MISCELLANEA. 297 



tenth of whkli lie considered to have been previously unknown to 

 science. — A communication was read from Dr. H. Burmeister, For. 

 Memb.j describing a new species of Porpoise in the Museum of 

 Buenos Ayres, proposed to be called PJioccena spinipinnis. The 

 specimen upon which Dr. Burmeister established this species had 

 been taken alive in the mouth of the Eio de la Plata some years 

 ago. — A communication was read from Dr. J. Kirk, giving a list of 

 the Land and Fresh "Water Shells of the Zambezi and Lake Nyassa 

 regions, which he had met with during his recent expedition into those 

 countries in company with Dr. Livingstone. — A second communica- 

 tion from Dr. Kirk contained a reply to some remarks of Dr. Peters, 

 published in a recent number of the Society's Proceedings, concern- 

 ing the native name of an African Lizard {Gerrliosaurtts rohustus). — 

 Mr. TV". K. Parker read some observations on the osteology of the 

 remarkable Parrot, Microglossa alecto, as observed in a specimen of 

 this species that had recently died in the Society's Gardens. — Mr. 

 St. George Mivart and Dr. Murie communicated a joint Paper on 

 the Anatomy oi Nycticehus tardigradus, in which various peculiarities 

 presented chiefly by the muscles of this Lemur, unnoticed by former 

 authors, were pointed out and described. — Mr. Fraser exhibited 

 some eggs of the Rose Crested Cockatoo {Cacatua rosacea), laid in 

 confinement. — Mr. Sclater exhibited and made some remarks upon a 

 rare species of Ground Pigeon {Phlogoenas bartletii), which had 

 recently died in the Society's Menagerie. 



XXV. — Miscellanea, 



1. EozooN cajN'adexse in this country. 



Professor E-upert Jones writes to us as follows : — 

 " You will like to know perhaps that the oldest animal yet known 

 lately found in the lowest and oldest rocks of Canada is abundant in 

 the British Isles also, namely Eozoon canadense. Mr. W. A. Sanford 

 has hunted it up in the Green Counemara marble, and I find it 

 there in masses indicated by him. The best way of getting a sight 

 of the structure due to the presence of Foraminifera is to dissolve 

 small flakes of the ' Irish Green' (as the stone-masons' men called 

 the Galway and Connemara marble) in very weak dilute acid, and 

 N.H.R.— 1862. X 



