TWENTY-THIRD ANNUAL REPORT 85 



of the groups will probably be doubled in numbers when more 

 thorough search has been carried on. A resume of the list seems 

 well worthy of publication here : 



British Bartica 

 Guiana District 

 I. Class AMPHIBIA (Caecilians, Frogs and 



Toads) 52 35 



II. Class REPTILIA 112 54 



Chelonia (Turtles and Tortoises) 11 5 



Crocodilia (Crocodiles) 4 1 



Lacertilia (Lizards) 34 21 



Ophidia (Snakes) 63 27 



III. Class AVES (Birds) 426 



IV. Class MAMMALIA 119 48 



Marsupialia (Opossums) 10 5 



Chiroptera (Bats) 36 3 



Carnivora (Jackals, Raccoons, Ot- 

 ters and Cats) 16 12 



RoDENTiA (Agoutis, Porcupines, Rats 



and Mice) 27 8 



Edentata (Sloths, Anteaters and 



Armadillos) 8 8 



Primates (Monkeys) 99 5 



Artiodactyla (Peccaries and Deer) 8 4 



Perissodactyla (Tapirs) 1 1 



Sirenia (Sea-cows) 1 1 



Odontoceti (Dolphins and Whales) 3 1 



Large numbers of species, both of vertebrates and inverte- 

 brates were identified during the year, all past notes were re- 

 arranged and a very complete laboratory outfit planned and as- 

 sembled for work in the jungle. The most important publication 

 of the present year dealing with the work of the last two expe- 

 ditions was a volume of essays written by the Director and pub- 

 lished by Henry Holt under the title of "Jungle Peace," As a 

 medium of advertisement for the Station it has proved a success, 

 passing through six editions within three months. 



An expedition will start south early in the spring of 1919, 

 and the Station be reopened for the year on its new and perma- 

 nent site, known as Katabo. Several bungalows and a large lab- 

 oratory have been placed at the disposal of the Station at Katabo, 



