276 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



Tunic at a. — Continued. 



Clavelina lepadiformis ... ... per cluster 1/6 



Ascidia mentula ... ... each 6d., three 1/3 



Polycarpa glomerata ... ... per cluster 1/3 



Molgula occulta ... ... each 9d., three 1/9 



Larger quantities of most of the above species can be 

 supplied at proportionately lower rates. Many larval 

 forms, notably those of the Crustacea and Polyclueta, can 

 be obtained during the spring and summer months. 

 Reasonable notice of wants should be given. 



Microscopic preparations, illustrating the Fauna and 

 Flora of the district, can be supplied at 6/- per dozen. 

 Tow-nettings, preserved in accordance with the pur- 

 chaser's requirements, can be supplied by special arrange- 

 ment with the Hon. Director, or through the Curator. 

 Naturalists who desire to receive supplies of interesting 

 living or preserved material for microscopic study can 

 order weekly or monthly tubes, at 1/- per tube, post 

 free, containing what the Curator considers to be in 

 best condition at the time. For terms as to the hire of 

 work-tables in the Laboratory at Port Erin, or for copies 

 of the L.M.B.C. publications (Annual Eeports, and 

 "Fauna," vols. I. to IV.), application must be made 

 to Professor Herdman, in Liverpool. Subscriptions and 

 all other payments should be made to the Hon. Treasurer, 

 Mr. I. C. Thompson, 53, Croxteth Road, Liverpool. 



