Proceedings of the American Academy of Arts and Sciences, 20권American Academy of Arts and Sciences., 1885 |
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43개의 결과 중 1 - 5개
15 페이지
... males of ordinary spiders , and not truly forcipulate . " Having reason , by its undoubted relationship to other forms of Anthracomarti , to doubt the forcipulate character of the palpus , of which Harger speaks so doubtfully ...
... males of ordinary spiders , and not truly forcipulate . " Having reason , by its undoubted relationship to other forms of Anthracomarti , to doubt the forcipulate character of the palpus , of which Harger speaks so doubtfully ...
44 페이지
... male pronucleus lies directly above the female , so that a line joining their centres would pass through the point of contact and coincide with the axis of the ovum . These bodies have a smooth and distinct outline , and a slightly ...
... male pronucleus lies directly above the female , so that a line joining their centres would pass through the point of contact and coincide with the axis of the ovum . These bodies have a smooth and distinct outline , and a slightly ...
82 페이지
... male orifice lies between the 30th and 31st rings , or the 2d and 3d rings of the 10th somite . The female orifice is 5 rings behind the male , between the 35th and 36th rings , or the 2d and 3d rings of the 11th somite . The clitellum ...
... male orifice lies between the 30th and 31st rings , or the 2d and 3d rings of the 10th somite . The female orifice is 5 rings behind the male , between the 35th and 36th rings , or the 2d and 3d rings of the 11th somite . The clitellum ...
86 페이지
... Inner lateral papillæ . ol . Outer lateral papillæ . mg . Marginal papillæ . a . Anus . 30-31 . Position of male orifice . 35-36 . Position of female orifice . being taken not to crush it . This may be OF ARTS AND SCIENCES . 87.
... Inner lateral papillæ . ol . Outer lateral papillæ . mg . Marginal papillæ . a . Anus . 30-31 . Position of male orifice . 35-36 . Position of female orifice . being taken not to crush it . This may be OF ARTS AND SCIENCES . 87.
108 페이지
... male furnished with hooks on the third segment . First abdominal appendages of the male with outer part truncate at the tip and furnished with one to three small recurved teeth , inner part ending in an acute spine which is gen- erally ...
... male furnished with hooks on the third segment . First abdominal appendages of the male with outer part truncate at the tip and furnished with one to three small recurved teeth , inner part ending in an acute spine which is gen- erally ...
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Abdomen abdominal appendages Acad acetic acetic acid acid acute Antennæ anthracene appears areola Astacus Barrande base Bentham blastodisc blastomeres border Boston bracts branches broad California calyx Cambarus Cambridge carapace cells Cephalothorax cervical groove chela ciliate cleavage cleavage-plane collected corolla difference of potential Dikelocephalus dorsal Emmons entoderm Eritrichium faune feet flowers foliis fossils fruit genera genus glabrous Graptolites Gray gynobasi Hagen inches long lateral leaflets leaves length less limestone lines long lobes longis Magn male margin maxillipeds median Mountains nearly nuclei Nuculæ nutlets oblong observations Olenus ovum pair of legs papillæ Paradoxides pedicels periblast petioles plate Point Lévis posterior Potsdam precipitate Primordial fauna Proc pubescent punctate ring River rostrum sæpius sandstone schists second fauna segment sepals short side Silurian slates slender somites species specimens spermogonia spines stars superficial tension surface Taconic system telson third tion Trilobites tube upper ventral