Pseudo-neuroptera: those net-winged insects with incomplete metamorphosis: includes the present Ephemeroptera, Odonata, Plecoptera, Isoptera and Corrodentia: = Archiptera.
Pseudonychium -ia: = paronychia; q.v.
Pseudo-nymph: = semipupa; q.v.
Pseudopodia: = parapodia; q.v.
Pseudoptera: an ordinal name for the scale insects (Amyot 1847)
Pseudo-pupa: the inactive larval stage preceding the formation of the true pupa in some insccts; e.g. Meloidae: = semi-pupa; q.v.
Pseudo-pupillae: in Odonata, the black spots seen on the compound eyes of the living insects.
Pseudosessile: those petiolate Hymenoptera, in which the abdomen is so close to the thorax as to seem sessile.
Pseudo-trachea: the ringed and ridged grooves on the labella of Diptera, by means of which they scrape their food.
Pseudova: egg-like germ cells capable of development without fertilization e.g. in certain plant lice.