10 ENGLISH BOOKS RELATING TO «SPERMARIES»
Discover the use of
spermaries in the following bibliographical selection. Books relating to
spermaries and brief extracts from same to provide context of its use in English literature.
1
Coelenterate Biology 2003: Trends in Research on Cnidaria ...
8). In terms of size distribution, the gonads in these hermaphroditic colonies were
similar to female colonies, bearing two size classes of oocyte (Fig. 9) when this
occurred. They differed in that the smaller gonads were spermaries, not oocytes.
Daphne G. Fautin, Jane A. Westfall, Paulyn Cartwright, 2005
2
Pamphlets on Biology: Kofoid collection
150 DONALD E. MILLER On Submerged Plants Of 200 hydras examined Oct. 2.?
, 1933, all were agonadic. Of those collected on Oct. 31, about 20% supported
spermaries; on Nov. 6, 10% were gonadic males; on Nov. IS, 30 per cent; and on
...
3
Animal Biochromes and Structural Colours: Physical, ...
Thus the aggregate somatic tissues of a group of males contained an average
quantity of 1-9010-25 mg., and their spermaries showed a mean value of 5-36 ±
0*59 mg. of hypophasic pigments per 100 g. of fresh material. Somatic tissues of
...
Denis Llewellyn Fox, 1976
4
Coelenterate Ecology and Behavior
This was necessary because the differences between egg masses and
spermaries were not visible macroscopically, as they are in P. tuberculosa .
Growth studies were carried out in seawater tables at HIMB supplied with
unfiltered running ...
5
Memoirs of the Museum of Comparative Zoölogy at Harvard College
These appendages may reach a length far exceeding the diameter of the body
and as they are associated with cephalic spermaries give this sex an appearance
very different from that of the female. Five presumably valid species of this genus
...
Spermaries were classified into five developmental stages (Table 1).
Spermatocytes were first observed in the endoderm near the mesoglea (Stage I).
They were about 4 /xm in diameter and had the appearance of enlarged
interstitial cells, but ...
University of Puerto Rico. Institute of Marine Biology, Mayagüez, 1986
Spermaries were classified into five developmental stages (Table 1).
Spermatocytes were first observed in the endoderm near the mesoglea (Stage I).
They were about 4 /tm in diameter and had the appearance of enlarged
interstitial cells, but ...
University of Puerto Rico (Managüez Campus). Dept. of Marine Sciences, 1986
8
Reproduction, Genetics and Distributions of Marine ...
Gonads consist of simple thickenings of the mesentery which contain developing
oocytes and/or spermaries, with no specialised structures such as follicle cells,
nurse cells or trophone- mata. Mean mature oocyte diameters (unfixed) were ...
John Stanley Ryland, Paul A. Tyler, 1989
9
Earthworms and Their Allies
There are two pairs of spermathecae in VIII and IX, but the spermaries are
reduced to one pair in X. The gizzard is present. Ocnerodrilus is la little further
reduced from this last. The gizzard has gone ; there is but one pair of spermiducal
glands ...
10
Text Book Of General Zoology
Every earthworm contains both spermaries and ovaries. As explained on page
176, animals which have the male and female glands in the same body are
called hermaphrodites. There are two pairs of spermaries in the earthworm
hidden by ...
4 NEWS ITEMS WHICH INCLUDE THE TERM «SPERMARIES»
Find out what the national and international press are talking about and how the term
spermaries is used in the context of the following news items.
years to recover reproductive prowess
Tiny sperm-producing factories called spermaries were also in short supply. The slow recovery was a surprise, says UB geology professor Howard Lasker, who ... «University at Buffalo Reporter, Jan 13»
Coral Sex: Injured Colonies Reproduce Less, Study Suggests
They found that even years after harvest spermaries (coral sperm colonies) and polyps, where coral stores eggs, were underproducing. "On the science side of it ... «Huffington Post, Dec 12»
Injured coral just not in the mood
Tiny sperm-producing factories called spermaries were also in short supply, according to the study that shows it can take years for coral to recover their ... «Futurity: Research News, Dec 12»
Injured Coral? Expect Less Sex
More than three-quarters of polyps in uncropped male colonies housed 11 or more spermaries, organs that produce sperm. In contrast, less than 60 percent of ... «UB News Center, Dec 12»
