Ticks: A Monograph of the Ixodoidea, Volume 4

abruptly attenuated Amblyomma Amblyomma cajennense antero-accessory stripes aperture opposite coxa Aragăo basis capituli basis rectangular Brazil capitulum cervical grooves deep cervical grooves short cervical stripes chelicera coarse punctations coll comma-shaped convex cordiform coxae I-IV dark-brown dark-coloured Diagnosis Distribution and Hosts divergent Dönitz dorsal dorsum external festoon falciform stripe Female Fig festoons well-defined frontal spots fused genital aperture opposite glabrous hypostome dentition II-IV internal spur Koch larvae lateral fields lateral spots Legs limiting spots long as article marginal groove absent marginal groove continuous median field medium-sized tick Neumann nymphs ocular spot ornamentation ornate pale and flat pale ground pale spot palps posterior angle posterior margin posteriorly postero-accessory stripes postero-lateral margins postero-median stripe punctations numerous reddish-brown rounded angles salient ridge scapular angles scutes Scutum shallow slightly salient species specific description specimens spiracles spiracles large spur on coxa stout spurs sub-equal spurs talus tarsi tarsus IV twice as long Venter ventral