Veeloxxy Bites: #InsertAnInvert2024 Anelasma is not the only stalked barnacle that has gone down the parasitic road. Rhizolepas is a barnacle that has evolved to parasitise scale worms, and its closest relatives are other barnacles that make a habit of attaching to animals dailyparasite.blogspot.com/2023/09/rhiz...

#InsertAnInvert2024 Anelasma is not the only stalked barnacle that has gone down the parasitic road. Rhizolepas is a barnacle that has evolved to parasitise scale worms, and its closest relatives are other barnacles that make a habit of attaching to animals dailyparasite.blogspot.com/2023/09/rhiz...

<i>Rhizolepas</i> sp.dailyparasite.blogspot.com Parasitism has evolved a few different times in barnacles. Most parasitic barnacles belong to a group called the rhizocephalans , which are ...

TIL: urchin gall

There's a few other things that make galls in echinoderms too, copepods, snails, and a group of weird annelids called Myzostomida en.wikipedia.org/wiki/Myzosto...

Myzostomida - Wikipediaen.wikipedia.org

ha, iirc there are lots of crinoid galls too

Pretty often, yeah. Myzostomids are the leading suspect based on the modern selection of possible tracemakers, but parasites generally do a sadly terrible job fossilizing

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