Anopheles halophylus n.sp. is described from Central Brazil. It is distinguished from An. triannulatus (Neiva and Pinto) by morphological and morphometric characters, especially in the male genitalia, larva and egg. Illustrations of the male and female genitalia, egg, larva and pupa, and discussion of the status of names associated with An. triannulatus are provided.

Hiranetis coleopteroides (Walker, 1873) is here found to be conspecific with Graptocleptes bicolor (Burmeister, 1838). Graptocleptes bicolor is redescribed and the male genitalia characters are illustrated for the first time. Intraspecific morphological, color and male genitalia variability are discussed. Furthermore, the species is recorded from Paraguay for the first time.

the single type specimen of the unrecognized species, chetogena flaviceps (bigot), was examined and found to be a subjective senior synonym of the well-known new world species of chetogena scutellaris wulp. the genitalia of the holotype was dissected and illustrated in detail. a redescription of c. scutellaris, including the male genitalic characters is provided.

Anopheles (Nyssorhynchus) lanei Galvão and Amaral is here redescribed using morphological characteristics of adult, male and female, fourth instar larva and pupa. The larva, pupa, and male genitalia are illustrated. Diagnostic morphological characters of adults, male genitalia, fourth instar larva and pupa are provided to distinguish An. lanei from other species of the Argyritarsis section. Spe...

background: aphallia or penile agenesis is a rare malformation accompanying with no phallus. this anomaly is extremely rare with abnormality of urogenital system and psychological consequences. its outbreak is estimated 1 out of 10-30 million births.case: reviewing 3 cases of male external genitalia agenesis, which associated with multiple anomalies of musculoskeletal, cardiovascular and genito...

The present note aims to describe two alternative methods for observing genitalia in Lepidoptera. The first one provides means to examine both male and female genitalia without spoiling the scales of the abdomen, preserving it attached to the thorax and aesthetically similar to an unexamined specimen. The second one provides ways of observing certain characters on the male genitalia in a non-de...

Based on external morphological characters and the structure of male genitalia, a new genus Euchromiina from Neotropical region, Apu gen. nov. is described. A species described, mooreorum sp. flavicornis (Druce) comb. redescribed. The occurs in montane forests Andes. Diagnostic are provided for two which comprise it. Photographs adults both provided, as well genitalia.