INDEX. 837 

 z. 



Page. 



Zeledon, Jos^, birds received from 10:5 



contribtition to Museum 38 



ZuBi, exploration of 40 



Zoology, report on progress in, in 1881, by T. Gill 409 



amphibians 478 



arthropods 431 



birds 481 



coelenterates 421 



echinoderms 423 



fishes 468 



mammals 490 



mollusks 452 



molluscoids 461 



protochordates 461 



protozoans 417 



vertebrates 461 



worms 425 



