86 EXPLANATION OF TERMS 



Mouth-parts: a collective name including labrum, mandibles, maxillae, labium 

 and appendages trophi. 



Mucoreus: mouldy: a surface covered with small, fringe-like processes. 



Mucro: a long, straight or curved process terminating in a point: the pro- 

 sternal process in Elatcrida: the terminal spine or process of an obtect 

 pupa : " the median posterior point of the epigastrium when differentiated 

 by elevation." 



Mucronate: terminated in a sharp point. 



Mucrones: in Collembola the two small end pieces of the furcula, proceeding 

 from the denies. 



Mullerian association: a group of species belonging to different genera, 

 often different families or even orders, having similar colors, possessing 

 more or less distasteful qualities and living in the same locality. 



Muller's thread: the common terminal thread o\ all the ovarian tubes. 



Multangulate : with many angles. 



Multi-: many; used as a prefix, often without the i. 



Multiarticulate: with many joints or segments! 



Multilocular: with many large cells, spaces or cavities. 



Multipartite: divided into many parts. 



Multiplicate: with many longitudinal folds or lines of plication. 



Multispinose: with many spines. 



Mumia: the pupa. 



Munite-us: armed; provided with an armature. 



Muricate -us: armed with sharp, rigid points. 



Murinus: mouse colored [gray with some yellow]. 



Mushroom bodies: two stalked, mushroom-like bodies arising from procere- 

 bral lobes ; supposed to be the seat of insect intelligence. 



Muscle: the fleshy fibres of the insect body that serve to move the append- 

 ages and other body organs. 



Mute: silent: without power to produce audible sound. 



Mutic-us: unarmed: lacking processes where such usually occur. 



Mutici: Acridiids without a posternal spine. 



Mutilate -us: cut off: mutilated: abbreviated: not complete. 



Mycetophagous: feeding upon fungi. 



Myiasis: disease or injury caused by the attack of dipterous larvae. 



Myoblast: a cell that produces muscular tissue. 



Myrmecology: that branch of entomology that deals with ants. 



Myrmecophilous: ant-loving: applied to insects that live in ant nests. 



Mystacine -us: bearded: with a hairy fringe above mouth or on clypeus. 



Mystax: in Dipt era; a patch of hair or bristles above the mouth, on the 

 lower part of the hypostoma above the vibrissse. 



Mytiliform: shell-like; as the middle feet in some aquatic Hemiptera. 



N 



Nacreous: pearly: resembling mother of pearl: = margaritaceous. 

 Nail: a tarsal claw: specifically the stout pointed claws in predatory Heter- 

 optera = unguis. 



