284 'I'liK CANAIJIAX KM()AU)I,()(;iST. 



1875 Macrocolcus inuUiciilus Reu'teir, (Rev. Grit. Caps.. |ii|, p. 145 ; A'cta Soc. Faun. 



Fl. Fenn., i. ip. 161. 

 1875 Macrocolcus vioUicuhis Saundere, Trans Ent Soc. London, 1S75, p. 297. 

 1879 Macrocolcus moUiculus Renter, Hem. Gymn. Eur., ii, pp. 22G, 305. 

 1883 Macrocolcus mollicuhis Renter, Hem. Gyaiiin. Eur., Suppl., I — III p. 537. 

 1886 Macrocolcus moUicnlus Puton, €at. Hem. Palea., edn. 3, p. 59. 

 1S90 Macrocolcus moUiculus Atkinfon, Cat. Oipsiidae, p. 152. 

 1892 Mcgalocolcus viollicnlus Saunders, Het. Brit. L?ds., p. 303. 

 1899 Majalocolcufi molliculus Puton, Cat. Hem. Fulea.. edn. 4, p. 73. 



1909 Mcgalocolcus molliculus Oshanin, Verz. Palae. Hem., i. p. 878. 



1910 Mcgalocolcus molliculus Hueber, Jahr. ver. Nat. Wurtt., Ixvi, pp. 242, 247; (Sep.) 



Synop. deut. Blindw., ii. p. 282. 

 1912 Mcgalocolcus molliculus Jensen-Haarup, Danmarks Fauna, xii, p. 264. 

 1920 Mcf/alocolcus violUculus J. Sahlberg, Bidrag Kann. FiU'l. Nat. Folk, Ixxix, No. 2, 



p. 157. 

 Spcciinens c.vaiitiiicd : M.\ss.\ciir^i;TTs — 6 July 16, 1016, $ ]ul\' 2R. 



iQi;, Beach Bluff (II. AL. Parshlcy). 6 July K). lyif). I'.each Bluff (Chris. 

 JC Olsenj. 



' For a considcrahle period the writer thou!:;ht this species uiust l)elony to 



the genus Oncotyliis and not until European specimens of Alci/alocdlcns were 

 examined was the identity of the species revealed, v^pecimens have heen com- 

 pared with a Renter determination of Mci/alocolciis iiiollicitliis and fonnd to he 

 identical. Although Renter (i.SS^) and ( )shanin (1909) separate Mci/ahicolrits 

 and ( )ii(-i)[ylus h\- the interpositioti of several genera, the present writer fmds 

 considcrahle diffictill}- in recogtii/.ing any characters which will separate thetn. 

 .Mr. \ an I )uzee has recetUK" lahelled this lorm as an ittidescrihed species of 

 ( >iiC(jlylits, further indicating the clcjse relatiotiship of these genera. 



According to Renter (1875). the species occurs on .Ichillcd inlllrfoUd 

 and Tiniacctiiiii viiUjarc in h'inland. 



Orthotylus concolor ( Kii'st'bl)ainii). 



1855 Capsiis concolor Kirschbanni, ,Jhrb. Yei-. Nat. Herz. Nassau, .\, pp. 249, 315; 



(Sep.) Rhyn. v. Wiesb., Caps., pp. 89, 155. 

 1861 Orthotylus concolor Fieber, Eur., Hemip.. p. 289. 

 1865 lAtosovia concolor Douglas & Scott. Brit. Hemip., p. 340. (in part). 

 1877 Ortliotj/lus concolor Renter. Ent, Mon. Mag., xiiv. p. 128. 

 1883 Orthotylus concolor Reuter, Hemip. Gymn. Eur., iii. pp. 366, 553. 

 1886 Orthotylus concolor Puton. Cat. Hem. Palea., edn. 3, p. 56. 

 1890 Orthotylus concolor Atkinson. Cat. Capsidae, p. 136. 

 1892 Orthotylus concolor Saunders, Het. Brit. Isds., p. 291. 



1908 Orthotylus concolor Hueiber, Jahr. ver. Nat. Wurtt, Ixiv, p. 174; (Sep.) Syno)). 



deut. Blind'W., ii, p. 156. 



1909 Orthotylus concolor Osban'in, Verz. Palae. Hem., i, p. 844. 



Specimens iwiiiiiiiicd : m assac 11 fsi'.T'i's- 2539 |ul\' 15 to Attg. (>, i()iK, 

 Woods Hole (Chris !v ()lsen). These .specimens ha\-e heen compared with 

 h,Ufoi)ean luaterial of cuiicolnr Kirschhtitim and fottnd identical. 



In \';iti 1 )ttzee's kcN""^ to the species ol Oi'lholxliis, caiicoliir Kirsch. rtttis 

 t() fratcniits \'an 1).. hut from that species it ;ipp;irentl\' can he septirated hv 

 the genittil claspers atid character of the ptthescence. hi coiicolar the head and 

 pronotum ;ire provided \\-ith rather long, coarse 1)lack hairs, and covered he- 

 tween hy nntch shorter \\hite silk\' pubescence, the latter also ]-)rcsent to some 

 extent on sctttellum and hasally on hemelytrti. Legs ;itid atitemiae \eilowish 

 green; segment 2 hecoming hrownish hl.ack tipically, the last two segments 

 more nearly black. .Membrane uniforml\- infuscated, ihi- veins \ellowish to 

 dusky. 



SProc, Cal. Acad. Sci., sor. 4, vi, lOlG, p. 89. 



