diff --git a/mods/mapgen/mapgen.lua b/mods/mapgen/mapgen.lua
index 50bab51..9913ebd 100644
--- a/mods/mapgen/mapgen.lua
+++ b/mods/mapgen/mapgen.lua
@@ -427,7 +427,31 @@
 		y_min          = -31000,
 		y_max          = -1024,
 	})
-
+	
+	--fossils
+	
+	minetest.register_ore({
+		ore_type       = "scatter",
+		ore            = "mapgen:stone_with_ammonite",
+		wherein        = "default:stone",
+		clust_scarcity = 24 * 24 * 24,
+		clust_num_ores = 1,
+		clust_size     = 1,
+		y_min          = 625,
+		y_max          = 31000,
+	})
+	
+	minetest.register_ore({
+		ore_type       = "scatter",
+		ore            = "mapgen:stone_with_bone",
+		wherein        = "default:stone",
+		clust_scarcity = 24 * 24 * 24,
+		clust_num_ores = 1,
+		clust_size     = 1,
+		y_min          = 625,
+		y_max          = 31000,
+	})
+	
 	minetest.clear_registered_biomes()
 
 	--Swamp
@@ -1894,6 +1918,23 @@ minetest.register_on_generated(function(minp, maxp)
 	end
 end)
 
+minetest.register_on_generated(function(minp, maxp)
+	if maxp.y < -500 or maxp.y > 100 then
+		return
+	end
+	local dirt = minetest.find_nodes_in_area(minp, maxp,
+		{"default:stone"})
+	for n = 1, #dirt do
+		if math.random(1, 50) == 1 then
+			local pos = {x = dirt[n].x, y = dirt[n].y, z = dirt[n].z }
+				if minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z}).name == "air" then
+					local num = math.random(1,2)
+					minetest.add_node({x=pos.x, y=pos.y-1, z=pos.z}, {name = "mapgen:cavefern"..num})
+				end
+		end
+	end
+end)
+
 minetest.register_on_generated(function(minp, maxp)
 	if maxp.y < -1000 or maxp.y > 20 then
 		return
diff --git a/mods/mapgen/nodes.lua b/mods/mapgen/nodes.lua
index eb2d632..a637bab 100644
--- a/mods/mapgen/nodes.lua
+++ b/mods/mapgen/nodes.lua
@@ -28,6 +28,8 @@ mapgen.register_fern("fern2", "Broad Leaf Fern", "2")
 
 --nodes
 
+--plants (PLNT01)
+
 minetest.register_node("mapgen:dicksonia", {
 	description = "Dicksonia",
 	drawtype = "mesh",
@@ -200,25 +202,44 @@ minetest.register_node("mapgen:dirt_with_junglegrass", {
 	sounds = default.node_sound_dirt_defaults()
 })
 
-minetest.register_node("mapgen:granite", {
-	description = "Granite",
-	tiles = {"mapgen_granite.png"},
-	groups = {cracky = 2},
-	sounds = default.node_sound_stone_defaults()
+minetest.register_node("mapgen:cavefern1", {
+	description = "Cave Fern",
+	drawtype = "plantlike",
+	tiles = {
+		"mapgen_cavefern.png",
+	},
+	groups = {snappy=3, flammable=1, attatched_node=1, flora=1},
+	sounds = default.node_sound_leaves_defaults(),
+	is_ground_content=true,
+	buildable_to = true, 
+	walkable = false,
+	inventory_image = "mapgen_cavefern.png",
+	paramtype = "light",
+	sunlight_propagates=true,
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, 0.1, -0.5, 0.5, 0.5, 0.5}
+	},
 })
 
