Some observations on the Nyssorhynchus group of the &lt;em&gt;Anopheles&lt;/em&gt; (&lt;em&gt;Culicidae&lt;/em&gt; [&lt;em&gt;sic&lt;/em&gt;]) of Panama

Some observations on the Nyssorhynchus group of the Anopheles (Culicidae [sic]) of Panama