Nb. Camino et Ce. Lange, 2 NEW SPECIES OF THE GENUS AMPHIMERMIS KABURAKI AND IMAMURA, 1932 (NEMATODA, MERMITHIDAE) FROM ARGENTINE GRASSHOPPERS (ORTHOPTERA, ACRIDIDAE), Fundamental and applied nematology, 20(3), 1997, pp. 239-242
Two new mermithids, Amphimermis ronderosi n. sp. and A. dichroplusi n.
sp., are described and illustrated; both are parasites of grasshopper
s in Buenos Aires Province, Argentina. Diagnostic characters of the fi
rst species include : vagina long and S-shaped; spicules loosely twist
ed for proximal 41 % of their length, untwisted for 14 %, again twiste
d for 31 %, and untwisted for the last 14 %; three rows of genital pap
illae; the ventral row with 30 preanal and fifteen postanal papillae.
The second species is characterized by having : S-shaped vagina; the s
picules untwisted for 6 % of their length, then twisted for 24 %, untw
isted for 12 %, twisted again for 34 %, and untwisted for the last 14
% of their length; three rows of genital papillae; the ventral row wit
h 25 preanal and twelve postanal papillae.