Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Томи 41 – 42The Society, 1902 |
З цієї книги
Результати 1-5 із 100
Сторінка 5
... fact to which Boisduval drew attention in 1829 . In my late List ( 1895 ) of the North American Noctuids , I gave the ascertained types ; what very few corrections have been found necessary are here made . The concluding portion of this ...
... fact to which Boisduval drew attention in 1829 . In my late List ( 1895 ) of the North American Noctuids , I gave the ascertained types ; what very few corrections have been found necessary are here made . The concluding portion of this ...
Сторінка 22
... fact that the Germans were unable to distinguish the soft th , which they accordingly represented by s . Thus Anthony , Brinton's native authority , states ( Dict . , p . 115 ) that the common word for ' boy ' in his language is ...
... fact that the Germans were unable to distinguish the soft th , which they accordingly represented by s . Thus Anthony , Brinton's native authority , states ( Dict . , p . 115 ) that the common word for ' boy ' in his language is ...
Сторінка 44
... fact that I have made few serial sections , for I have made and studied serial sections of many hundreds of embryos , but because with material which is at all favorable the orientation of the embryo and the interrelation of its various ...
... fact that I have made few serial sections , for I have made and studied serial sections of many hundreds of embryos , but because with material which is at all favorable the orientation of the embryo and the interrelation of its various ...
Сторінка 50
... fact that in Terebratulina the enteron occupies but a small part of the archenteron , and hence the partition wall which separates it from the enterocol leaves the latter a large unpaired cavity , whereas in Cistella the division of the ...
... fact that in Terebratulina the enteron occupies but a small part of the archenteron , and hence the partition wall which separates it from the enterocol leaves the latter a large unpaired cavity , whereas in Cistella the division of the ...
Сторінка 51
... fact that both the oral and aboral sides of the embryo are very similar , has been chiefly responsible for this uncertainty of orientation . However if one studies carefully whole embryos of the critical stage when the last remnant of ...
... fact that both the oral and aboral sides of the embryo are very similar , has been chiefly responsible for this uncertainty of orientation . However if one studies carefully whole embryos of the critical stage when the last remnant of ...
Інші видання - Показати все
Загальні терміни та фрази
Africa AMER AMERICAN PHILOSOPHICAL SOCIETY animals appear April Asia Australia auta autic beds belong blastopore body brachiopods Cambaroides Cambarus canals cells Central chromosomes cœlom connection contains crude oil Crustacea crystals curves Decapods deposits distillates distribution division domeykite drones eggs enteron Eocene equation evidence existence fact fauna Feb'y fertilization follicle formation forms fossils freshwater genera genus geographer geological Greater Antilles hydrocarbons islands Jan'y Jurassic land larva larvæ later Lower Cretaceous male mantle mass Mesozoic method Mexico Miocene nature Noctua North northern nuclei observed Ocean Oligocene origin parthenogenesis Pennsylvania petroleum Philadelphia PHILOS plate Pliocene polar body posterior Potamobius present probably PROC produced Prof queen region relation represented river sandstones separated shown solution South America southern species spermatocyte spermatogonia spermatozoa stage Terebratulina Tertiary theory tion Upper Cretaceous Zool