288 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 125 



Department of El Progreso 



Rio Guastatoya, El Progreso 

 Department of Suchitepequez 



Rio Mixpia, Finca San Jose La Sierra, Chicacao 



Rio Madre Vieja, Finca La Patria 

 Simulium (Dyarella) mathesoni Vargas, 1943 — 20 specimens 

 Department of Chimaltenango 



Rio Platanar, Finca Platanar, Acatenango 



Rio San Rafael Pancum, Finca San Rafael Pancum, Acatenango 



Rio Positos, Aldea Quisache, Acatenango 



Rio Chorrera, Finca San Jose Miramar, Acatenango 

 Department of Sacatepequez 



Rio San Lorenzo, Finca San Lorenzo, Antigua 

 Department of Santa Rosa 



Rio Los Esclavos, Aldea Los Esclavos, Cuilapa 

 Department of Totonicapan 



Rio Samala, Totonicapan 

 Simulium (^Dyarella) mexicaniim Bellardi, 1862 — 10,200 specimens 

 Department of Chimaltenango 



Numerous streams in the Municipality of Yepocapa 



Numerous streams in the Municipality of Acatenango 



Numerous streams in the Municipality of Pochuta 

 Department of Escuintla 



Rio Sacatera, Escuintla 



Rio Pantaleon, Finca Pantaleon, Santa Lucia 



Stream between El Jute and La Trinidad, Escuintla 

 Department of Alta Verapaz 



Rio Tzunutz, Coban 

 Department of Izabal 



(Reported by Malloch, 1914) 

 Department of Huehuetenango 



Rio Cuilco, Municipio Cuilco 

 Department of Chiquimula 



Rio on Route No. 18, near kilometer 222, Esquipulas 

 Department of Zacapa 



Rio Hondo, Rio Hondo, Zacapa 

 Department of Santa Rosa 



Rio Ahuacapa, Finca Vifias, Nuevo Viiias 

 Department of Solola 



Rio and Finca San Jose La Providencia, Solola 



Rio Quixaya, Municipio San Lucas Tollman 



Rio Monte de Oro, Finca Monte de Oro, Atitlan 

 Department of Suchitepequez 



Rio Nica, Finca La Esperanza, Chicacao 



Toma, Finca Valle de Oro, Chicacao 



Rio Cutzan, Finca El Jardin, Chicacao 



Toma, Finca La India, Chicacao 



Rio Siguacan, Finca San Agustin, Chicacao 



Rio El Trebol, Finca El Trebol, Chicacao 



Rio and Finca Las Camelias, Chicacao 



