large aquatic lep cocoons in Brazil

[James J. Kruse]

On Sat, 4 Apr 1998, Doug Yanega wrote:

> Just had some students show me some remarkable cocoons they found on the
> upper surfaces of rocks in some streams in the "campo rupestre" around here
> (about 1300m elev.). The largest were around 25mm, oval, with a flattened
> outer silk covering with perforations around the edge, an inner elongated
> cocoon, and the pupal exuviae looked to be about 12-15mm long. I'm not
> 
> Doug Yanega    Depto. de Biologia Geral, Instituto de Ciencias Biologicas,
> Univ. Fed. de Minas Gerais, Cx.P. 486, 30.161-970 Belo Horizonte, MG   BRAZIL

I showed this message to Eugenie Phillips (she worked on Pyralids at
INBio) and she thought they were Pyralids. Any further descriptions or
comments should be directed to her at: ephill at nature.berkeley.edu.

Hope this helps!
Cheers!
Jim Kruse
University of California at Berkeley
Dept. of Environ Sci, Policy and Mgmt.
Div. of Insect Biology
Sperling Lab
201 Wellman Hall
Berkeley, California, 94720-3112
(510) 642-7410/5114
http://www.CNR.Berkeley.EDU/sperlinglab/sperlinglab.html