-minetest.register_node("mapgen:granite_brown", {
-	description = "Brown Granite",
-	tiles = {"mapgen_granite_brown.png"},
-	groups = {cracky = 2},
-	sounds = default.node_sound_stone_defaults()
-})
-
-minetest.register_node("mapgen:limestone", {
-	description = "Limestone",
-	tiles = {"mapgen_limestone.png"},
-	groups = {cracky = 2},
-	sounds = default.node_sound_stone_defaults()
+minetest.register_node("mapgen:cavefern2", {
+	description = "Cave Fern",
+	drawtype = "plantlike",
+	tiles = {
+		"mapgen_cavefern2.png",
+	},
+	groups = {snappy=3, flammable=1, attatched_node=1, flora=1},
+	sounds = default.node_sound_leaves_defaults(),
+	is_ground_content=true,
+	buildable_to = true, 
+	walkable = false,
+	inventory_image = "mapgen_cavefern2.png",
+	paramtype = "light",
+	sunlight_propagates=true,
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, 0.1, -0.5, 0.5, 0.5, 0.5}
+	},
 })
 
 minetest.register_node("mapgen:palm_tree", {
@@ -593,119 +614,6 @@ minetest.register_node("mapgen:swamp_grass_5", {
 	end,
 })
 
-minetest.register_node("mapgen:stalagtite", {
-	description = "Stalagtite",
-	drawtype = "plantlike",
-	tiles = {"mapgen_stalagmite0.png"},
-	inventory_image = "mapgen_stalagmite0.png",
-	is_ground_content = false,
-	sunlight_propagates = true,
-	paramtype = "light",
-	selection_box = {
-	type = "fixed",
-	fixed = {{-0.3, -0.2, -0.3, 0.3, 0.5, 0.3}}
-	},
-	groups = {crumbly=1, oddly_breakable_by_hand=1},
-	sounds = default.node_sound_stone_defaults()
-})
-
-minetest.register_node("mapgen:stalagtite1", {
-	description = "Stalagtite",
-	drawtype = "plantlike",
-	tiles = {"mapgen_stalagmite1.png"},
-	inventory_image = "mapgen_stalagmite1.png",
-	is_ground_content = false,
-	sunlight_propagates = true,
-	paramtype = "light",
-	selection_box = {
-	type = "fixed",
-	fixed = {{-0.3, -0.2, -0.3, 0.3, 0.5, 0.3}}
-	},
-	groups = {crumbly=1, oddly_breakable_by_hand=1},
-})
-
-minetest.register_node("mapgen:stalagtite2", {
-	description = "Stalagtite",
-	drawtype = "plantlike",
-	tiles = {"mapgen_stalagmite2.png"},
-	inventory_image = "mapgen_stalagmite2.png",
-	is_ground_content = false,
-	sunlight_propagates = true,
-	paramtype = "light",
-	selection_box = {
-	type = "fixed",
-	fixed = {{-0.3, -0.2, -0.3, 0.3, 0.5, 0.3}}
-	},
-	groups = {crumbly=1, oddly_breakable_by_hand=1},
-	sounds = default.node_sound_stone_defaults()
-})
-
-minetest.register_node("mapgen:stalagtite3", {
-	description = "Stalagtite",
-	drawtype = "plantlike",
-	tiles = {"mapgen_stalagmite3.png"},
-	inventory_image = "mapgen_stalagmite3.png",
-	is_ground_content = false,
-	sunlight_propagates = true,
-	paramtype = "light",
-	selection_box = {
-	type = "fixed",
-	fixed = {{-0.3, -0.2, -0.3, 0.3, 0.5, 0.3}}
-	},
-	groups = {crumbly=1, oddly_breakable_by_hand=1},
-	sounds = default.node_sound_stone_defaults()
-})
-
-minetest.register_node("mapgen:stalagmite0", {
-	description = "Stalagmite",
-	drawtype = "plantlike",
-	tiles = {"mapgen_stalagmite0.png^[transformFY"},
-	inventory_image = "mapgen_stalagmite0.png^[transformFY",
-	is_ground_content = false,
-	sunlight_propagates = true,
-	paramtype = "light",
-	selection_box = {
-	type = "fixed",
-	fixed = {{-0.3, -0.2, -0.3, 0.3, 0.5, 0.3}}
-	},
-	groups = {crumbly=1, oddly_breakable_by_hand=1},
-	sounds = default.node_sound_stone_defaults()
-})
-
-minetest.register_node("mapgen:stalagmite1", {
-	description = "Stalagmite",
-	drawtype = "plantlike",
-	visual_scale = 1.5,
-	tiles = {"mapgen_stalagmite3.png^[transformFY"},
-	inventory_image = "mapgen_stalagmite3.png^[transformFY",
-	is_ground_content = false,
-	sunlight_propagates = true,
-	paramtype = "light",
-	selection_box = {
-	type = "fixed",
-	fixed = {{-0.3, -0.2, -0.3, 0.3, 0.5, 0.3}}
-	},
-	groups = {crumbly=1, oddly_breakable_by_hand=1},
-	sounds = default.node_sound_stone_defaults()
-})
-
-minetest.register_node("mapgen:stalagmite2", {
-	description = "Stalagmite",
-	drawtype = "plantlike",
-	visual_scale = 1.5,
-	tiles = {"mapgen_stalagmite2.png^[transformFY"},
-	inventory_image = "mapgen_stalagmite2.png^[transformFY",
-	is_ground_content = false,
-	sunlight_propagates = true,
-	paramtype = "light",
-	selection_box = {
-	type = "fixed",
-	fixed = {{-0.3, -0.2, -0.3, 0.3, 0.5, 0.3}}
-	},
-	groups = {crumbly=1, oddly_breakable_by_hand=1},
-	sounds = default.node_sound_stone_defaults()
-})
-
 
