Slugs live on land and in saltwater, and one genus, Acochlidium, lives in freshwater. The unadorned word slug, however, is applied primarily to land slugs, whereas slugs from the sea or from fresh water are usually referred to as  sea slugs  or freshwater slugs.f the six orders of Pulmonata, two â the Onchidiacea and Soleolifera â solely comprise slugs. A third family, the Sigmurethra, contains various clades of snails, semi-slugs (i.e. snails whose shells are too small for them to retract fully into) and slugs.
Vulva is the external parts of the female genitalia. The external opening to a woman's vagina or reproductive track is an example of the vulva. vulva. pl. vulva.
Pruritus vulvae means itching of the vulva. The vulva is the area of skin just outside the vagina. Most women experience a slight vulval itch now and again. However, pruritus vulvae means the itch is persistent, and causes distress. The itch may be particularly bad at night and may disturb your sleep.