How Many Cell Types Exist?

From Ken Saladin, who collected these from Alberts et al. (Molecular Biology of the Cell, 4th ed.), and included some possible additions to the list.

Epithelial tissues (cells not specific to one organ system)
1. Basal stem cell
2. Goblet cell
3. Mesothelial cell
4. Nonkeratinizing stratified squamous cell
Fibrous and adipose connective tissues
5. Connective tissue mast cell
6. Mucosal mast cell
7. Plasma cell
8. Unilocular adipocyte
9. Multilocular adipocyte
10. Fibroblast
11. Fibrocyte
12. Histiocyte
13. Reticular cell
14. Myofibroblast
Supportive connective tissues
15. Chondroblast
16. Chondrocyte
17. Osteogenic (osteoprogenitor) cell
18. Osteoblast
19. Osteocyte
20. Osteoclast
Blood and hemopoietic cells
21. Erythrocyte
22. Neutrophil
23. Eosinophil
24. Basophil
25. Monocyte
26. Natural killer T cell
27. B lymphocyte
28. Memory B lymphocyte
29. Cytotoxic T lymphocyte
30. Helper T lymphocyte
31. Suppressor T lymphocyte
32. Memory T lymphocyte
33. Megakaryocyte-forming cell
34. Megakaryoblast
35. Megakaryocyte
36. Pluripotential stem cell
37. Lymphoid multipotential stem cell
38. Lymphocyte colony-forming unit
39. Lymphoblast
40. Erythrocyte colony-forming unit
41. Proerythroblast
42. Basophilic erythroblast
43. Polychromatophilic erythroblast
44. Orthochromatophilic erythroblast
45. Reticulocyte
46. Granulocyte colony-forming unit
47. Myeloblast
48. Promyelocyte
49. Neutrophilic myelocyte
50. Neutrophilic metamyelocyte
51. Band (stab) cell
52. Eosinophilic colony-forming unit
53. Eosinophilic myelocyte
54. Eosinophilic metamyelocyte
55. Basophilic colony-forming unit
56. Basophilic myelocyte
57. Monocyte colony-forming unit
58. Promonocyte
Muscular tissue
59. Slow oxidative (type I) skeletal muscle fiber
60. Intermediate (type IIA) skeletal muscle fiber
61. Fast glycolytic (type IIB) skeletal muscle fiber
62. Skeletal muscle satellite cell
63. Cardiocyte
64. Multiunit smooth muscle cell
65. Single-unit smooth (visceral) muscle cell
Nervous tissue
66. Alpha motor neuron
67. Sympathetic preganglionic neuron
68. Sympathetic postganglionic neuron
69. Parasympathetic preganglionic neuron
70. Parasympathetic postganglionic neuron
71. Unipolar somesthetic afferent neuron
72. Cerebral Betz cell
73. Cerebral type I Golgi cell
74. Cerebral type II Golgi cell
75. Cerebral granule cell
76. Cerebral small pyramidal cell
77. Cerebral stellate cell
78. Cerebral Renshaw cell
79. Cerebellar Purkinje cell
80. Cerebellar granule cell
81. Cerebellar basket cell
82. Schwann cell
83. Fibrous astrocyte
84. Protoplasmic astrocyte
85. Microglia
86. Oligodendrocyte
87. Satellite cell
88. Ependymal cell
89. Hypothalamic neuroendocrine cell
General (somesthetic) senses
90. Nociceptor
91. Cold receptor
92. Heat receptor
93. Hair (peritrichial) receptor
94. Nuclear bag fiber of muscle spindle
95. Nuclear chain fiber of muscle spindle
96. Annulospiral neurons of muscle spindle
97. Flower-spray neurons of muscle spindle
98. Gamma motor neuron of muscle spindle
Chemical senses
99. Gustatory cell
100. Supporting cell of taste bud
101. Basal cell of taste bud
102. Olfactory cell
103. Supporting cell of olfactory mucosa
104. Basal cell of olfactory mucosa
Ear
105. Ceruminous gland cell
106. Vestibular type I hair cell
107. Vestibular type II hair cell
108. Dark cell of utricle
109. Light cell of utricle
110. Dark cell of endolymphatic duct
111. Light cell of endolymphatic duct
112. Squamous cell of vestibular membrane
113. Basal cell of stria vascularis
114. Marginal cell of stria vascularis
115. Cochlear outer hair cell (OHC)
116. Cochlear inner hair cell (IHC)
117. Cochlear inner pillar cell
118. Cochlear outer pillar cell
119. Cochlear inner phalangeal cell
120. Cochlear outer phalangeal (Deiter) cell
121. Cochlear border cell
122. Cochlear Hensen cell
123. Cochlear Claudius cell
124. Cochlear Boettcher cell
125. Cochlear interdental cell
Eye
126. Lens fiber
127. Hyalocyte of vitreous body
128. Pupillary dilator cell
129. Retinal pigment epithelial cell
130. Retinal rod cell
131. Blue cone
132. Green cone
133. Red cone
134. Rod rod bipolar cell
135. Diffuse cone bipolar cell
136. Midget cone bipolar cell
137. Amacrine cell
138. Müller cell
139. Type H-I horizontal cell
140. Type H-II horizontal cell
141. Interplexiform cell
142. Midget ganglion cell (P cell)
143. Parasol ganglion cell (M cell)
144. Photosensitive ganglion cell
145. Non-photosensitive ganglion cell
146. Lacrimal gland cell
--- Melanocyte of iris
Integumentary system
147. Epidermal keratinocyte
148. Dendritic (Langerhans) cell
