| Mesocoelopus | |
|---|---|
|   | |
| Mesocoelopus collaris | |
| Scientific classification   | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | Insecta | 
| Order: | Coleoptera | 
| Family: | Ptinidae | 
| Subfamily: | Mesocoelopodinae | 
| Genus: | Mesocoelopus Jacquelin du Val, 1860 | 
Mesocoelopus is a genus of death-watch and spider beetles in the family Ptinidae. There are about six described species in Mesocoelopus. [1] [2] [3] [4]
These six species belong to the genus Mesocoelopus:
Cryptoramorphus is a genus of death-watch and spider beetles in the family Ptinidae. There are at least two described species in Cryptoramorphus, C. floridanus and C. flavidus.
Niptinus is a genus of spider beetles in the family Ptinidae. There are at least two described species in Niptinus.
Microzogus is a genus of death-watch and spider beetles in the family Ptinidae. There are at least two described species in Microzogus.

Prostephanus is a genus of horned powder-post beetles in the family Bostrichidae. There are about five described species in Prostephanus.

Minthea is a genus of tropical powderpost beetles in the family Bostrichidae. There are about eight described species in Minthea.
Neohedobia is a genus of death-watch and spider beetles in the family Ptinidae. There is one described species in Neohedobia, N. texana.
Utobium is a genus of death-watch and spider beetles in the family Ptinidae. There are at least four described species in Utobium.

Xyloblaptus is a genus of horned powder-post beetles in the family Bostrichidae. There are at least three described species in Xyloblaptus.

Xylomeira is a genus of horned powder-post beetles in the family Bostrichidae. There is one described species in Xylomeira, X. tridens.

Tetrapriocera is a genus of horned powder-post beetles in the family Bostrichidae. There are at least four described species in Tetrapriocera.

Xylobiops is a genus of horned powder-post beetles in the family Bostrichidae. There are about six described species in Xylobiops.

Dendrobiella is a genus of horned powder-post beetles in the family Bostrichidae. There are about seven described species in Dendrobiella.
Dearthrus is a genus of carpet beetles in the family Dermestidae. There are at least two described species in Dearthrus.
Ozognathus is a genus of death-watch and spider beetles in the family Ptinidae. They are native to the Americas.

Apatides is a genus of horned powder-post beetles in the family Bostrichidae. There are at least four described species in Apatides.
Cryptorama is a genus of death-watch and spider beetles in the family Ptinidae. There are more than 20 described species in Cryptorama.
Gnostus is a genus of spider beetles in the family Ptinidae. There is one described species in Gnostus, G. floridanus.

Trigonogenius is a genus of spider beetles in the family Ptinidae. There are about six described species in Trigonogenius.
Xeranobium is a genus of death-watch beetles in the family Ptinidae. There are about 13 described species in Xeranobium.
Pseudeurostus is a genus of spider beetles in the family Ptinidae. There are about seven described species in Pseudeurostus.
 Media related to Mesocoelopus  at Wikimedia Commons
  Media related to Mesocoelopus  at Wikimedia Commons