ISSN:
1615-6102
Keywords:
Derived spermatozoa
;
Internal fertilization
;
Tubiluchus
Source:
Springer Online Journal Archives 1860-2000
Topics:
Biology
Notes:
Summary Internal fertilization is demonstrated in the priapulid wormTubiluchus philippinensis by the electron microscopic observation of sperm in the urogenital duct of female animals. This finding is of interest in that all other members of this group thus far examined have exhibited external fertilization.
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1007/BF01291164
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