Diphasia digitalis Busk, (1852)

Watson, Jeanette E., 2012, Some hydroids (Hydrozoa: Hydroidolina) from Dampier, Western Australia: annotated list with description of two new species., Memoirs of Museum Victoria 69, pp. 355-363 : 359

publication ID

https://doi.org/ 10.24199/j.mmv.2012.69.09

persistent identifier

https://treatment.plazi.org/id/FE2C8796-6738-FFF5-DCF1-7FAEEA2F67D0

treatment provided by

Felipe

scientific name

Diphasia digitalis Busk, (1852)
status

 

Diphasia digitalis Busk, (1852) View in CoL

Figure 3B, C View Figure 3

Sertularia digitalis Busk, 1852: 387 View in CoL , 393.

Diphasia digitalis (Busk) View in CoL .– von Lendenfeld, 1885a: 415, 633.– Bale, 1884: 101.– Bale, 1915: 265.– Jäderholm, 1920: 4.– Billard, 1931: 249.– Vervoort, 1972: 99.– Pennycuik, 1959: 191.– Millard, 1975: 257.– Watson, 1996: 78.– Watson 2000: 14, fig. 10A, B.– Schuchert, 2003: 166, fig. 25.

Material examined. WAM Z31867. Two broken infertile stems, the longer 22 mm; microslide, malinol mount.

Description. Hydrorhiza creeping, stolons tubular. Stems sparingly branched, proximal athecate stem segment long, tubular, with a strong distal hinge joint. Hydrothecae paired, one pair per internode, nodes transverse, indistinct to absent, marked only by a narrowing of internode. Hydrotheca long, tubular, expanding from base to margin, free adcauline wall convex, abcauline wall concave. Margin quadrangular, with a low abcauline cusp and an indistinct longitudinal pleat extending downwards from margin, fading out near base of hydrotheca. Remains of operculae visible inside many hydrothecae. Perisarc smooth.

WAM

Western Australian Museum

Kingdom

Animalia

Phylum

Cnidaria

Class

Hydrozoa

Order

Leptothecata

Family

Sertulariidae

Genus

Diphasia

Loc

Diphasia digitalis Busk, (1852)

Watson, Jeanette E. 2012
2012
Loc

Diphasia digitalis (Busk)

Schuchert, P. 2003: 166
Watson, J. E. 2000: 14
Watson, J. E. 1996: 78
Millard, N. A. H. 1975: 257
Vervoort, W. 1972: 99
Pennycuik, P. R. 1959: 191
Billard, A. 1931: 249
Jaderholm, E. 1920: 4
Bale, W. M. 1915: 265
Lendenfeld, R. von 1885: 415
Bale, W. M. 1884: 101
1885
Loc

Sertularia digitalis

Busk, G. 1852: 387
1852
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