Gymnospermse. Cycadinse, Coniferse, Cupressinese, Libocedrus. 117 



iogcea Ung,, Gen. et Spec, p. 467 (semina!). Hellia pulchella Ung,, 

 Reis., p. 27. Bechera brachyodon Sternb., Ess. sur la Fl. Monde 

 primit., IV^ t. XXX. Callitris Ungeri Pomel., Not., p. 325. Call. 

 symmetrica Wat., Pl. foss. bass. de Paris. Thui/a Saviana Gaud., 

 Contrib. a la Fl. foss. ital., III, p. 12, t. I, f. 4-20, t. II, f. 6-7; 

 Schimp., Tr. pal. veg., II, p. o41. — Ramulis s;epius dichotome 

 divisis; foliis lateralibus oblongo-linearibus, adpressis, vix apice ob- 

 tuse acuminaio-vel breviter acuto-liberis; strobilis squamis 4 ina?- 

 qualibus, extus ruguiosis, duabus, externis late obovato-triangula- 

 ribus, duabus internis angustioribus latere compressis, .seminibus 

 utroque latere ala magna semilunari superne producta instructis; 

 araentis masculis ternatim aggregatis. 



In argilla indurata form. miocenicae mediae «Collina di Torino» 

 Ped emontii (SiSM.); «Chiavon, Zovencedo» in agro Vicetino (Mass.); 

 in arena pliocenica ^^Gaville, Pratello» Tuscice (Ristori, Museo 

 geol. et palffiont. Firenze). — Fol. mm. 2 circ. longa, mm. 0,75 circ. 

 lata (Ung.). 



A C. Quadrivalvi differt imprimis ramulis pro ratione majori- 

 bus et strobilorum squamis majoribus, rugisque magis conspicuis 

 instructis. 



Gen. Libocedrus Fndl., Conif., p. 42. 



Arbores sempervirentes, interdum excelsa:', raro frutices, in Ame- 

 rica australi et boreali occidentali extratropica et in Nova Zelandia 

 indigena:". Folia antica et postica .squamiformia. lateralia naviculifor- 

 mia, decussatim opposita, adpresse imbricata, raniuli plani, biseriati 

 flores monoici; masculini in ramulis lateralibus amentaceis, antheris 

 6 vel 7. filamento perbrevi connectivo peltoideo vel rhombeo, feminei 

 ramulis lateralibus terminales, squamis 4 per paria oppositis, infra 

 apicem in spinani moUera productis. Strobili ovati squamis ligneis 

 infra apicem spina solida instructis seu ibberosis, seminibus binatis 

 vel singulis, ovato-oblongis, compressis, ingequaliter bialatis. 



I. Libocetlrus salicornioides (Ung.) Heer, Fl. tert. Helv., I, pag. 47, a\i 

 t. XXI, f. 2. Ma.ss., Synop. Fl. foss. Senog., p. 16; Fl. foss. Senig , 

 p. 15:3, t. V, f. 20-2o, 35. Schimp., Tr. pal. veg., vol. II, p. 340, 

 t. LXXVIII, fig. 7-9. Heer in Capell., Calc. di Leitha, .\tti d. Acc. 

 d. Lincei, serie 3°, pag. 284, 1877-78. Ettingsh., FJ. foss. Leoben, 

 Denk. Ak. Wien, LIV, p. 273; Foss. Fl. Bilin, p. 'SS, t. X, f. 1-7, 

 14; Beitr. Konnt Tert. FI. Steierm., p. 23. Lihocodrilcs salicor- 



