diff --git a/src/craterstats/Cratercount.py b/src/craterstats/Cratercount.py
index d695b52..8941b52 100644
--- a/src/craterstats/Cratercount.py
+++ b/src/craterstats/Cratercount.py
@@ -155,7 +155,7 @@ def ReadSCCfile(self):
         if 'Perimeter' in s.keys():
             self.perimeter = float(s['Perimeter'])
         if 'Total_perimeter' in s.keys(): #for Thomas Heyer's OpenCraterTool
-            self.perimeter = float(s['Total_perimeter'])
+            self.perimeter = float(re.findall('\s*[\d\.]*',s['Total_perimeter'])[0])
         self.diam=[diam[e] for e in q]
         self.fraction=[frac[e] for e in q]
         self.prebinned=0
diff --git a/src/craterstats/Craterplot.py b/src/craterstats/Craterplot.py
index 30b2826..9ea1b9d 100644
--- a/src/craterstats/Craterplot.py
+++ b/src/craterstats/Craterplot.py
@@ -147,7 +147,7 @@ def overplot(self,cps):
                     ax = cps.fig.add_axes(pos3)
                     self.pdf.plot(ax,pt_size=cps.scaled_pt_size,color=cps.palette[self.colour])
 
-            if '#' in cps.legend:
+            if 'c' in cps.legend:
                 if self.cratercount.buffered:
                     legend_label += ['{:.1f}'.format(self.n_event)]
                 else:
diff --git a/src/craterstats/Craterplotset.py b/src/craterstats/Craterplotset.py
index 572eece..779bf54 100644
--- a/src/craterstats/Craterplotset.py
+++ b/src/craterstats/Craterplotset.py
@@ -302,9 +302,10 @@ def draw(self):
                 skip=False
                 continue
             if e=='fit':
-                h1.append((h[i],h[i+1]))
-                b1.append(b[i+1])
-                skip=True
+                skip = True
+                if set(self.legend) & set('crN') != set():
+                    h1.append((h[i],h[i+1]))
+                    b1.append(b[i+1])
             else:
                 h1.append(h[i])
                 b1.append(e)
diff --git a/src/craterstats/cli.py b/src/craterstats/cli.py
index 98c135f..b72d839 100644
--- a/src/craterstats/cli.py
+++ b/src/craterstats/cli.py
@@ -59,7 +59,7 @@ def get_parser():
     parser.add_argument("-yrange", help="y-axis range, log(min) log(max)", nargs=2)
     parser.add_argument("-isochrons", help="comma-separated isochron list in Ga, e.g. 1,3,3.7a,4a (optional combined suffix to modify label: n - suppress; a - above; s - small)")
     parser.add_argument("-show_isochrons", choices=['0', '1'], help="1 - show; 0 - suppress")
-    parser.add_argument("-legend", help="any combination of: n - name; a - area; # - number of craters; r - range; N - N(d_ref) value")
+    parser.add_argument("-legend", help="0 - suppress; or any combination of: n - name, a - area, c - number of craters, r - range, N - N(d_ref) value")
     parser.add_argument("-cite_functions", choices=['0','1'], help="1 - show; 0 - suppress")
     parser.add_argument("-mu", choices=['0','1'], help="1 - show; 0 - suppress")
     parser.add_argument("-style", choices=['natural', 'root-2'], help="diameter axis style")
diff --git a/src/craterstats/config/default.plt b/src/craterstats/config/default.plt
index a01dcf0..e20d125 100644
--- a/src/craterstats/config/default.plt
+++ b/src/craterstats/config/default.plt
@@ -7,7 +7,7 @@ set={
   equilibrium=''
   invert=0
   isochrons=''
-  legend='na#r'
+  legend='nacr'
   mu=1
   presentation='differential'
   print_dimensions='7.5x7.5'
diff --git a/src/craterstats/str_diameter_range.py b/src/craterstats/str_diameter_range.py
index eed2d93..6aedfa1 100644
--- a/src/craterstats/str_diameter_range.py
+++ b/src/craterstats/str_diameter_range.py
@@ -14,6 +14,9 @@ def str_diameter_range(d,sf=2):
     """
 
     # \u2013 en-dash \u2009 short space
+    if np.isinf(d[1]):
+        return 'unconstrained'
+
     if d[1] >=1:
         s = gm.sigfigs(d, sf)
         return '{0[0]}\u2013{0[1]} km'.format(s)