Scientific name: Hastalingua cheimarroi Alias: Spear-tongue Niche: Parasite Evolved from: Whiplynus Vect Description: Hastalingua is a blood-sucking parasite that will attach itself to a host, sucking blood you on the host though a elongated part of their stomach. They don't live for very long, lasting about a week at the most but within that time can produce large amounts of young. Life cycle: Like Whiplynus their flagellum are developed soon after birth but for the first 3-4 days of life they will no stomach or an underdeveloped one.