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Diagnostic methods, chemical, bacteriological and microscopical : a text-book for students and practitioners . Fig. 59,—Pediculus capitis: X 15.(Tyson after Braun.) Fig, 60.—Pediculus vesti-menti: x 10. (Tyson afterBraun.) (4). Cimex lectularius (acanthia lectularia or Bed-bug). While, strictly speaking, the bed-bug is not a parasite of man, yet as itshabitat is the bed, bedding, and walls of the sleeping-apartment of man, itmay be considered as indirectly parasitic. It usually emerges at night from. Fig. 61.—Pediculus pubis. (Tyson after Braun.) its lodging for the purpose of securing its nou
Diagnostic methods, chemical, bacteriological and microscopical : a text-book for students and practitioners . Fig. 59,—Pediculus capitis: X 15.(Tyson after Braun.) Fig, 60.—Pediculus vesti-menti: x 10. (Tyson afterBraun.) (4). Cimex lectularius (acanthia lectularia or Bed-bug). While, strictly speaking, the bed-bug is not a parasite of man, yet as itshabitat is the bed, bedding, and walls of the sleeping-apartment of man, itmay be considered as indirectly parasitic. It usually emerges at night from. Fig. 61.—Pediculus pubis. (Tyson after Braun.) its lodging for the purpose of securing its nourishment in the blood of its victims. This parasite is reddish-brown in color, oval in shape, from 4 to 5 mm, in length and 3 mm. in breadth. These insects, if crushed between slides or as more usual between the hand and a part of the victims body have a PARASITES. 155 characteristic odor very much resembling kerosene. The blood is drawn fromthe victim by means of a long proboscis. The eggs are approximately in length and require about 11 months for their development to thesexually ripe insect. These eggs are retained in the crevices of the bed, floors,furniture, wall-paper, and other parts of the dwelling so that the completeremoval of these eggs and parasites is a matter of some difficulty. That these insects have more or less importance from the standpointof transmission of disease from one person to another must be vary in their susceptibility to the bite
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectdiagnosis, bookyear19