Lcibiduridae, a family of the De,rma])Ura, 197 
Genus 6.—Ctenisolabis, Verb. 
This genus is now restricted to those species with 
short and almost globular antennal segments and keeled 
mesoDotum, with large, lateral eyes. 
The type of the genus is Ctenisolabis toejoensis, Verb. 
TABLE OF SPECIES. 
1. Carinae mesonoti acutae, usque ad 
inarginem posticuin percurrentes. 
2. Frous punctis impressis postice cou- 
fluentibus; species africana . . 1. togoensis, Yerh. 
2.2. Frous punctis impressis baud 
couHuentibus; species americae 
meridionalis.2. nigra, Scudd. 
1.1. Carinae mesonoti obtusae, antice 
marginem posticuin evanescentes. 
2. Corpus valde pilosum; species 
orientalis.3. fetcheri. Burr. 
2.2. Corpus fere glabrum; species 
americanae. 
3. Pronotuin vix longius quam 
latius ; statura min ore (8 mm.), 
robustiori .4. inontaua, Bor. 
3.3. Pronotuin distincte longius 
quam latius; stature paullo 
majore (11'5 mm.), graci- 
liori .5. fernandezi, Bor. 
Ct. torjoensis, Verb., is only known to me from Verhoeff’s 
description and a sketch of the type by Herrn Flandezky 
of Berlin. It appears to resemble its allies very closely, 
but is at present the only known African member of the 
genus. 
Ct. nigra, Scudd., appears to be relatively common in 
Brazil, and extends into Paraguay. It was originally 
described by Scudder as a Cylindrogaster, with which 
genus, of course, it has no affinities. But in those 
days this group was exceedingly imperfectly known, and 
Scudder only had a single female. 
Ct. fietcheri, Burr, is the only known Oriental species. 
Ct. montana, Bor. (1909^, p. 5), from Costa Rica, closely 
resembles Ct. nigra and Ct. fietcheri in appearance. It is 
