33. 



Genus Criconemoidea Taylor, 1936 

 (Key to the species modified from Raski, 1958) 



1. Spear length 90 microns or less ...,,=.,,= .c, .... . 5 

 Spear length 100 microns or more. ...,..,.,.. 2 



2. Total body annules 95 or more . 3 



Total body annules 58-61. . , . annulifer (de Man, 1921) Taylor, 1936 



3. Length .U5 mm. or morej spear not very long and thin (less than 1/3 of 



Length .27-. 30 mm.j spear very long and thin (more than 1/3 of body 

 length) ,...,,..»...,.,, o . . macrodorum Taylor, 1936 



U. Spear 105 micronsj total body annules lUOj length .88-1.00 mm 



........................ annulatum Taylor, 1936 



Spear 122 micronsj total body annules 95-103; length .U6 mm 



. . o sphagni (Micoletzky, 1925) Taylor, 1936 



«*o«eo«90o 



5. Tail rounded. . , ,,.... ^ . 11 



6« Total body annules less than 80 ........... 8 



Total body annules 110 or more 7 



7. Length .70 mm.; vulva on 16-17 annule from, terminus 



..... komabaensis (imamura, 1931) Taylor, 1936 



Length .55-. 59 mm.; vulva on 8th annule from terminus 



. . morgense (Hoftianner and Menzel, 19lU) Taylor, 1936 



8. Total body annules 70 or more 9 



Total body annules 65 ........... . heideri Stefanski, 1916 



9. Vulva located on 12-l5th annule from terminus; total body annules 70- 

 76 10 



Vulva located on 7th annule from terminus; total body annules 79 

 . peruense (Steiner, 1920) Taylor, 1936 



10. Length ,70 mm.; first annule larger than second annule 



^ crotaloides (Cobb, 192U) Taylor, 1936 



Length .U0-U9 mm. ; first annule smaller than second annule 

 , . demani (Micoletzky, 1925) Taylor, 1936 



11. No joints on lateral line, annules unbroken except occasional anasto- 



mosis lU 



Joints on lateral line except on anterior end of body 12 



12. Lateral line zig-zar?;; spear 57 microns or more 13 



Lateral line with simple breaks; spear 50 microns . citri Steiner, 19U9 



