Physical Characteristics

Body length 0.27-0.49 in (7-12.5 mm) in female, 0.17-0.26 in (4.5-6.7 mm) in male. Body dorsoventrally flattened, giving low profile when attached to its host; comprising cephalothorax, incorporating first to third leg-bearing segments, free segment bearing leg four, genital complex consisting of fused fifth leg-bearing and genital somites, and a long, free abdomen. Frontal plates lacking lunules. Antennules two-segmented in both sexes; antennae and maxillipeds with strong apical claws used for attachment to surface of host. Oral cone consisting of upper lip (labrum) and lower lip (labium); mandibles stylet-like, passing into oral cone at base, via lateral slits. Third legs forming apron-like structure and completing posterior margin of cephalothoracic sucker. Fourth leg uniramous. Genital complex of female with paired genital openings from which long egg strings are extruded, plus paired copulatory pores into which spermatophores discharge their sperm.

Was this article helpful?

0 0
Diabetes 2

Diabetes 2

Diabetes is a disease that affects the way your body uses food. Normally, your body converts sugars, starches and other foods into a form of sugar called glucose. Your body uses glucose for fuel. The cells receive the glucose through the bloodstream. They then use insulin a hormone made by the pancreas to absorb the glucose, convert it into energy, and either use it or store it for later use. Learn more...

Get My Free Ebook

Post a comment