If a speaker makes fallacious reasoning in his/her argument, it does not indicate that the argument is weak in pathos. The idea of employing pathos in one's speech, writing, or argument is to make the listeners and readers emotional and pitiful.
In fact, fallacious reasoning indicates a speaker's argument is weak in logos and not pathos. The use of logos in an argument evokes the sense of logic and reasoning in the listeners' minds. Therefore, if one makes a fallacious reasoning in his/her argument, he argument is weak in logos.
Answer: The statue is called Augustus of Primaporta. The dolphin is a symbol for the great victory Augustus had over Mark Anthony. The cupid symbolizes that he was descended from gods just like cupid is a descendant of Venus.