;J02 Mil, II. A. I!AYr>IS AXD LT.-COL. CLAYTOX LAXK ON 



THE NEMATODE FAMILY UXATHOSTO.MlB.l.;. 



;n);i 



^.■S(TilM'<l iiy ■ 



Uiuler the iiaiiie of < 



liongtli 



ThicKncsK (luiixlimnii) 

 l,i.iiKl,li ollicml 



liiMiiiUi orli™l-l)»ll) 



Triiiisversi! (liiiint'tcroniciul-ljull 



Luiiptli of ImlloiiL'ts 



Distiiiicc from ln'iul-oiul to ter- '^ 

 iiiimitimi of corviciil sues .,. ) 

 Li'iigtli of neck of cervical sncs 



UrcM.ll!. oflips 



Niuiilirr of rows of liooks on 



lini.l.liull) 



I.ni-lli of hooks on lioml-bnii) 

 lliviiilili of hooks on head-hnlli 

 Uisliincc lictwoi'n rows of hooks 



on lu.ml-hiilli 



Distiini'i' hotwi'cn vows of hoilv- 



s]iin 



I'cn'lion of lioily covercil liy ■) 



"Pini's ;, ) 



Masimnni nnnihcv of jioiuls on 



hoily. spines 



Histnnee from linnl-rml lo cvrvi^ 



ea\ papilliu 



Distftnce fi'oni IumhI-imuI to ui ive- 



I'iuR 



'"'i^ll\nl'l' from hi'iiil-cnil lo lor- ) 



nuniilii.n of (rsoplnigns ) 



'"■"lilhoflnil 



Ii'i'^iliolspinilos 



l>i»lmuT from tip of tail to) 

 • vulva S 



Ova (.ninximuin measuiemouts) . 



Table VII. — Measurements of 

 (All measurements 



G. spinir/ernm. 



the Species of Gnatkostoma. 

 in millimetres.) 



Diosing, 

 Dnjimlin, 

 V. i>i-asch(i. 



?. 



Gov 7 



antermr 

 two-thirds 



or 7 



Scliiieiiler. 



Giwlhostoma \ Cheiracantlms \ Filaria 

 Sjiiniffernm. | rohnstus. radnla. 



10 to 12 

 2 



Leidy. 



Gnathoatoma 

 sociale. 



<?. 



Levinsen. i ^ 



Cheir. 

 siainensis. 



i 



Leiper. 

 C/icir. 



10-55 I 

 0'6 



0-015 

 0-005 



nilenor 

 hidf. 



Baylis & Lane. 



Gnathostoma 

 spinigerum. 



16-4 

 to 16-75 



0-4, 

 023 



0-55 j 



« [ 



0-19 

 to 

 0-25 



18 to 

 18-3 



-! 



0-32 



0-525 

 to 



0-6 



0-25 

 1-9 to 



2-0 



0-3 



0-2 



8 to 11 

 0-025 

 0-01 



0028 



0-017 



anterior 



tuo-thirds. 



4 



0-7 to 075 



0-5 



8-15 

 to 

 3-5 

 0-22 



R. 



2-3 to 

 2-63 



3-4 



to 



4 



0-15 



I.. 



0-46 



4 



'"'6 X 0-035 



gracih. 



0-42 

 0-7 



9 to 11 

 0-029 



0-22 

 whole. 



1/5-5 

 of 



total leno-th. 



12 

 0-018 

 0-007 



R. 

 0-4 



L. 



0-88 



Longer 

 1-29 



Shorfr.j 

 0-32 ! 



Sonicwliiit 

 hfhinil middle. 



0-072 X 0039 



Jnnetion of 

 anterior and 

 middle thirds. 



C'inrea. I IJ'us'iig. 

 ! V. Brnsuhc, 



3. ?. 



19 to 32 t, 

 25 ' 45 



In front i 

 of middle, i 



0-0741 xoons! 



Leitlv 



Stossioh. 



10 to 12 



lulerio 



llMlf. 



