| WebNameShort | |
| Achnanthes heterovalvata (Krasske) Frenguelli 1942 |
Details |
| Achnanthes heterovalvata var. angustirostrata (Krasske) Frenguelli 1942 |
Details |
| Caloneis subpatagonica Frenguelli 1942 |
Details |
| Caloneis subpatagonica f. curta Frenguelli 1942 |
Details |
| Cocconeis neuquina Frenguelli 1942 |
Details |
| Cyclotella stelligera var. elliptica Frenguelli 1942 |
Details |
| Cyclotella stipata Frenguelli 1942 |
Details |
| Cymbella neuquina Frenguelli 1942 |
Details |
| Cymbella rigida Frenguelli 1942 |
Details |
| Diploneis andina Frenguelli 1942 |
Details |
| Encyonema patagonicum Frenguelli 1942 |
Details |
| Encyonema subturgidum Frenguelli 1942 |
Details |
| Eunotia andina Frenguelli 1942 |
Details |
| Eunotia polydentula var. ventricosa (M. Peragallo) Frenguelli 1942 |
Details |
| Fragilaria fonticola f. constricta Frenguelli 1942 |
Details |
| Fragilaria fonticola var. subcapitata Frenguelli 1942 |
Details |
| Fragilaria fonticola var. tetragona Frenguelli 1942 |
Details |
| Gomphonema acuminatum var. spoliata Frenguelli 1942 |
Details |
| Gomphonema frickei var. andina Frenguelli 1942 |
Details |
| Gomphonema frickei var. andina Frenguelli 1942 |
Details |
| Gomphonema navicelloides Frenguelli 1942 |
Details |
| Gomphonema subclavatum var. tenella (Kützing) Frenguelli 1942 |
Details |
| Hantzschia amphioxys var. inversa Frenguelli 1942 |
Details |
| Hantzschia subandina Frenguelli 1942 |
Details |
| Navicula andium Frenguelli 1942 |
Details |
| Navicula cordillerae Frenguelli 1942 |
Details |
| Navicula grimmii (grimmei) var. producta Frenguelli 1942 |
Details |
| Navicula guatemalensis var. minor Frenguelli 1942 |
Details |
| Navicula guatemalensis var. minor Frenguelli 1942 |
Details |
| Navicula peregrina var. acuta (Mayer) Frenguelli 1942 |
Details |
| Navicula pseudocari var. minor Frenguelli 1942 |
Details |
| Navicula trolopensis Frenguelli 1942 |
Details |
| Neidium affine (affinis) var. dubia (Ehrenberg) Frenguelli 1942 |
Details |
| Neidium iridis var. vernalis (Reichelt ex Hustedt) Frenguelli 1942 |
Details |
| Neidium kozlowi (koslowi, koslowii) var. rostrata Frenguelli 1942 |
Details |
| Nitzschia denticula (denticulata) var. capitata Frenguelli 1942 |
Details |
| Nitzschia sublinearis var. major Frenguelli 1942 |
Details |
| Pinnularia alpina var. kerguelensis (Heiden & Kolbe) Frenguelli 1942 |
Details |
| Pinnularia andina Frenguelli 1942 |
Details |
| Pinnularia aperta var. doellojurandoi (Frenguelli) Frenguelli 1942 |
Details |
| Pinnularia aperta var. doeringii (Frenguelli) Frenguelli 1942 |
Details |
| Pinnularia aperta f. undulata (Frenguelli) Frenguelli 1942 |
Details |
| Pinnularia appendiculata var. major Frenguelli 1942 |
Details |
| Pinnularia bogotensis var. patagonia Frenguelli 1942 |
Details |
| Pinnularia cordillerae Frenguelli 1942 |
Details |
| Pinnularia crucicula Frenguelli 1942 |
Details |
| Pinnularia delicata Frenguelli 1942 |
Details |
| Pinnularia divergens var. subcapitata Frenguelli 1942 |
Details |
| Pinnularia elliptica Frenguelli 1942 |
Details |
| Pinnularia gracilens Frenguelli 1942 |
Details |
| Pinnularia graciloides (gracilioides) var. krasskei Frenguelli 1942 |
Details |
| Pinnularia neuquina Frenguelli 1942 |
Details |
| Pinnularia polyonca sensu Frenguelli 1942 |
Details |
| Pinnularia streptoraphe var. subacuta Frenguelli 1942 |
Details |
| Stauroneis signata Frenguelli 1942 |
Details |
| Surirella linearis f. festetichii (Pantocsek) Frenguelli 1942 |
Details |
| Surirella ovata var. elliptica Frenguelli 1942 |
Details |
| Tryblionella hantzschiana (hantzschia) var. levidensis (W. Smith) Frenguelli 1942 |
Details |
| Tryblionella hungarica (Grunow) Frenguelli 1942 |
Details |
| Vanheurckia rhomboides var. elliptica (Hustedt) Frenguelli 1942 |
Details |
| Vanheurckia rhomboides var. lanceolata (Zimmermann) Frenguelli 1942 |
Details |
| Vanheurckia rhomboides f. marginata (Amossé) Frenguelli 1942 |
Details |
| Vanheurckia suspecta var. obtusa Frenguelli 1942 |
Details |
| Vanheurckia vulgaris var. capitata (Krasske) Frenguelli 1942 |
Details |