 minetest.register_node("mapgen:vine", {
 	description = "Vine",
@@ -941,6 +849,159 @@ minetest.register_node("mapgen:dead_grass_5", {
 	end,
 })
 
+--stone (STN02)
+
+minetest.register_node("mapgen:stone_with_ammonite", {
+	description = "Stone with Ammonite",
+	tiles = {"mapgen_marine_fossil.png"},
+	groups = {cracky = 2},
+	sounds = default.node_sound_stone_defaults()
+})
+
+minetest.register_node("mapgen:stone_with_bone", {
+	description = "Stone with Bone",
+	tiles = {"mapgen_land_fossil.png"},
+	groups = {cracky = 2},
+	sounds = default.node_sound_stone_defaults()
+})
+
+minetest.register_node("mapgen:granite", {
+	description = "Granite",
+	tiles = {"mapgen_granite.png"},
+	groups = {cracky = 2},
+	sounds = default.node_sound_stone_defaults()
+})
+
+minetest.register_node("mapgen:granite_brown", {
+	description = "Brown Granite",
+	tiles = {"mapgen_granite_brown.png"},
+	groups = {cracky = 2},
+	sounds = default.node_sound_stone_defaults()
+})
+
+minetest.register_node("mapgen:limestone", {
+	description = "Limestone",
+	tiles = {"mapgen_limestone.png"},
+	groups = {cracky = 2},
+	sounds = default.node_sound_stone_defaults()
+})
+
+
+minetest.register_node("mapgen:stalagtite", {
+	description = "Stalagtite",
+	drawtype = "plantlike",
+	tiles = {"mapgen_stalagmite0.png"},
+	inventory_image = "mapgen_stalagmite0.png",
+	is_ground_content = false,
+	sunlight_propagates = true,
+	paramtype = "light",
+	selection_box = {
+	type = "fixed",
+	fixed = {{-0.3, -0.2, -0.3, 0.3, 0.5, 0.3}}
+	},
+	groups = {crumbly=1, oddly_breakable_by_hand=1},
+	sounds = default.node_sound_stone_defaults()
+})
+
+minetest.register_node("mapgen:stalagtite1", {
+	description = "Stalagtite",
+	drawtype = "plantlike",
+	tiles = {"mapgen_stalagmite1.png"},
+	inventory_image = "mapgen_stalagmite1.png",
+	is_ground_content = false,
+	sunlight_propagates = true,
+	paramtype = "light",
+	selection_box = {
+	type = "fixed",
+	fixed = {{-0.3, -0.2, -0.3, 0.3, 0.5, 0.3}}
+	},
+	groups = {crumbly=1, oddly_breakable_by_hand=1},
+})
+
+minetest.register_node("mapgen:stalagtite2", {
+	description = "Stalagtite",
+	drawtype = "plantlike",
+	tiles = {"mapgen_stalagmite2.png"},
+	inventory_image = "mapgen_stalagmite2.png",
+	is_ground_content = false,
+	sunlight_propagates = true,
+	paramtype = "light",
+	selection_box = {
+	type = "fixed",
+	fixed = {{-0.3, -0.2, -0.3, 0.3, 0.5, 0.3}}
+	},
+	groups = {crumbly=1, oddly_breakable_by_hand=1},
