 18 million articles from more than
15,000 peer-reviewed journals.

All for just $49/month

Explore the DeepDyve Library

Search

Query the DeepDyve database, plus search all of PubMed and Google Scholar seamlessly

Organize

Save any article or search result from DeepDyve, PubMed, and Google Scholar... all in one place.

Access

Get unlimited, online access to over 18 million full-text articles from more than 15,000 scientific journals.

Your journals are on DeepDyve

Read from thousands of the leading scholarly journals from SpringerNature, Elsevier, Wiley-Blackwell, Oxford University Press and more.

All the latest content is available, no embargo periods.

See the journals in your area

DeepDyve

Freelancer

DeepDyve

Pro

Price

FREE

$49/month
$360/year

Save searches from
Google Scholar,
PubMed

Create lists to
organize your research

Export lists, citations

Read DeepDyve articles

Abstract access only

Unlimited access to over
18 million full-text articles

Print

20 pages / month

PDF Discount

20% off