succeeded in killing one towards daylight, which is the specimen now 

 presented to the Society." 



Mr. George Bennett stated that wlule in New South Wales he had 

 heard of an aminai called Gunar by the uatives, and found about the 

 Beran Plains, ■vvhich was described to him as in some degree resena- 

 bling a Kangaroo, but diiFering from it in having a bushy tail, and 

 in the form of the head, which Avas stated to resemble that of the 

 Hare. He suggested the probability that the Gunar and the brush- 

 tailed Kangaroo might be specifically identical. 



Extracts were read from a Letter addressed to the Secretary by 

 M. Lesson, For. Memb. Z. S., and dated Rochefort, December 29, 

 1834. It was accompanied by the subjoined table of a distribution 

 of the families of the Acalepha, Cuv., proposed by the writer. 



ACALEPHA. 



II 



Without a centrai solid axis. 



A. Body simple, entire. 



1. Symmetrical, terminated at 

 each pole by an opening. 



2. Non-symmetrical: the upper 

 pole disciform or umbrella- 

 shaped, imi)erforate. 



B. Body multiple or aggregated. 



c. Homogeneous. 



3. Composed of two pieces ad- 

 hering together, and capable 

 of separation from each other. 



4. Composed ofnumerous pieces 

 aggregated together. 



b. Heterogeneous. 



5. Animal fumished with ap- 

 pendages of difFerent kinds. 



* Vesicle small, regular, placed at 

 the summit of a kind of stalk fur- 

 nished with lateral ampulla and 

 terminai suckers. 



** Vesicle large, irregular, with- 

 out stalk or ampulla, but having 

 terminai suckers and cirriferous 

 processes. 

 . With a centrai cartUaginous axis. 



6. Body simple, ^vith suckers 

 and lateral tentacula. 



a. Body irregulai'ly oblong, with a 

 vertical lamina on its upper sur- 

 face. 



b. Body discoid, flat above. 



3. 



Beroidec 

 Meuus.ie. 



DlPHYDES. 

 POLYTOMA. 



5. Physsophor^. 



6. Physalia. 



Velell^. 



PORPIT^. 



