a2 ONYCHIOPSIS. 
of the repeatedly branched stem is covered with small scaly 
structures, reminding one of the rhizome of the Hare’s-foot fern. | 
Some of the specimens are larger than that shown in the Figure, 
but are not so clearly preserved; in all cases there occur fragments 
of O. Mantelli fronds in close association with the branched scaly 
structures. | Ecclesbourne. Rufford Coll. 
Fig. 6 (V. 2189). Part of a rhizome of Onychiopsis Mantelli. (Natural size.) 
V. 709. Rachis shown very clearly. Tilgate Forest. 
Purchased. 
V. 723. This fragment looks very like the terminal portion of 
a fertile frond or pinna. Cf. Yokoyama, Joc. cit. pl. iu. fig. 4 
(0. elongata). Ecclesbourne. Rufford Coll. 
V. 10692. Distinct rachis. This specimen shows some pinne 
with long close-set pinnules very similar to those of O. elongata. 
Cf. V. 2371, Pl. Il. Fig. 3. Cf. Zhyrsopteris microphylla, 
Fontaine, loc. cit. pl. xlv.; also Z. sp., pl. xl. Near Hastings. 
Rufford Coil. 
V. 10694. Rhizome with associated fragments of pinne. Eccles- 
bourne. Rufford Coll. 
V. 2151a. Very similar to V. 2151, Pl. III. Fig. 2. 
V. 21510. Portion of a well-preserved frond. Ecclesbourne. 
Rufford Coll. 