149. Tactile (Merkel) cell
150. Basal stem cell
151. Melanocyte
152. Sebaceous gland cell
153. Apocrine sweat gland cell
154. Dark cell of merocrine sweat gland
155. Clear cell of merocrine sweat gland
156. Ceruminous gland cell
157. Myoepithelial cell
158. Hair cortical cell
159. Hair cuticle cell
160. Hair matrix stem cell
161. Epithelial root sheath cell
162. Nail plate keratinocyte
163. Nail matrix cell
Skeletal system (maybe nothing not already listed)
Endocrine system
164. Pituitary chromophobe
165. Pituitary gonadotrope
166. Pituitary thyrotrope
167. Pituitary corticotrope
168. Pituitary lactotrope (mammotrope)
169. Pituitary somatotrope
170. Pituitary follicular (stellate) cell
171. Neurohypophyseal pituicyte
172. Pars intermedia cells
173. Pinealocyte
174. Pineal astrocyte (interstitial cell)
175. Thymic reticular epithelial cell
176. Thyroid follicular cell
177. Thyroid parafollicular (calcitonin) cell
178. Parathyroid chief cell
179. Parathyroid oxyphil cell
180. Adrenal chromaffin cell
181. Zona glomerulosa cell
182. Adrenal spongiocyte (zona fasciculata)
183. Zona reticularis cell
184. Pancreatic islet alpha (A) cell
185. Pancreatic islet beta (B) cell
186. Pancreatic islet delta (D) cell
187. Pancreatic islet PP (F) cell
188. Paraganglionic chief cell
189. Paraganglionic supporting cell
Cardiovascular and lymphatic systems
190. Continuous endothelial cell
191. Fenestrated endothelial cell
192. Lymphatic endothelial cell
193. Capillary pericyte
194. SA and AV nodal (pacemaker) cell
195. Purkinje fiber
Respiratory system
196. Ciliated columnar cell of respiratory mucosa
197. Brush cell of respiratory mucosa
198. Basal cell of respiratory mucosa
199. Small granule cell of respiratory mucosa
200. Squamous (type I) alveolar cell
201. Great (type II) alveolar cell
202. Clara cell of bronchiole
203. Alveolar macrophage (dust cell)
Urinary system
204. Podocyte
205. Glomerular mesangial cell
206. Extraglomerular mesangial (lacis) cell
207. Parietal cell of glomerular capsule
208. Macula densa cell
209. Juxtaglomerular cell
210. Epithelial cell of proximal convoluted tubule
211. Epithelial cell of distal convoluted tubule
212. Epithelial cell of thin segment of nephron loop
213. Epithelial cell of thick segment of nephron loop
214. Principal cell of collecting duct
215. Intercalated cell of collecting duct
216. Interstitial cell of renal medulla
217. Transitional epithelial cell
218. Urethral gland secretory cell
Digestive tract
219. Surface epithelial cell of stomach
220. Mucous neck cell of gastric gland
221. Chief (zymogenic) cell of gastric gland
222. Parietal (oxyntic) cell
223. Regenerative (stem) cell of gastric pit
224. Absorptive cell of small intestine
225. Paneth cell
226. Microfold (M) cell of Peyer patches
227. Type A (glucagon) enteroendocrine cell
228. Type G (gastrin) enteroendocrine cell
229. Type S (secretin) enteroendocrine cell
230. Type K (GIP) enteroendocrine cell
231. Type L (glicentin) enteroendocrine cell
232. Type I (CCK) enteroendocrine cell
233. Type D (somatostatin) enteroendocrine cell
234. Type D1 (VIP) enteroendocrine cell
235. Type Ec (serotonin, substance P) enteroendocrine cell
236. Type Mo (motilin) enteroendocrine cell
Accessory digestive organs
237. Cementocyte
238. Odontoblast
239. Ameloblast
240. Salivary serous cell
241. Salivary mucous cell
242. Myoepithelial basket cell
243. Hepatocyte
244. Hepatic macrophage (Kupffer cell)
245. Pancreatic acinar cell
246. Pancreatic centroacinar cell
Male reproductive system
247. Type A spermatogonium
248. Type B spermatogonium
249. Primary spermatocyte
250. Secondary spermatocyte
251. Spermatid
252. Spermatozoon
253. Interstitial (Leydig) cell
254. Sustentacular (Sertoli) cell
255. Myoid cell of seminiferous tubule
256. Bulbourethral gland cell
257. Prostatic gland cell
258. Seminal vesicle gland cell
259. Epididymal principal cell
260. Epididymal basal cell
Female reproductive system
261. Oogonium
262. Primary oocyte
263. Secondary oocyte
264. First polar body
265. Second polar body
266. Granulosa cell
267. Theca lutein cell
268. Granulosa lutein cell
269. Corona radiata cell
270. Interstitial cell of follicular stroma
271. Peg cell
272. Uterine decidual cell
273. Mammary secretory cell
--- Mammary myoepithelial cell
Embryo and fetus
274. Zygote
275. Blastomere
276. Cytotrophoblast cell
277. Syncytiotrophoblast cell
278. Ectodermal cell
279. Mesodermal cell
280. Endodermal cell
281. Mesenchymal cell
282. Neural crest cell
283. Myoblast
284. Hemoblast
285. Angioblast
286. Neuroblast
287. Glioblast