UPNetwork -> Pokédex -> Generation 3 -> Breeding Groups

018 - Dustox - Bug/Poison

063 - Zubat - Poison/Flying

064 - Golbat - Poison/Flying

065 - Crobat - Poison/Flying

066 - Tentacool - Water/Poison

067 - Tentacruel - Water/Poison

088 - Oddish - Grass/Poison

089 - Gloom - Grass/Poison

090 - Vileplume - Grass/Poison

094 - Roselia - Grass/Poison

095 - Gulpin - Poison

096 - Swalot - Poison

106 - Grimer - Poison

107 - Muk - Poison

108 - Koffing - Poison

109 - Weezing - Poison

124 - Seviper - Poison

203 - Bulbasaur - Grass/Poison

204 - Ivysaur - Grass/Poison

205 - Venusaur - Grass/Poison

215 - Weedle - Bug/Poison

216 - Kakuna - Bug/Poison

217 - Beedrill - Bug/Poison

225 - Ekans - Poison

226 - Arbok - Poison

227 - Nidoran (f) - Poison

228 - Nidorina - Poison

229 - Nidoqueen - Poison/Ground

230 - Nidoran (m) - Poison

231 - Nidorino - Poison

232 - Nidoking - Poison/Ground

237 - Venonat - Bug/Poison

238 - Venomoth - Bug/Poison

250 - Bellsprout - Grass/Poison

251 - Weepinbell - Grass/Poison

252 - Victreebel - Grass/Poison

262 - Gastly - Ghost/Poison

263 - Haunter - Ghost/Poison

264 - Gengar - Ghost/Poison

322 - Spinarak - Bug/Poison

323 - Ariados - Bug/Poison

354 - Qwilfish - Water/Poison