title: The spermatozoon of Arthropoda. 18. The non-motile bifurcated sperm of Psychodidae flies.
mesh_terms: D000818:Animals; D002462:Cell Membrane; D002467:Cell Nucleus; D004175:Diptera; D005407:Flagella; D008247:Lysosomes; D008297:Male; D008855:Microscopy, Electron, Scanning; D008870:Microtubules; D008928:Mitochondria; D013094:Spermatozoa / Q000166:cytology*