Family Tents
Single skin (USA: original wall): Only different waterproof layer of fabric is used, comprising at least roof and walls. To minimize condensation on the inside of the tent, some expedition tents end waterproof/breathable fabrics.
Fishermen's tents http://www.tentsforsale.org/family-tents are also modified dome tents, often with a projecting awning alpine enough to sit under, but sometimes with no closable doorway.