124 DR. T. s. cobbold's list of entozoa. [Mar. 26, 



rous, and attached to the mesentery, and varied from ^'^th to ith of 

 au inch in length. Ex. Jan. 2, 1858. 

 Cab. Coll. T.S.C. no. 77. 



22. FiLARIA GRXJIS ANTIGONES (in OVo). 



Numerous ova, with embryos in various stages of development, re- 

 sembling the foregoing. Chorion consisting of a coiled chitinous 

 band. Ex. Jan. 16, 1858. 



23. FiLARIA LACERTARUM. 



One example in the intestine of an East Indian Lizard (Calotes 

 versicolor), Ex. Jan. 29, 1858. 



24. Nematoideum colubri americani. 



One specimen in the small intestine. Ex. Feb. 20, 1857. 



25. Nematoideum colubri blumenbachii. 

 One example in the stomach. Ex. Jan. 1, 1858. 

 Note. Linn. Trans. I. c. t. 63. f. 29. 



Order IV. ACANTHOCEPHALA. 

 1. EcHiNORHYNCHUs iNFLExus, Cobbold. (PI. XX. f. 9, 10.) 



Proboscis cylindrica, uncinorum seriebus sex ; collum nullum ; 

 corpus elongatum, injlexum, compressiusculum, antrorsum cras- 

 sius, retrorsuvi parum attenuatum et transverse rugosum. 

 Longit. \-\ unc. 



Numerous examples in, and attached to the mucous surface of, 

 the intestines of a Snapping Turtle {Chelydra serpentina). A few 

 were also within the abdominal cavity. Ex. Feb. 21, 1860. 



PENTASTOMATA. 



1. Pentastoma oxycephalum, Diesing. 



Many specimens in the lungs of an Alligator (Alliffator mississip- 

 piensis). Ex. Dec. 25, 1860. 

 Cab. Coll. T. S. C. no. 92. 



2. Pentastoma denticulatum *, Rudolphi. 



Numerous examples from the surface of the lungs and intestines 

 of a Bubale (Antilope bubalis). Some encysted beneath the pleura. 

 Ex. Feb. 10,1859. 



Cab. Coll. T. S, C. no. 84. 



Desc. Experiments in Quart. Journ. of Microsc. Sc. vii. p. 202 ; 

 further notice will be given with figs., Linn. Trans, xxiii. part 2. 



* Leuckart's researches leave us in no doubt as to this being the yonng of P. 

 tcenioides. See his recent work, ' Bau und Entwickelungsgeschichte der Penta- 

 stomen,' Leipzig und Heidelberg, 1860 ; also my translation (of a Memoir by him) 

 in Microsc. Journal, vol. vii. p. 182. — T. S. C. 



