Collembola (Spring-tails): with six abdominal segments; appendages of the first forming an adherent ventral tube, those of the third a minute " catch," those of the fourth (fused basally) a " spring." [Please select]
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Fur black basally, then dull brownish buffy, the extreme tips black. [Please select]
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_ Ears conspicuous; the feathers nearly throughout the body rusty basally; facial disc rich rusty. [Please select]
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A blackish band in wing bordered basally by yellowish white. [Please select]
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With feathers of ventral region basally marked with white. [Please select]
(rectrices and remiges ensheathed basally) (July 28), and [Female], 40886, ovary moderately active, 30. [Please select]
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In _Synaptotylus_ the basipterygoid processes are small, not basally located, and perhaps not functional. [Please select]
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Tibia -ae: the shank: that part of the leg articulated to the femur basally and which bears the tarsus at the distal end. [Please select]
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Triangle: in Odonata: a small, triangular cell at the junction of cubitus with cubitus 1: a similar cell adjoining it basally is the internal triangle discoidal triangle: cardinal cell; q. [Please select]
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