﻿U, S NATIONAL MUSEUM 



PROCEEDINGS VOL 102 PLATE 5 



1. Lepidurus lynclii echinatus, new variety, 9 , from Goose Lake, Lakeview, Oree., paratype 

 (Uppsala Mus.), dorsal view, X 2. 



2, 3. Afus loyigicaudatus, 9 > from General Acha, Argentine (Stockholm Mus.), dorsal and 

 ventral views, X 2. 



