Parental Investment and Sexual Dimorphism in Digger Wasps (Hymenoptera: Sphecidae)
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چکیده
منابع مشابه
Sex - biased parental care and sexual size dimorphism in a 1 provisioning arthropod
27 28 The diverse selection pressures driving the evolution of sexual size 29 dimorphism (SSD) have long been debated. While the balance between 30 fecundity-and sexual selection has received much attention, explanations 31 based on sex-specific ecology have proven harder to test. In ectotherms, 32 females are typically larger than males, and this is frequently thought to 33 be because size con...
متن کاملNew and little known digger wasps of the genus Ammophila W. Kirby, 1798 (Hymenoptera: Apoidea: Sphecidae) from Central Asia.
Five species of Ammophila are treated. The lectotype of Ammophila separanda F. Morawitz, 1891 is designated and illustrated. The holotype of Ammophila cellularis Gussakovskij, 1930 is redescribed and illustrated. Two new species, Ammophila barkalovi sp. nov. (Kazakhstan) and A. pevtsovi sp. nov. (China), are described and illustrated. The hitherto unknown female of A. vetuberosa Li & Yang, 1994...
متن کاملCosts of egg-laying and offspring provisioning: multifaceted parental investment in a digger wasp.
Nest-building Hymenoptera have been a major testing ground for theories of parental investment and sex allocation. Investment has usually been estimated by the likely costs of offspring provisioning, ignoring other aspects of parental care. Using three experimental treatments, we estimated the costs of egg-laying and provisioning separately under field conditions in a digger wasp Ammophila pube...
متن کاملA revision of the Australian digger wasps in the genus Sphex (Hymenoptera, Sphecidae)
The Australian species of the sphecid wasp genus Sphex are revised. Thirty-five species are recognized, of which 11 are new: Sphex argentatissimus, Sphex brevipetiolus, Sphex caelebs, Sphex corporosus, Sphex flammeus, Sphex fortunatus, Sphex gracilis, Sphex imporcatus, Sphex jucundus, Sphex latilobus and Sphex pretiosus. A dichotomous key covering all Australian species of the genus has been ge...
متن کاملA contribution to the sphecid wasps of Iran (Hymenoptera: Sphecidae), including first record of six species
مطالعات انجام شده در مورد زنبورهای خانوادهی Sphecidae توسط محققان ایرانی محدود است، اما محققان خارجی مطالعات نسبتاً زیادی در مورد زنبورهای این خانواده در ایران انجام دادهاند. در این مقالهی کوتاه ضمن بررسی اجمالی مطالب منتشر شده در مورد فون این خانواده در ایران، شش گونه برای اولین بار از کشور گزارش میشود.
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تاریخ انتشار 2015