4 1 10 Crustacea Frederick W. Harrison Primary Author mixed material 0471561169 New York Wiley-Liss 1991 cover_microscopic_anatomy_of_invertebrates_vol_9_crustacea.jpg Aschelminthes Frederick W. Harrison Primary Author mixed material 0471561037 New York Wiley-Liss 1991 cover_microscopic_anatomy_of_invertebrates_vol_4_aschelminthes.jpg Platyhelminthes and Nemertinea Frederick W. Harrison Primary Author mixed material 0471568430 New York Wiley-Liss 1991 cover_microscopic_anatomy_of_invertebrates_vol_3_platyhelminthes_and_nemertinea.jpg Placozoa, Porifera, Cnidaria, and Ctenophora Frederick W. Harrison Editor mixed material 0471562246 New York Wiley-Liss 1991 cover_microscopic_anatomy_of_invertebrates_vol_2_placozoa_porifera_cnidaria_and_ctenophora.jpg