LIST OF ILLUSTRATIONS XXIX 



PAGE 



FIG. 292 Loa loa in situ. (After Fiilleborn and Rodenwaldt) ... ... ... 410 



293 Loa loa: male and female. (After Looss) ... ... ... ... 410 



294 Loa loa : the hind end of a male and of a female. (After Looss) ... ... 411 



295 Loa loa : lateral view of tail of male showing papillae. (After Lane and Leiper) 411 



296 Loa loa. (After Leiper) ... ... ... ... ... ... 411 



297 Mf. loa : in thick film, dried and stained with haematoxylin. (After Fiilleborn) 413 



298 Acanthocheilonema perstans. (After Leiper) ... ... ... ... 414 



299 Mf. ferstans. (After Fiilleborn) ... ... ... ... ... 415 



300 Dirofilaria magalhdesi. (After v. Linstow) ... ... ... ... 417 



301 Trichuris trichiura ... ... ... ... ... ... ... 420 



302 Trichinella spiralis. (After Claus) ... ... ... ... ... 422 



303 Isolated muscular fibre of a rat, invaded by Trichinella. (After Hertwig- 



Grahatn)... ... ... ... ... ... ... ... 425 



304 Calcified Trichinella in the muscular system of a pig. (After Ostertag) ... 426 



305 Various phases of- the calcification of Trichinella of the muscles ... ... 426 



306 Dioctophyme gigas. (After Railliet) ... ... ... ... ... 432 



307 Eggs of Dioctophyme gigas. (After Railliet) ... ... ... ... 432 



308 Metastrongylus apri. (Stephens) ... ... ... ... ... 433 



^ I Trichostrongyhis instabilis. (After Looss) ... ... ... ... 434 



I Trichostrongylus proboluru s. (After Looss) ... ... ... ... 435 



3 3 [ Jrichostrongylus vitrinus. (After Looss) ... ... ... ... 436 



3*4 t 



3*5 \Hamonchuscontorius. (After Ransom) ... ... ... ... 437 



3 16 1 



317 Mecistocirrus fordi. (After Stephens) ... ... ... ... ... 439 



318 Ternidens deminulus. (After Railliet and Henry) ... ... .. 440 



\ (Esophagostomum stephanostomum var. thomasi. (After Thomas) ... ... 442 



CEsophagostovmmstephanostoimim\M.thomasi. (After Thomas).., ... 444 



Ancylostoma duodenale, male and female. (After Looss) ... ... 446 



3 2 4 



325 Ancylostoma duodenale, showing ventral teeth. (After Looss) ... ... 447 



326 Ancylostoma duodenale, : diagrammatic representation of excretory system. 



(After a drawing by Looss) ... ... ... ... ... 448 



327 Ancylostoma duodenale. (After Railliet) ... ... ... ... 449 



328 Ancylostoma duodenale : bursa of male. (After Looss) ... ... ... 450 



329 Ancylostoma duodenale : eggs in different stages of development. (After 



Looss) ... ... ... ... ... ... ... ... 451 



330 Ancylostoma duodenale : larva. (After Leichtenstern) ... ... ... 452 



331 Ancylostoma duodenale. (After Looss) ... ... ... ... 453 



332 Ancylostoma ceylanicum. (After Looss) ... ... ... ... 456 



333 Ancylostoma braziliense. (After Gomez de Faria) ... ... ... 456 



334 Necator americaims. (After Looss) ... ... ... ... ... 457 



335 Necator americanus : lateral view. (After Looss) ... ... ... 458 



336 Necator americanus : bursa of male. (After Looss) ... ... ... 458 



337 Syngamus kingi : anterior end of male. (After Leiper) ... ... ... 460 



338 Syngamus kingi : anterior end of female. (After Leiper) ... ... 460 



339 Bursa of Syngamus trachealis. (Stephens) ... ... ... ... 461 



340 Physaloptera mordens, Leiper, 1907. (After Leiper) ... ... ... 462 



341 Ascaris lumbricoides . (From Claus) ... ... ... ... ... 4^3 



342 Ovum of Ascaris lumbricoides... ... ... ... ... ... 463 



34 \ Ovum of Toxascaris limbata ... ... ... ... ... 4^6 



344 Transverse section through the head part of Belascaris cati from the cat. 



(After Leuckart) ... ... ... ... ... .- ... 466 



