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abdomen adult antennae anterior apex apical appears August band basal base birds body branches broad brown canals characters closely clypeus collection color covered curved dark described developed diameter differs distinct dorsal eggs entire extend face Family Felis female field flesh four front genital genus greenish groove hair handle head hind hooks host Island joint lateral legs length less Locality longer longitudinal lower male margin marks mature Measurements median middle Multiceps narrow National Museum nearly neck ovaries pair pale Panama plate pore portion posterior present processes Pulo region ribs rounded Sauropatis chloris segment separated short side slightly sling smooth species specimens strobila strongly surface Taenia tail thick third thorax tibiae transverse United upper usually valve ventral wide width wings yellow
Página 604 - I have so often prayed ; and now, glory be to the Father, to the Son, and to the Holy Ghost"; and with these words his spirit fled.
Página 93 - The inspection of meats for animal parasites. I. The flukes and tapeworms of cattle, sheep, and swine, with special reference to the inspection of meats.
Página ii - Museum, and setting forth newly acquired facts in biology, anthropology, and geology derived therefrom, or containing descriptions of new forms and revisions of limited groups. A volume is issued annually, or oftener, for distribution to libraries and scientific establishments, and in view of the importance of the more prompt dissemination of new facts a limited edition of each paper is printed in pamphlet form in advance.
Página ii - Since 1902 the volumes of the series known as " Contributions from the National Herbarium," and containing papers relating to the botanical collections of the Museum, have been published as bulletins. The...
Página 3 - Strobila with well-developed segmentation, or, exceptionally (Fimbriariidsel without division into segments. A single series or complete or incomplete double series of reproductive organs. Genital pores usually present and marginal, or exceptionally on ventral surface. Testicles usually numerous, in medullary portion of segment. Ovary more or less bilobed. Yolk gland compact, and posterior, dorsal, ventral, or laterad of ovary, rarely (family Tetrabothriida?) anterior of ovary.
Página 154 - Matthew's treatise may be quoted since they define the underlying principles of dispersal in the clearest and simplest fashion :"Whatever agencies may be assigned as the cause of evolution in a race, it should ba at first most progressive at its point of original dispersal, and it will continue this progress at that point in response to whatever stimulus originally caused it and spread out in successive waves of migration each wave a stage higher than the previous one.
Página 3 - Superfamily TAENIOIDEA Zwicke, 1841. Synonym. — Cyclophyllidea van Beneden. Superfamily diagnosis. — Cestoda: Head or scolex with four cupshaped suckers which may exceptionally (Tetrabothriidae) bear auricular appendages, or exceptionally (Fimbriariidae) with a pseudoscolex in place of this scolex. Apical rostellum present or lacking. Suckers and rostellum may be armed with hooks or unarmed. Neck present or lacking. Strobila with well-developed segmentation, or exceptionally (Fimbriariidae) without...
Página 62 - Rostellum armed with several rings of rose-thorn booklets, which usually have a discoidal base. Suckers unarmed. Gravid segments generally longer than broad. A double set of reproductive organs in each segment. Genital pores double and opposite. Testicles very numerous, scattered throughout entire medullary parenchyma. Vas deferens coiled, seminal vesicle absent. Uterus at first reticular, later breaking up into egg capsules, each containing one or more eggs. Eggs with two shells. Adults in mammals...