Le Conte on the Pselaphide of the United States. 69 
Antenne approximale. Antenna distantes. 
a. Tarsi didactyli. a. Tarsi didactyli. 
. Chennium. Hamotus. 
Ceophyllus. Faronus. 
. b. Tarsi sesquidactyli. 
Tmesiphorus. Batrisus. 
Ctenistes. c. Tarsi monodactyli. 
Tyrus. Bryaxis. 
Phamisus. Eupsenius. 
b. Tarsi sesquidactyli. Arthmius. 
Metopias. Bythinus. 
c. Tarsi monodactyli. Rhexius. 
Pselaphus. Eupleetus. 
Tychus. 
Claviger 
Adranes. 
the progressive material evolution of the intellectual idea, previously existing in the 
mind of the Creator, until the perfection of this idea is attained in the most highly 
Standing higher in the same series. It is therefore obvious that if any group be 
d 
- Now here Aubé's principles fail, because the number of the articulations of 
the antennz and the tarsal claws varies from the larva to the imago, and therefore 
Hes We associate with the primary idea ch characters as are of less im 
but more obvious, which depend on the beautiful co-relation of parts evident 