+	sounds = default.node_sound_stone_defaults()
+})
+
+minetest.register_node("mapgen:stalagtite3", {
+	description = "Stalagtite",
+	drawtype = "plantlike",
+	tiles = {"mapgen_stalagmite3.png"},
+	inventory_image = "mapgen_stalagmite3.png",
+	is_ground_content = false,
+	sunlight_propagates = true,
+	paramtype = "light",
+	selection_box = {
+	type = "fixed",
+	fixed = {{-0.3, -0.2, -0.3, 0.3, 0.5, 0.3}}
+	},
+	groups = {crumbly=1, oddly_breakable_by_hand=1},
+	sounds = default.node_sound_stone_defaults()
+})
+
+minetest.register_node("mapgen:stalagmite0", {
+	description = "Stalagmite",
+	drawtype = "plantlike",
+	tiles = {"mapgen_stalagmite0.png^[transformFY"},
+	inventory_image = "mapgen_stalagmite0.png^[transformFY",
+	is_ground_content = false,
+	sunlight_propagates = true,
+	paramtype = "light",
+	selection_box = {
+	type = "fixed",
+	fixed = {{-0.3, -0.2, -0.3, 0.3, 0.5, 0.3}}
+	},
+	groups = {crumbly=1, oddly_breakable_by_hand=1},
+	sounds = default.node_sound_stone_defaults()
+})
+
+minetest.register_node("mapgen:stalagmite1", {
+	description = "Stalagmite",
+	drawtype = "plantlike",
+	visual_scale = 1.5,
+	tiles = {"mapgen_stalagmite3.png^[transformFY"},
+	inventory_image = "mapgen_stalagmite3.png^[transformFY",
+	is_ground_content = false,
+	sunlight_propagates = true,
+	paramtype = "light",
+	selection_box = {
+	type = "fixed",
+	fixed = {{-0.3, -0.2, -0.3, 0.3, 0.5, 0.3}}
+	},
+	groups = {crumbly=1, oddly_breakable_by_hand=1},
+	sounds = default.node_sound_stone_defaults()
+})
+
+minetest.register_node("mapgen:stalagmite2", {
+	description = "Stalagmite",
+	drawtype = "plantlike",
+	visual_scale = 1.5,
+	tiles = {"mapgen_stalagmite2.png^[transformFY"},
+	inventory_image = "mapgen_stalagmite2.png^[transformFY",
+	is_ground_content = false,
+	sunlight_propagates = true,
+	paramtype = "light",
+	selection_box = {
+	type = "fixed",
+	fixed = {{-0.3, -0.2, -0.3, 0.3, 0.5, 0.3}}
+	},
+	groups = {crumbly=1, oddly_breakable_by_hand=1},
+	sounds = default.node_sound_stone_defaults()
+})
+
+
+
 --crafting
 
 
diff --git a/mods/mapgen/textures/mapgen_cavefern.png b/mods/mapgen/textures/mapgen_cavefern.png
new file mode 100644
index 0000000..aeb831a
Binary files /dev/null and b/mods/mapgen/textures/mapgen_cavefern.png differ
diff --git a/mods/mapgen/textures/mapgen_cavefern2.png b/mods/mapgen/textures/mapgen_cavefern2.png
new file mode 100644
index 0000000..4769da2
Binary files /dev/null and b/mods/mapgen/textures/mapgen_cavefern2.png differ