diff --git a/zipline/core/simulatorref.py b/zipline/core/simulatorref.py
deleted file mode 100644
index 6c63e27b..00000000
--- a/zipline/core/simulatorref.py
+++ /dev/null
@@ -1,94 +0,0 @@
-"""
-
-The reference simulator for all of Quantopian infastructure.
-
-If a subclass does not conform to the API it will fail at
-compiletime.
-
-Subclasses:
-
-    - (partial) zipline.devsimulator.Simulator
-    - ( full ) qexec.executor.simulator.ProcessSimulator
-    - ( full ) qexec.executor.simulator.ThreadSimulator
-    - ( full ) qexec.executor.simulator.GreenletSimulator
-
-"""
-
-import abc
-from zipline.core.host import ComponentHost
-
-class SimulatorBaseDeprecated(ComponentHost):
-
-    __metaclass__ = abc.ABCMeta
-
-    def __init__(self, addresses):
-        """
-        Initailizes the simulator.
-        """
-        ComponentHost.__init__(self, addresses)
-
-    @abc.abstractproperty
-    def get_id(self):
-        """Human readable name of the simulator."""
-        return "Reference Simulator"
-
-    @abc.abstractmethod
-    def launch_component(self, component):
-        """ Launch an indvidiaul component in the simulation. """
-        raise NotImplementedError
-
-    @abc.abstractmethod
-    def launch_controller(self):
-        """ Launch the controller for the simulation. """
-        raise NotImplementedError
-
-    @abc.abstractmethod
-    def simulate(self):
-        """ Run a simulation. """
-        raise NotImplementedError
-
-    @abc.abstractmethod
-    def shutdown(self):
-        """ Normal shutdown procedure. """
-        raise NotImplementedError
-
-    def cancel(self):
-        """ Soft shutdown """
-        self.controller.shutdown(soft=True)
-
-    def kill(self):
-        """ Hard shutdown """
-        self.controller.shutdown(hard=True)
-
-    # Extension Methods
-    # -----------------
-    # Provided by some simulators, those that do not will degrade
-    # gracefully.
-
-    # - ``did_clean_shutdown``
-    # - ``point_of_failure``
-    # - ``launch_debugger``
-
-    def did_clean_shutdown(self):
-        """
-        Returns True if all the subcomponents in the simulation yielded
-        cleanly.
-        """
-        return False
-
-    def point_of_failure(self):
-        """ Returns the point of failure of the code.  """
-        failures = [
-            c for c in self._components.values()
-            if c.exception
-        ]
-
-        # Sort by failure time so we can follow the failure
-        # through the system.
-        return sorted(failures, key=lambda c: c.fail_time)
-
-    def launch_debugger(self):
-        """
-        Launches a remote debug shell in the context of the failed component.
-        """
-        pass