spermatheca
Americannoun
noun
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Origin of spermatheca
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Some insects have a specialized sac, called a spermatheca, which stores sperm for later use, sometimes up to a year.
From Textbooks ● Jun. 9, 2022
"We don't yet know what allows sperm to migrate beyond the spermatheca," Cutter said, referencing the female organ where fertilization takes place.
From The Verge ● Jul. 29, 2014
These matriarchs were reproductively mature, but their spermatheca, chambers that store sperm postmating, remained bone dry, says Christian Rabeling, an evolutionary biologist at Harvard University and a co-author of one of the 2009 studies.
From Science Magazine ● Jul. 18, 2011
In descending the oviduct to be deposited in the cells, they pass by the mouth of this seminal sac or spermatheca, and receive a portion of its fertilizing contents.
From Langstroth on the Hive and the Honey-Bee A Bee Keeper's Manual by Langstroth, L. L. (Lorenzo Lorraine)
The sac which he supposed secreted a fluid for sticking the eggs to the base of the cells is the seminal reservoir or spermatheca.
From Langstroth on the Hive and the Honey-Bee A Bee Keeper's Manual by Langstroth, L. L. (Lorenzo Lorraine)
Or maybe they reach into the female’s secondary sperm-storage side-sacs, the spermathecae, to remove sperm, though they seem poorly located and insufficiently grabby for the task.
From New York Times ● Oct. 17, 2011
These sacs are dealt with later under the description of the spermathecae, which function they appear to perform.
From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" by Various
In the female there is in every fertile segment a pair of spermathecae opening at the nephridiopores.
From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 8 "Haller, Albrecht" to "Harmonium" by Various
No specialized system of spermathecae, sperm reservoirs, and copulatory apparatus, as in Oligochaeta; development generally through a larval form; reproduction by budding also occurs.
From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" by Various
In many Geoscolicidae, however, and certain Lumbricidae and Perichaetidae, there are several, even a large number, of pairs of very small spermathecae to each of the segments which contain them.
From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" by Various
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
