Identification of Larval Ticks Found on Small Mammals in Britain |
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Page 2
... ventrally , which helps anchor the tick to the skin . The palps are sensory appendages and do not penetrate the skin ... 3 . 4 . Anal groove continuous or incompletely continuous around the front of the anus : two pairs posthypostomal setae : ...
... ventrally , which helps anchor the tick to the skin . The palps are sensory appendages and do not penetrate the skin ... 3 . 4 . Anal groove continuous or incompletely continuous around the front of the anus : two pairs posthypostomal setae : ...
Page 4
... ventrally 2 pairs of posthypostomal setae . Palps . ( A and B ) . Short and broad : segment 1 extended antero- mesially as a prominent projection lateral profile of segments 2 and 3 weakly convex and more strongly so on mesial profile ...
... ventrally 2 pairs of posthypostomal setae . Palps . ( A and B ) . Short and broad : segment 1 extended antero- mesially as a prominent projection lateral profile of segments 2 and 3 weakly convex and more strongly so on mesial profile ...
Page 6
... pairs of posthypostomal setae . Palps . ( A and B ) . Long and broad : suture between segments 2 and 3 not apparent ... ventrally 3 pairs of sternal , 2 pairs of preanal , 1 pair anal , 4 pairs premarginal and 4 pairs marginal : the anal ...
... pairs of posthypostomal setae . Palps . ( A and B ) . Long and broad : suture between segments 2 and 3 not apparent ... ventrally 3 pairs of sternal , 2 pairs of preanal , 1 pair anal , 4 pairs premarginal and 4 pairs marginal : the anal ...
Common terms and phrases
anal groove incompletely arvicolae auriculae bank vole Broader than long capitulum central dorsal setae convergent Cornell University coxa coypu denticles Dermacentor reticulatus Description of larva dorsal ridge emargination slight encircles the anus Extrascutal region festoons absent field vole greatest width groove incompletely encircles hard ticks idiosoma immature stages inner rows Ixodes Ixodidae lactic acid LARVAL TICKS FOUND lateral margins length from dorsal MAMMAL SOCIETY marginal dorsal setae marginal setae marginal ventral setae mouthparts nymphs pair of anals pairs of central pairs of marginal pairs of posthypostomal pairs of preanals pairs of premarginals pairs of setae pairs of sternal Palps posterior margin broadly posterior margin straight posterior view posterolateral angles rounded posthypostomal setae premarginal setae ridge to tip scapulae scutal setae Scutum setae on segment setae present SMALL MAMMALS sternal setae tarsus tip of hypostome ventral surface ventral view posterior ventrally 3 pairs view posterior margin water vole wood mouse