diff --git a/doc/Section_modify.html b/doc/Section_modify.html
index eb4e48ad57..753c1d9a20 100644
--- a/doc/Section_modify.html
+++ b/doc/Section_modify.html
@@ -164,11 +164,21 @@ class.  See atom.h for details.
 <TR><TD >grow</TD><TD > re-allocate atom arrays to longer lengths</TD></TR>
 <TR><TD >copy</TD><TD > copy info for one atom to another atom's array locations</TD></TR>
 <TR><TD >pack_comm</TD><TD > store an atom's info in a buffer communicated every timestep</TD></TR>
+<TR><TD >pack_comm_vel</TD><TD > add velocity info to buffer</TD></TR>
+<TR><TD >pack_comm_one</TD><TD > store extra info unique to this atom style</TD></TR>
 <TR><TD >unpack_comm</TD><TD > retrieve an atom's info from the buffer</TD></TR>
+<TR><TD >unpack_comm_vel</TD><TD > also retrieve velocity info</TD></TR>
+<TR><TD >unpack_comm_one</TD><TD > retreive extra info unique to this atom style</TD></TR>
 <TR><TD >pack_reverse</TD><TD > store an atom's info in a buffer communicating partial forces</TD></TR>
+<TR><TD >pack_reverse_one</TD><TD > store extra info unique to this atom style</TD></TR>
 <TR><TD >unpack_reverse</TD><TD > retrieve an atom's info from the buffer</TD></TR>
+<TR><TD >unpack_reverse_one</TD><TD > retreive extra info unique to this atom style</TD></TR>
 <TR><TD >pack_border</TD><TD > store an atom's info in a buffer communicated on neighbor re-builds</TD></TR>
+<TR><TD >pack_border_vel</TD><TD > add velocity info to buffer</TD></TR>
+<TR><TD >pack_border_one</TD><TD > store extra info unique to this atom style</TD></TR>
 <TR><TD >unpack_border</TD><TD > retrieve an atom's info from the buffer</TD></TR>
+<TR><TD >unpack_border_vel</TD><TD > also retrieve velocity info</TD></TR>
+<TR><TD >unpack_border_one</TD><TD > retreive extra info unique to this atom style</TD></TR>
 <TR><TD >pack_exchange</TD><TD > store all an atom's info to migrate to another processor</TD></TR>
 <TR><TD >unpack_exchange</TD><TD > retrieve an atom's info from the buffer</TD></TR>
 <TR><TD >size_restart</TD><TD > number of restart quantities associated with proc's atoms</TD></TR>
@@ -180,9 +190,10 @@ class.  See atom.h for details.
 </TD></TR></TABLE></DIV>
 
 <P>The constructor of the derived class sets values for several variables
-that you must set when defining a new atom style.  The atom arrays
-themselves are defined in atom.cpp.  Search for the word "customize"
-and you will find locations you will need to modify.
+that you must set when defining a new atom style, which are documented
+in atom_vec.h.  New atom arrays are defined in atom.cpp.  Search for
+the word "customize" and you will find locations you will need to
+modify.
 </P>
 <HR>
 
diff --git a/doc/Section_modify.txt b/doc/Section_modify.txt
index 3aa6e8f974..af08b31842 100644
--- a/doc/Section_modify.txt
+++ b/doc/Section_modify.txt
@@ -161,11 +161,21 @@ class.  See atom.h for details.
 grow: re-allocate atom arrays to longer lengths
 copy: copy info for one atom to another atom's array locations
 pack_comm: store an atom's info in a buffer communicated every timestep
+pack_comm_vel: add velocity info to buffer
+pack_comm_one: store extra info unique to this atom style
 unpack_comm: retrieve an atom's info from the buffer
+unpack_comm_vel: also retrieve velocity info
+unpack_comm_one: retreive extra info unique to this atom style
 pack_reverse: store an atom's info in a buffer communicating partial forces
+pack_reverse_one: store extra info unique to this atom style
 unpack_reverse: retrieve an atom's info from the buffer
+unpack_reverse_one: retreive extra info unique to this atom style
 pack_border: store an atom's info in a buffer communicated on neighbor re-builds
+pack_border_vel: add velocity info to buffer
+pack_border_one: store extra info unique to this atom style
 unpack_border: retrieve an atom's info from the buffer
+unpack_border_vel: also retrieve velocity info
+unpack_border_one: retreive extra info unique to this atom style
 pack_exchange: store all an atom's info to migrate to another processor
 unpack_exchange: retrieve an atom's info from the buffer
 size_restart: number of restart quantities associated with proc's atoms
@@ -176,9 +186,10 @@ data_atom: parse an atom line from the data file
 memory_usage: tally memory allocated by atom arrays :tb(s=:)
 
 The constructor of the derived class sets values for several variables
-that you must set when defining a new atom style.  The atom arrays
-themselves are defined in atom.cpp.  Search for the word "customize"
-and you will find locations you will need to modify.
+that you must set when defining a new atom style, which are documented
+in atom_vec.h.  New atom arrays are defined in atom.cpp.  Search for
+the word "customize" and you will find locations you will need to
+modify.
 
 :line