122 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 
Bipinnaria and Auricularia larve, Feb., Mar., & June. 
Kchinoid plutei, January, March, June to December. 
Pluteus of Hchinocyamus pusillus, August. 
Ophiuroid plutei, February, March, June to Sept. 
Holothurian larve, January, August, Nov., and Dec. 
Pilidium larva, June. 
Mitraria larva, June and November. 7 
Tornaria larva, June and July. ; 
Planarian worm, March and April. | 
Sagitta bipunctata, throughout the year. 
Trochophore larve, February, June, Nov. to Dec. 
Post-larval stages of Polycheta, throughout the year. 
Post-larval stage of Polynoe, June to September. 
Post-larval stage of Chetopterus variopedatus, July. 
Post-larval stage of Pectinaria, May to July. 
Post-larval stage of (?) Amphitrite, June and July. 
Autolytus cornutus, January, May, July, and Sept. 
Autolytus incertus, March. 
Gattiola finmarchica, September. 
Tomopteris onisciformis, June to January. 
Larva of Loxosoma, April. 
Cyphonautes larva, Jan., Feb., June to Dec. 
Actinotrocha larva of Phoronis, June to August. 
Naupli of Copepoda, throughout the year. 
Naupli of Cirripedia, March and April. 
Pupa stage of Cirripedia, March to May. 
Evadne nordmanni, June to September. 
Podon intermedium, June to September. 
Calanus firmarchicus, throughout the year. 
Pseudocalanus elongatus, throughout the year. 
Acartia claus, throughout the year. 
Oithona spinifrons, throughout the year. 
Euterpe gracilis, Jan., Feb, April, and Oct. 
Temora longicornis, March to October. 
