Dec, 1906] Dyar and Knab : Larv^ of Cuijcid^. 175 



Rossia Theobald (not Bonaparte, not Owen), Jn. trop. med., v, 181, 1902. 



Myzorhynchus Blanchard, Cont. rend. heb. soe. bio!., liv, 795, 1902. 



Laverania Theobald (not Grassi and Feletti), Jn. trop. med., v, 181, 1902. 



Nyssorhynchus Blanchard, Cont. rend. heb. soc. biol,, liv, 795, 1902. 



Cellia Theobald, Mon. Culic, iii, 107, 1903. 



Arribalzagia Theobald, Mon. Culic., iii, 81, 1903. 



Aldrichia Theobald, Mon. Culic, iii, 353, !9°3- 



Christya Theobald in Giles. Rev. Anoph., suppl. i, Handb., Gn. or Mosq., 2 ed. 



40, 1904. 

 Lophomyia Theobald in Giles, Rev. Anoph., suppl. i, Handb. Gnals or Mosq. ( 



2 ed., 366, 1904. 



Tabic of species. 



1. A pair of palmate hairs on the second abdominal segment (2d to 7th).. .2 

 No palmate hairs on the second abdominal (3d to 7th) 4 



2. Comb of the eighth segment with the teeth coarsely serrate below .. albipes 

 Comb teeth finely and inconspicuously serrate 3 



3. Comb with the two upper long teeth with a short tooth between; three 



lower teeth with five between argyrotarsis 



Comb with the two upper teeth with none between; three lower with four 

 between. ■ albimana 



4. Comb with seven long teeth regularly alternating with six short ones 



mediopunctatus 

 Comb with short teeth irregularly alternating 5 



5. Comb with the four upper teeth short maculipes 



Comb with some of the upper teeth long, at least the first or third 6 



6. One long lower tooth, followed by four little ones franciscanus 



One long lower tooth, followed by three little ones pnnctipcnnis 



Lower long tooth followed by another as long or nearly so ... . 



7. Upper tooth short 8 



Upper tooth long 9 



8. Two long lower teeth followed by two short, one long, three short ones 



grabhamii 

 Two long lower teeth followed by three short, one long, jour short ones 



maculipennis 



9. The three upper teeth long eiseni 



The second upper tooth short IO 



10. One short tooth between the two upper long ones crucians 



Three short teeth between the two upper long ones. . . pseudopmictipennis 



Anopheles albipes Theobald. 



Anopheles argyrotatsis albipes Theobald, Mon. Culic, i, 125, 1901. 

 Nyssorhynchus cubensis Blanchard, Les Moustiques, 204, 1905. 



Recorded from South America and the West Indies. Our spec- 

 imens are from Port L,imon, Costa Rica. 



