214 
ÍNDICE ALFABÉTICO, 
Mentka viridis, 28'. 
Micacitas, 31'. 
Micragris Spinolse, 147'. 
Micrococus tetragenus, 35'. 
Miliaria europsea, 85'. 
Miltonia spectabilis, 164'. 
Monomorium caespitum, 85'. 
Murex brandaris, 155'. 
— erinaceus, 74'. 
— trunculus, 74'. 
Mus tectorum, 111'. 
Muscardine, 4'. 
Myagrum auriculatum, 27'. 
Myriozoun truncatum, 88'. 
Myrmecocystus albicans, 104'. 
— var. viaticoides, 104'. 
— viaticus, 104'. 
Myrmica rugulosa, 70', 105'. 
Mytilus, 73'. 
Nardurus baeticus, 29'. 
— montanus, 29'. 
— tenellus, 29'. 
Nassa, 74', 174'. 
Natica helicina, 154'. 
— intricata, 74'. 
Nereis, 175'. 
Neuropteris Cistii, 17'. 
— cordata, 17'. 
— heteropbylla, 16', 17'. 
— Scbeuchzeri, 17'. 
Nevaditas, 88'. 
Obelia geniculata, 174'. 
Odontoglossum citrosmum, 164'. 
— crispum, 164'. 
— grandis, 164'. 
— insigne Leopoldium, 164'. 
— pulchellum, 164'. 
— Schlicperianum, 164'. 
Odynerus albicinctus, 148'. 
— Andrei, 148'. 
— Blanchardianus, 148'. 
— Buyssoni, 148'. 
— crenatus, 148'. 
Odynerus Dantici, 143'. 
— Delphinalis, 148'. 
— floricola, 148'. 
— helveticus, 148'. 
— Ibericus, 148'. 
— parietum, 148'. 
— parvulus, 148'. 
** — Pauli, 142', 148'. 
— regulus, 148'. 
— reniformis, 148'. 
— timidus, 148'. 
— tripunctatus, 148'. 
Ofita, 123'. 
Oncidium Forbesii, 164'. 
— papilio-majus, 164'. 
Ononis aragonensis, 27'. 
— fruticosa, 27'. 
— rígida, 27'. 
— rotundifolium, 27'. 
Ophioglypha lacertosa, 174 
Ophiothrix fragilis, 174'. 
Opuntia brasiliensis, 168'. 
— candelabriformis, 168' 
— corrugata, 168'. 
— crinifera, 168'. 
— decipiens, 168'. 
— diademata, 168'. 
— elata, 168'. 
— exubiata, 168'. 
— glauscescens, 168'. 
— glomerata, 168'. 
— inermis, 168'. 
— microdasys, 168'. 
— missourensis, 168^. 
— monacantha, 168'. 
— polyantba, 168'. 
— Salmiana, 168'. 
— stricta, 168'. 
— Tuna, 168'. 
— tunicata, 168'. 
Orobanche speciosa, 116'. 
Ortiga de mar, 349. 
Ostras , 5'. 
