126 Scientific Intelligence. i 
Pentacta calcigera, St., Bost. Proc., 1851. Cuvieria is united to Psolus 
and with good reason. The new genus Hupyrgus seems related to Psolus; 
Myriotrochus of Steenstrup to Chirodota. Asteracanthion grénlandicus, 
Stp., scarcely differs from .A. littoralis, Stimpson, Synopsis Inv. of Grand 
anan, p. 14, while A. problema, nov. sp., is identical with A. albulus, 
St., loc. cit. Ophiura Sarsii, Ltk., n.s., is common on our coast and 
. 70 
of Ayres seems to include both O. sguamosa and nodosa of Liitken. It is 
ings and manuscripts connected with American zoology had accumulated 
on his hands. The seashores here pened to him a field in zoology 4 
had not hitherto enjoyed, the rivers and lakes were full of life that b 
new revelations for him, the whole land in every direction tempted a mind 
in love with all forms of nature, and nearly every department of zoology 
had therefore been the subject of special researches. Encouraged and aided 
by a distinguished friend, Mr. Francis C. Gray of Boston—since deceased 
—the plan of publication by subscription was set on foot. Prof. Agassi 
alluding to his benefactor and the subscription, says, in his Preface: _ 
H the whole direction himself, awakening attention to it? 
personal application to his friends and acquaintances, by his own 
subscription, by letters, by articles in the journals, and by every. 
ey 
his death ;—he did live, however, to hear the echo which answered ok 
appeal to the nation, in whose love of culture and liberality towards * 
