for the Microscope. 109 



893. SWALLOW MITE (Dennanyssus hirundinis). Plen- 

 tiful in the nest of the swallow. 



894. POULTRY MITE (Dennanyssus gallince). Found 

 amongst the feathers of poultry. 



895. CHAFFINCH MITE (Dermahichus fringillaruni). 

 A mite commonly found on the chaffinch, of which the 

 male is figured. (PI. XII., fig. 14.) 



896. FORK-TAIL MITE (Dennaleichusfurcatus). A mite 

 with a long body and forked extremity. Common on 

 sparrows. 



897. MOUSE MITE (Myobus musculinus). A curious 

 little mite, which is found on the common mouse. 



898. BEETLE MITE (Gamasns coleoptratoruni). At- 

 tached in numbers to several species of beetles, especially 

 those found on the ground. (PL XII., fig. 6.) 



899. BEE MITE (Trichodactylus Osmia). This curious 

 little mite has been found by the Rev. W. W. Spicer, on 

 a wild bee (Osmia rnfa), which is the only record of its 

 occurrence in England ; but it is probably not uncommon. 



900. FLY MITE (Hypopus muscoruni). Often found at- 

 tached to the common house-fly. 



901. LOBSTER CHELIFER (Chelifer cancroides). This 

 ' false scorpion ' has been longest known of all the 

 British species. It sometimes attaches itself to flies. In 

 this genus the eyes are two ; in Obisium, they are four. 



902. Moss CHELIFER (Chelifer muscoruni). With a 

 short, broad body. Found amongst moss. 



903. LATREILLE'S CHELIFER (Chelifer Latreillei). 

 Under the bark of trees, &c. (PL XII., fig. 13.) 



904. BANDED CHELIFER (Chelifer fasciatns). The ab- 

 dominal segments banded with white. Also under the 

 bark of trees. 



905 . SEA-SIDE CHELIFER (Obisium maritimuni). Found 

 amongst rocks on the sea-shore. 



906. LITTLE Cn.ELWER(Obisiumorthodactylits). About 

 one-sixteenth of an inch long ; found under stones, &c. 



907. LONG CHELIFER (Obisium muscomm}. About 

 two lines in length ; amongst moss. More common in 

 the Scotch mountains than in England. 



