Columbicola emersoni, Tendeiro, 1960

Adams, Richard J., Price, Roger D. & Clayton, Dale H., 2005, Taxonomic revision of Old World members of the feather louse genus Columbicola (Phthiraptera: Ischnocera), including descriptions of eight new species, Journal of Natural History 39 (41), pp. 3545-3618 : 3602

19. emersoni species group

The four species of this group are from the host genera Ptilinopus and Alectroenas . They have the anterior marginal head carina complete, rounded ( Figure 174 ) or indented ( Figure 182 ); body elongate; each side of metanotum with three long, one short setae ( Figure 3 ). Male antenna with ( Figure 174 ) or without ( Figure 178 ) expanded scape and third segment spur; mesosome deeply ‘‘V’’-shaped, with ( Figure 176 ) or without ( Figure 185 ) well defined transverse anterior portion; each side with three or four pores. Female subgenital plate groove variable, rounded anteriorly; 0–4 minute to medium lateral setae.

Figures

Figures 165–189. Columbicola davisae: (165) female ventral terminalia. C. insularis: (166) female dorsal head. C. elbeli: (167) male genitalia; (168) female ventral terminalia. C. phoenicopterae: (169) male genitalia; (170) female ventral terminalia. C. sphenurus: (171) male genitalia. C. wardi: (172) male genitalia; (173) female ventral terminalia. C. emersoni: (174) male dorsal head; (175) female dorsal head; (176) male genitalia; (177) female ventral terminalia. C. wecksteini: (178) male dorsal head; (179) female dorsal head; (180) male genitalia; (181) female ventral terminalia. C. curtus: (182) male dorsal head; (183) female dorsal head (missing antennae); (184) male genitalia. C. brygooi: (185) male genitalia; (186) female ventral terminalia. C. juliusriemeri: (187) male dorsal head; (188) male genitalia. C. obliteratus: (189) male dorsal head.

Figures 1–18. Columbicola columbae: (1) dorsal-ventral male. Columbicola male: (2) metanotal margin with two long, two short setal pattern; (3) metanotal margin with three long, one short setal pattern; (4) dorsoanterior head—a5anterior medial head setae (AMHS), b5posterior medial head setae (PMHS); (5) genitalia, width (GW); (6) body measurements—head length (HL), dorsoanterior head plate width (APW), head width (HW), scape length (SL), prothorax width (PW), metathorax width (MW), total length (TL). C. columbae: (7) male dorsal head (arrow5medioposterior head setae); (8) male genitalia; (9) female dorsal head; (10) female ventral terminalia. C. bacillus: (11) male genitalia; (12) female ventral terminalia. C. stresemanni: (13) male dorsal head; (14) female dorsal head. C. claviformis: (15) male dorsal head; (16) male genitalia; (17) female ventral terminalia. C. tschulyschman: (18) male dorsal head.