ENTEROPNEUSTA FROM MADRAS. 123 



Enteropneusta from Madras. 



By 



K. Kaiiiuiiiii Meiioii, 



Assistant Professor, Presidency College, Madras. 



With Plate 10. 



During the last few months I have been able to dredge on 

 a small scale off the Madras Coast. The specimens already- 

 obtained include a number of interesting* forms, and I was 

 especially gratified to find a few specimens of Enteropneusta, 

 the occurrence of which bad been rendered almost certain by 

 the presence in great abundance of Tornarias in the Madras 

 Plankton. Among other types may be mentioned Amphioxus, 

 Lingula, Edwardsia, Pennatulids, Sphenopus, etc. The 

 Enteropneusta form the subject of the present paper. 



I gladly take this opportunity of expressing my great 

 indebtedness to Mr. Edgar Thurston, Superintendent of the 

 Government Museum, Madras, who was so very kind as to 

 place a small sum of money at my disposal for the purpose of 

 dredging. I also wish to express in this connection my 

 most grateful thanks to His Highness the Rajah of Cochin 

 and to His Highness's late Prime Minister, Mr. P. Rajagopala- 

 chari, for their great generosity in enabling me to purchase 

 much valuable zoological literature. 



The Enteropneusta were dredged at depths of six to nine 

 fathoms in mixed sand and mud. The specimens obtained 

 were all impei'fect. They belong to three different species 

 belonging to the three families established by Spengel. 



The Ptychoderidse are represented by a single specimen, a 



