I tried to create a new Unit by adding this to export_descr_unit.txt:
type greek hoplite elite
dictionary greek_hoplite_elite ; Armoured Hoplites
category infantry
class spearmen
voice_type Heavy_1
soldier barb_warguard, 40, 0, 1.3
officer barb_standard
attributes sea_faring, hide_forest, can_sap, hardy
formation 1, 1, 2, 2, 5, square, phalanx
stat_health 1, 0
stat_pri 9, 7, no, 0, 0, melee, simple, piercing, spear, 25 ,1
stat_pri_attr spear
stat_sec 7, 3, no, 0, 0, melee, simple, piercing, sword, 25 ,1
stat_sec_attr no
stat_pri_armour 11, 6, 5, metal
stat_sec_armour 0, 0, flesh
stat_heat 4
stat_ground 2, 0, 0, 0
stat_mental 8, normal, highly_trained
stat_charge_dist 30
stat_fire_delay 0
stat_food 60, 300
stat_cost 1, 640, 210, 70, 100, 640
ownership germans
The Game started normally and I could even select the "Hoplite" for germanics in skirmish. When the Skirmish started they appeared, as wished with the Warguards-Model... they marched and change formation without any problem, but if they attack the game screws up...