▪ Abstract Pair formation in social insects mostly happens early in adult life and away from
the social colony context, which precludes promiscuity in the usual sense. Termite males …

Cilia, either motile or immotile, exist on most cells in the human body. There are several
different mechanisms of ciliogenesis, which enable the production of many kinds of cilia and …

Honey bees in the genus Apis share many reproductive features with other social insects,
but have also a number of highly derived mating characteristics, such as obligatory …

Social-insect males are often regarded as being merely short-lived" flying sperm containers",
which ignores their potential influence on females and paternity patterns as found in other …

In the seminal vesicle of the 'symphyta'Arge pagana the spermatozoa are stored in motile
spermatodesm bundles, maintained by an anterior cap of extracellular material. This cap …

In spite of their importance in the reproduction of phanerograms, few bees have received an
adequate description of their sperm ultrastructure. In this study, we concluded that it was …

The genera Centris and Epicharis constitute the Centridini and are widely distributed in the
Neotropical region. Centris is also found in the southern portion of the Neartic region …

We examined the morphologies of the testes and spermatozoa of the ant species
Neoponera inversa (Smith) and Neoponera villosa (F.)(Hymenoptera: Formicidae), collected …

Euglossine spermatozoa are the longest described to date for the Hymenoptera. This cell
includes a head and a flagellar region. In transverse sections, the acrosome is circular at the …

The present research represents the first description of a Vespidae species spermatozoon.
In Agelaia vicina, the sperm head is composed of an acrosome and a nucleus. The …