Notes on the Distribution of Culex (Melanoconion) - Systematic ...

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(7) Cx. (Mel.) Oedipus
SANTA FE PROVINCE: San Justo Dept.: Bollini property, San Justo, V-8-78,
LT, 1 d with slide of genitalia (54).
(8) Cx. (Mel.) bastagmius
CHACO PROVINCE: San Fernando Dept.: brick factory nr. Rio Negro Bridge,
Resistencia, IV-7-80, LT, 2 d with slides of genitalia (36C, D); Rio Negro
Bridge, W of Resistencia, IV-10-80, 1 d with slide of genitalia (35K); 1
de Mayo Dept.: swamp at Rio Tragadero nr, Antequera, IV-8-80, LT, 1 d with
slide of genitalia (50).
CORRIENTES PROVINCE: General Paz Dept.: 5 km W of Rincon de Vences, IV-5-80,
LT, 1 d with slide of genitalia (48).
(9) Cx. (MeZ.1 pieosus
CHACO PROVINCE: San Fernando Dept.: Rio Negro Bridge, W of Resistencia,
IV-10-80, LT, 4 d with slides of genitalia (356, J, L, M).
CORRIENTES PROVINCE: General Paz Dept.: farm 14 km W of Rincon de Vences,
IV-6-80, LT, 1 d with slides of genitalia (40E); ester0 nr, Rincon de Vences,
IV-6-80, LT, 2 d with slides of genitalia (4OC, D); Rincon de Vences, IV-4-80,
LT, 2 d with slides of genitalia (39A, B); 5 km W of Rincon de Vences, IV-5-80,
LT, 1 d with slide of genitalia (38A); San Cosme Dept.: Paso de la Patria,
IV-3-80, LT, 1 d with slide of genitalia (46).
(1) Cx. (Mel.1 oeossa
SYSTEMATIC NOTES
Cx. (MeZ.1 oeossa and panocossa form a distinct group. Dyar (1923, 1928)
interpreted the 2 nominal taxa as aikenii Aiken and Rowland 1906, Belkin (1970)
resurrected oeossa and panocossa as valid species and relegated aikenii to
nomen dubiwn. Differences in the male genitalia of the 2 valid species were
shown by Belkin, Heinemann and Page (1970). Oeossa has been found from Panama
to Ecuador and southern Brazil (Sirivanakarn, in prep.), whereas panoeossa has
been recorded from Panama, Costa Rica, Mexico and Jamaica.
Cx. (Mel.) oeossa is similar in appearance to pmaerybda Komp 1936 but
lacks narrow pale bonds on the hindtarsomeres. It also resembles deZpontei
but can be readily distinguished from it by the presence of 2 usually conspicuous
dark spots on the pleura (postspiracular and pleural apophysial areas). The
female cibarial armature of oeossa contains 30 or more narrow teet.
Adults of oeossa are readily collected at or near bodies of water with
Pist