Somatic and meiotic chromosomes in male and female ofPomphorhynchus laevisMüller, 1776 (Acanthocephala: Pomphorhynchidae)

Autor: F. Fontana, Maria Benvenuti, Bahram Sayyaf Dezfuli
Rok vydání: 1993
Předmět:
Zdroj: Caryologia. 46:329-334
ISSN: 2165-5391
0008-7114
Popis: SUMMARYA detailed cytological description of somatic cell divisions, spermatogenesis, and the prophase stages of primary oocytes of Pomphorhynchus laevis Muller (Acanthocephala) is reported. The karyotype (2n = 7/8) is composed of 2 pairs of submetacentric, 2 pairs of subtelocentric with a XO XY sex-determining mechanism.
Databáze: OpenAIRE