ACCESSIONS AT THE MUSEUM. 679 



were heads of departments, while others lent 

 assistance occasionally in special work. Again 

 the list is too long for enumeration, but as the 

 veteran among the older men Mr. J. G. An- 

 thony should be remembered. Already a con- 

 chologist of forty years' standing when he 

 came to the Museum in 1863, he devoted him- 

 self to the institution until the day of his 

 death, twenty years later. Among those who 

 came to give occasional help were Mr. Les- 

 quereux, the head of paleontological botany 

 in this country ; M. Jules Marcou, the geolo- 

 gist ; and M. de Pourtales, under whose care 

 the collection of corals was constantly im- 

 proved and enlarged. The last named be- 

 came at last wholly attached to the Museum, 

 sharing its administration with Alexander 

 Agassiz after his father's death. 



To this band of workers some accessions 

 had recently been made. More than two 

 years before, Agassiz had been so fortunate 

 as to secure the assistance of the entomologist, 

 Dr. Hermann Hagen, from Konigsberg, Prus- 

 sia. He came at first only for a limited time, 

 but he remained, and still remains, at the Mu- 

 seum, becoming more and more identified with 

 the institution, beside filling a place as pro- 

 fessor in Harvard University. His scientific 



