The orthonectids were originally described in 1877 as a class, and placed as an order of the phylum Mesozoa. Recent study shows that orthonectids are quite different from the rhombozoans, the other group in Mesozoa.= = = Lophophore = = =
ð ɪ WORD_BOUNDARY ɔ ɹ θ oʊ ŋ k t ɪ d z WORD_BOUNDARY w ɜː ɹ WORD_BOUNDARY ə ɹ ɹ ɪ d̠ʒ ɪ n ə l i WORD_BOUNDARY d ɪ s k ɹ aɪ b d WORD_BOUNDARY ɪ n WORD_BOUNDARY w ʌ n WORD_BOUNDARY θ aʊ z ə n d WORD_BOUNDARY eɪ t h ʌ n d ɹ ɪ d WORD_BOUNDARY s ɛ v ə n t i WORD_BOUNDARY s ɛ v ə n WORD_BOUNDARY æ z WORD_BOUNDARY ʌ WORD_BOUNDARY k l æ s WORD_BOUNDARY æ n d WORD_BOUNDARY p l eɪ s t WORD_BOUNDARY æ z WORD_BOUNDARY ʌ n WORD_BOUNDARY ɔ ɹ d ə ɹ ɹ WORD_BOUNDARY ʌ v ð ə WORD_BOUNDARY f aɪ l ə m WORD_BOUNDARY m ɛ s ə z oʊ ə ɹ WORD_BOUNDARY ɹ iː s ə n t WORD_BOUNDARY s t ʌ d i WORD_BOUNDARY ʃ oʊ z WORD_BOUNDARY ð æ t WORD_BOUNDARY ɔ ɹ θ oʊ ŋ k t ɪ d z WORD_BOUNDARY ɑ ɹ WORD_BOUNDARY k w aɪ t WORD_BOUNDARY d ɪ f ɹ ə n t WORD_BOUNDARY f ɹ ʌ m ð ə WORD_BOUNDARY ɹ ɑ m b ə z oʊ ə n z WORD_BOUNDARY ð ɪ WORD_BOUNDARY ʌ ð ə ɹ WORD_BOUNDARY ɡ ɹ uː p WORD_BOUNDARY ɪ n WORD_BOUNDARY m ɛ s ə z oʊ ə WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY l ɑ f ə f ɔ ɹ WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY