We thank the department of medical photography, Derriford Hospital, Plymouth; Dr H Bunn for help with translation; and Ms H Frame for typing the manuscript. 1 Wessinghage D. Themistocles Gluck: 100 Jahre kunstlicher Gelenkersatz. ZOrthop 1991;129:383-8. 2 Muster D. Themistocles Gluck, Berlin 1890: a pioneer of multidisciplinary applied research into bionaterials for endoprostheses. Buletin ofth...

Two new species of Cyanopenthe Nikitsky, 1998 are described from Taiwan, under the names of Cyanopenthe taiwana sp. nov. and Cyanopenthe leei sp. nov., representing the first documented occurrence of the genus in Taiwan. Descriptions of both species, including the first description of males of Cyanopenthe, are supplemented with photos of habitus, antennae and abdomens of females, and illustrati...

The earliest recorded study of the transmission of light by the ocular *media is attributed to Aschkinass (1895), but according to Meyer-Schwickerath (I960) his method was grossly inaccurate. Luckiesh (I92 I) calculated the transmissivity of the ocular media on the basis that it equalled that of a layer of water 2-28 cm. thick. Shoji (1923) and Bucklers (I926) both made measurements of transmis...

The coral excavating sponge Cliona delitrix is one of the most aggressive and conspicuous excavating sponges on Caribbean reefs. While C. delitrix is very prominent displaying its typical encrusting growth form (β-stage) on the Caribbean island of Bonaire, it is rather elusive and only exhibits a papillated habitus (α-stage) on the neighboring island of Curaçao. Here I document the first two en...

Bourdieu’s intermittent allusions to Spinoza’s conatus disclose the weaknesses of his concept habitus. A thorough inspection involvement with Spinozist legacy reveals a long-lasting inconsistency, for he expects that will assist him in both 1) grounding habitus and solving uncertainties surround this notion by endorsing strong conatus, impervious resistances it eventually encounter; 2) re-insta...

Amusurgus (Usgmona) excavatus Liu, Shi et Zhou, sp. nov. (China, Fujian) is described and illustrated with the male genitalia. Photos of habitus and ecological habitat are also included.