Charak Samhita
बीजात् समांशादुपतप्तबीजात् स्त्रीपुंसलिङ्गी भवति द्विरेताः। शुक्राशयं गर्भगतस्य हत्वा करोति वायुः पवनेन्द्रियत्वम् ॥१८॥
In case the zygote is formed by equal dominance of sperm and ovum or by impaired gamates, the progeny has characters of both female and male, resulting in dwireta (hermaphrodite). Vayu by afflicting the shukrashaya (site of semen) of the fetus causes pavanendriya (devoid of semen).
english translation
1.
कतिधापुरुषीयशारीरम्
Katidhapurusha Sharira (knowledge Of Holistic Human Being)
अतुल्यगोत्रीयशारीरम्
Atulyagotriya Sharira (different Clans And Aspects Of The Human Birth)
3.
खुड्डिकागर्भावक्रान्तिशारीरम्
Khuddika Garbhavakranti Sharira (factors Responsible For Embryogenesis)
4.
महतीगर्भावक्रान्तिशारीरम्
Mahatigarbhavakranti Sharira (detail Description On Embryonic Development)
5.
पुरुषविचयशारीरम्
Purusha Vichaya Sharira (detailed Study Of Holistic Human Being)
6.
शरीरविचयशारीरम्
Sharira Vichaya Sharira (analytical Study Of The Human Body)
7.
शरीरसङ्ख्याशारीरम्
Sharira Sankhya Sharira (numerological Account Of Human Body Constituents)
8.
जातिसूत्रीयशारीरम्
Jatisutriya Sharira (obstetrics, Maternal Health And Neonatal Care)
बीजात् समांशादुपतप्तबीजात् स्त्रीपुंसलिङ्गी भवति द्विरेताः। शुक्राशयं गर्भगतस्य हत्वा करोति वायुः पवनेन्द्रियत्वम् ॥१८॥
In case the zygote is formed by equal dominance of sperm and ovum or by impaired gamates, the progeny has characters of both female and male, resulting in dwireta (hermaphrodite). Vayu by afflicting the shukrashaya (site of semen) of the fetus causes pavanendriya (devoid of semen).
english translation