SOME PAKASITBS PROM CEYLON. 49 



Solenophoriis megalocephalus and S. grand is, Creplin, Ersch and 

 Gruber^s Eiicy. d. Wiss. u. Kunst. Leipzig, 1(S39. See also Rohoz, 

 Zeitschr. wiss. Zool. XXXVII.. 1882 ; Griesbach, Arcb. mikr. Anat. 

 XXII., 188:5 ; Crety Atti. Ace. Lincei. Ser. 4, VI., 1890 ; Monticelli 

 and Crety, Mem. Ace. Torino. Ser. 2, XLL, 1891 ; andCohn, Zool. 

 Jahrb. Anat. XII., 1896. 



Bothy^idium pytJionis, Blainv. Bronn's Thier-reich, Cestodes, 

 1894-1900 ; and Liihe, Verb. Deutscb. Zool. Ges., 1899. 



Dr. Willey's specimens were very numerous, many were free, 

 and again many were still attacbed to a piece of tbe wall of tbe 

 duodenum of tbeir bost, a Python molurus taken at Weligatta, in 

 the Soutbern Province of Ceylon. Tbe same snake was also 

 infested by a Nematode, probably Ascaris ruhicunda, and by a 

 Pentastoma, PorocephaluK moniUforniis, botb found in tbe left 

 lung. 



Family : T^NIIDJE. 

 Sub-Family : Tetrabothriin^. 

 TETRABOTHRIUS EROSTRIS, Lonnbg. 



Synonyms : Boihridlotmnia erostris, Lonnbg. Ergebnisse der 

 Hamburger Magalbaensiscben Sammelreise I., Lief, 1896. 



Prosthecocotyle erostris, Fubrmann. Zool. Anz. XXL, 1898, p. 

 385, and Centrbl. Bakter. L, Abtb. XXV., 1899, p. 871. 



These specimens were removed from a tern or sea swallow. 

 Sterna hergii, sbot on the Negombo lake in August, 1902. This 

 bird ranges from east and south-west Africa to Japan andPolynesia. 



Sub-Family : T^NITN^. 



The three species of this sub-family represented in the collection 

 have been described by Dr. Von Linstow,* and the subjoined 

 account is an abstract of bis article which I have thought well to 

 add, so as to make this account of the collection of parasites of 

 Ceylon sent to me as complete as possible. 



T^NIA POLYGALOARIA, Von Linstow. 

 PI. I., fig. 4. 

 Length 108 mm., breadth anteriorly 1*5 mm., posteriorly 6*71 

 mm. The genital pores are irregularly placed on one edge or the 

 other of the proglottides. The single lateral longitudinal vessel 

 runs in the second and fifth sixth of tbe transverse diameter. 

 The proglottides were all immature, the reproductive organs 



CentiM. Hsikter. XXXIII.. VMY6. )>. 532. 



