The Terrestrial Acari of the British Isles: Introduction and biology |
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Page 19
... occur on the propodosoma and are never faceted . Each consists of a more or less circular differentiated area of the cuticle , the lens , which is often backed by darkish pigment . Grandjean ( 1958 ) considers the primitive number to be ...
... occur on the propodosoma and are never faceted . Each consists of a more or less circular differentiated area of the cuticle , the lens , which is often backed by darkish pigment . Grandjean ( 1958 ) considers the primitive number to be ...
Page 57
... occur ( fig . 67 ) . The infracapitulum ( fig . 12 ) may bear both adoral and subcapitular setae . Certain Pachygnathoidea have rutella but in these a mentum is never differentiated . The pedipalp is also very variable and may be simply ...
... occur ( fig . 67 ) . The infracapitulum ( fig . 12 ) may bear both adoral and subcapitular setae . Certain Pachygnathoidea have rutella but in these a mentum is never differentiated . The pedipalp is also very variable and may be simply ...
Page 193
... occur on the ground after feeding has been completed . The males normally die after copulation and fertilized females usually wander only a short distance from the spot where they dropped from the host . Thus , after the elapse of three ...
... occur on the ground after feeding has been completed . The males normally die after copulation and fertilized females usually wander only a short distance from the spot where they dropped from the host . Thus , after the elapse of three ...
Common terms and phrases
Acari Acarina Actinochaeta active adult ambulacrum amongst animals apotele appendages Arachnida Argasidae arthropods associated Berl biology birds body Britain British Bull cavity cells cent chelicerae Chelicerata claws coverslip coxae Cryptostigmata culture cuticle deutonymph disease dorsal Dorsum eggs engorged Eriophyidae Erythraeidae Evans fauna feathers female forms free-living galls genital orifice genus gnathosoma Grandjean habitat Halbt hatch Hist host hypostome hysterosoma idiosoma infested insects instars Ixodes ricinus Ixodidae large numbers larvae layer life-cycle Macrocheles male mammals Massee Mégnin Mesostigmata metapeltidium metasoma method moult to become mouthparts nests nymphal instars nymphs observed occur opisthosoma Oppia organ Oudms pair of legs parasites pedipalps phytophagous plants population propodosoma prosoma Prostigmata protonymphs region rutella sclerotized segments sensory setae sheep shield skin species specimens spermatophore spider mite stages stigmata Suctobelba surface Tarsonemina tarsus terrestrial Tetranychidae Tetranychus ticks tracheae tritonymphs Trombiculidae tube ulmi usually venter ventral Wharton Zool