Erinaceusyllis [SEP] parent taxon
Erinaceusyllis
Erinaceusyllis, previously known as Sphaerosyllis (Claparède, 1863), is a genus belonging to the phylum Annelida, a group known as the segmented worms. This genus consists of several species that were previously described as "Sphaerosyllis" and as "Sphaerosyllis erinaceus" sub-species, differing by the compound chaetae.
In 2005, San Martín argued these differences were sufficient to consider them as different species, trigerring a taxonomic rediscription of the Syllidae, and describing this genus, "Erinaceusyllis". "Erinaceusyllis" is
Erinaceusyllis kathrynae
Erinaceusyllis kathrynae is a species belonging to the phylum Annelida, a group known as the segmented worms. "E. kathrynaen" is similar to "E. cirripapillata", but lacks characteristic papillae on its cirri. At the same time, "Sphaerosyllis perspicax" - which according to San Martín (2005) could belong to the genus "Erinaceusyllis" - is also similar, but its anterior dorsal cirri are inflated at their bases; the eyes and antennae are arranged linearly, and the palps are fused along their length