Hadwen, Seymour <br/><br/>
A contribution to the knowledge of the botflies, Gastrophilus intestinalis, deg., G. Haemorrhoidalis, L., and G. Nasalis, L.  / 
by S. Hadwen 
 - 16 p. 
 - Diptera ; 11 .
<br/><br/> Encuadernado con: further studies on encylostoma braziliense and the biology of creeping euroption/by Walter E. Doven 
<br/><br/><label>LCCN: </label>201794 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dípteros <br/>Gasterophilus haemorrhoidalis <br/>Gasterophilus intestinalis <br/>Gasterophilus nasalis
<br/><br/><label>Dewey Class. No.: </label>PA-C 595.77 D5