. Animal parasites and human disease. Parasites; Medical parasitology; Insects as carriers of disease. Fig. 117. Development of spiny-headed worm of rats and mice, Monilifor- mis (or Echinorhynchus) moniliformis. A, proboscis, X 50; B, larva from cock- roach, X 23; C, egg, X 150. (After Grassi and Calandruccio.) little over three inches in length, the male about half this size. A -pecies of cockroach serves as an intermediate host. Grassi and Calandruccio found by experimentation that the larvae in cockroaches (Fig. 117B) would develop apparently equally well in white rats and in man. An allie

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. Animal parasites and human disease. Parasites; Medical parasitology; Insects as carriers of disease. Fig. 117. Development of spiny-headed worm of rats and mice, Monilifor- mis (or Echinorhynchus) moniliformis. A, proboscis, X 50; B, larva from cock- roach, X 23; C, egg, X 150. (After Grassi and Calandruccio.) little over three inches in length, the male about half this size. A -pecies of cockroach serves as an intermediate host. Grassi and Calandruccio found by experimentation that the larvae in cockroaches (Fig. 117B) would develop apparently equally well in white rats and in man. An allied or possibly identical spa. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Chandler, Asa C. (Asa Crawford), 1891-1958. New York, J. Wiley

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Keywords: ., bookcentury1900, bookdecade1920, bookpublishernewyo, bookyear1922