Of the following species I am anxious to obtain examples, either by exchange or pur- 
chase, any Naturalists having duplicates of any of them will confer a great favor by commu- 
nicating with 
Ornithoptera Hippolytus, Cram. 
Ornithoptera Amphrysus, Cram. 
Ornithoptera Helena, Linn. 
Ornithoptera Croesus, Wall. 
Ornithoptera Brookiana, Wall. 
Papilio Evan, Doubl. 
Papilio Pericles, Wall. 
Papilio Blumei, Boisd. 
Papilio Macedon, Wall. 
Papilio Philippus, Wall. 
Papilio Arcturus, West. 
Papilio Phorbanta, Linn. 
Papilio Homerus, Fabr. 
HERMAN STRECKER, 
Box 111 Beading, P. 0., 
Berks Co., Pennsylvania, U. S. of N. America. 
Papilio Gundlachianus, Feld. 
Dynastor Napoleon, Doubl, Hew. 
Argynnis Sagana, Doubl, Hew. 
Zeuxidia Aurelias, Cram. 
Urania Rhipheus, Cram. 
Urania Sloanus, Cram. 
Nyctalemon Orontes, Linn. 
Nyctalemon Cydnus, Field. 
Erasmia Pulchella, Hope. 
Actias Mtenas 
Saturn ia Derceto, Mssn. 
Saturn ia Argus, Drury. 
Any Asiatic species of Parnassius. 
These are a few of the very many of the rarer species that. I am eager to procure, of 
course there arc numberless others from all parts of the world, equally desirable and coveted 
by me. 
