1. Modern desmosponge. Find the pores, and notice the thread-like spicules made of protein. This sponge grew up around a bryozoan colony, which you can see at the bottom and top of the specimen, and a ...
In 1898 I pointed out certain resemblances to the relations between a symbiotic organism and its host in the relations between a crystal, utilised as a spicule, and the sponge which has secreted ...
La texture de leur surface dépend de la présence ou non de spicules sur l'animal. Une surface lisse correspond à l'absence de spicules dans la couche périphérique de l'éponge (ectoderme). Un aspect ...
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This deep sea creature can live up to 15,000 yearsMonorhaphis chuni is a deep-sea sponge that creates giant basal spicules (GBS) that can reach up to 3 meters in length and 10 millimeters in diameter. These spicules are the largest biogenic ...
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