Crossword-Solution: TROCHOSPHERE
Dictionary
| Word | Word Type | Definition |
|---|---|---|
| Trochosphere | n. | A young larval form of many annelids, mollusks, and bryozoans, in which a circle of cilia is developed around the anterior end. |
We have 1 clue for the answer “TROCHOSPHERE”
| Clue | Answers |
|---|---|
| a free-swimming pelagic form of many invertebrates | 2 answers |
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Form of quartz with coloured bands
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Hint 1 meaning
A semipellucid, uncrystallized variety of quartz, presenting
various tints in the same specimen. Its colors are delicately arranged
in stripes or bands, or blended in clouds.
Hint 2 anagram
AEATG
Hint 3 another clue
CERTAIN BRAIN SIZE
8 +1
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Sentences with TROCHOSPHERE (5)
The common ancestor alike of unsegmented worms and of all segmented types is probably the trochosphere larva, which in the Vertebrates is represented by the simple _Keimblase_ or blastula.
The free swimming larva is known as a trochosphere, and I am positive that that is what we see; but look at the size of the thing! Man alive, if that ever developed, I can't conceive of its dimensions!" * * * * * "I have seen pictures of a huge octopus pulling down a ship," said Carnes, "but I always fancied they were imaginary." "They are.
Trailing down the gold and recovering it is a routine matter for Bolton, and one in which he won't need my help." "What about that creature we saw in the cave, Doctor? Won't it hatch into another terror of the sea like the thing that destroyed the ship?" "The trochosphere? No, I'm not worried there.
This larva is termed the Trochosphere larva, and typically (as it is held) is an egg-shaped larva with two bands of cilia, one preoral and one postoral, with an apical nervous plate surmounted by a tuft of longer cilia, and with a simple bent alimentary canal, with lateral mouth and posterior anus, between which and the ectoderm is a spacious cavity (blastocoel) traversed by muscular strands and often containing a larval kidney.
The bipinnaria larva of an echinoderm, the trochosphere larva of an annelid, the blastodermic vesicle of a mammal are all as highly specialized as their respective adults, but the specialization is for a different purpose, and of a different kind to that which characterizes the adult.