128 
Psyche 
[December 
2. Both upper and lower head hairs multiple 8 
Both upper and lower head hairs not multiple, usually 
single but with all variations between the complete 
single and complete double condition, rarely with one 
or two head hairs triple : apicalis 
3. Air tube long and slender, about seven times as long 
as broad, slightly expanded before the apex ; subdorsal 
hairs on segments three to six multiple : ^ salinarius 
Air tube not over five times as long as wide tapering 
uniformly toward the apex ; subdorsal hairs double on 
segments three to six : pipiens 
The following genera of Culicinse are represented by single 
species; Mansonia perturbans (Walker), Orthopodomyia 
signifera (Coquillett) , Uranotsenia sapphirina (Osten 
Sacken), Wyeomyia smithii (Coquillett). 
Summary of Species of Culicidae Reported from 
Massachusetts 
The following species of mosquitoes were reported by 
Johnson (1925) : 
Subfamily Dixinse 
Dixa centralis Loew 
D. clavata Loew 
D . cornuta Johannsen 
D. modesta Johannsen 
D . notata Loew 
Subfamily Chaoborinse 
Mochlonynx cinctipes Coquillett as Corethra cinctipes 
Coquillett 
M. karnerensis Felt as Corethra culiciformis (DeGeer) 
M. fuliginosus Felt as Corethra fuliginosus Felt. 
Chaoborus albipes (Johannsen) 
C. americanus Johannsen as C. crystallina DeGeer 
C. albatus Johnson 
C. punctipennis Say 
C. trivittatus Loew 
Subfamily Culicinse 
Wyeomyia smithii (Coquillett) 
i 
