Mit Tetralonia verwandte Bienen aus Südamerika. 595 
bifasciata, Tetralonia 28 melochiae, Melissodes (Epimelissodes) 
bifasciata, Thygater 28 25 
bombylans, Tetralonia 6 menuacha Melissodes 21 
bonaerensis, Melissoptila 36 mephistophelica, Tetralonia 5 
brethesi, Thygater 31 minarum, Melissodes Epimelissodes) 
buccosa, Maerocera 28 26 
catamarcensis, Melissodes 16 |modesta, Thygater] IV 
chacabucensis, Tapinotaspis 1 montevidensis, Melissodes 19 
chrysophora, 'Thygater 28 [montezuma, Thygater] IV 
chubutana, Melissodes (Epimelissodes) nemorensis, Melissoptila 37 
24 nigriceps Tetralonia 22 
crassipes, Tetralonia 38 nigroaenea, Melissodes 21 
cuceurbitae, Eeplectica 17 nigroaenea, Tetralonia 21 
dama, Macrocera 22 nudiventris, Melissoptila 34 
dama, Melissodes (Epimelissodes) 22 oribazi, Tetralonia 30 
desiderata, Melissoptila (Thyreo- orientalis, Tetralonia 4 
thremma) 39 paraguayensis, Tetralonia jensent var. 3 
discobola Maerocera 39 pseudogilva, Melissodes (Epimelis- 
Eepleetica III sodes) 23 
ecuadoria, Melissodes 20 pterocauli, Melissoptila 35 
(Epimelissodes) III quadrata, Tetralonia 13 
fervens, Erplectica 17° rhopaiocera, Tihyreothremma 38 
fervens, Melissodes 17 richardiae, Melissoptila 33 
fervens, Tetralonia 17 [rubricata, Thygater] IV 
flavitaris, Tetralonia f. var. bieineta 6 silvicola, Melissodes 18 
fulgurans, Tetralonia 11 Svastra IL 
fulvipes, Tetralonia 3 Synhalonia IL 
gasperini, Megachile 7 tandilensis, Melissoptila (Thyreo- 
gilva, Tetralonia 2 thremma) 38 
grisea, Anthophora 7 Tapinotaspis I 
herbsti, Tetralonia 10 terminata, Melissodes 27 
holmbergi Macroglossapıs 28 ierminata, Tetralonia 28 
iheringi, Tetralonia 12 terminata, Thygater 27 
jenseni, Tetralonia 2 terminata, 'Thygater 28 
jenseni, Tetralonia 7. var. para-  Tetralonia 
guayensis 3 tetraxona, Tetralonia 36 
joergensent, Tetralonia 17 Thygater IV 
leucocephala, Tetralonia 8 (Thyreothremma) V 
luteicornis, Tetralonia 17 tintinnans, Erplectica 21 
Maeroglossapis IV uruguyensis, Melissodes 14 
melanura, Tetralonia 7 venturii, Melissodes 15 
Melissodes III vulpecula, Melissoptila 32 
Melissoptila V zebra, Tetralonia 9 
